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2008年新托福考试名师阅读讲义

2008年新托福考试名师阅读讲义

1. 句子简化题1 n' {5 ]6 q1 Q% t

The Great Red Spot


. e, T1 p* ?, ]One distinctive feature of the planet Jupiter is the Great Red Spot, a massive oval of swirling reddish-brown clouds. WereEarth to be juxtaposed with the Great Red Spot, our planet would bedwarfed in comparison, with a diameter less than half that of the GreatRed Spot. The Spot’s clouds, most likely tinted red as a resultof the phosphorus that they contain, circulate in a counterclockwisedirection. Theouter winds require six Earth days to complete the circumference of theGreat Red Spot, a length of time indicative of vastness of the GreatRed Spot. * Y/ A( E* n  m7 _( e
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1.Which of the sentences below best expresses the essential informationin the highlighted sentence in the passage? Incorrect choices changethe meaning in important ways or leave out essential information.  R( t& j+ i' O& }
A. The density of the Great Red spot is much higher than that the Earth.
" b8 L/ A" |+ q: e0 kB. If the diameter of the Great Red Spot were doubled, it would equal that of the Earth.
8 p# Q! u/ F, gC. By placing the Earth next to the Great Red Spot, one could see the Earth has a much smaller diameter.
" U) x" k# q2 \D. Because the Earth is close to the Great Red Spot, Earth is influenced by its huge size.
6 _; S4 k4 \7 F. P% G  o6 H
" k8 v4 u# M+ H; a3 C* e7 o答案:C1 {/ Z0 G" s8 U/ v" U* Y' f
2.Which of the sentences below best expresses the essential information in the highlighted sentence in the passage? Incorrect choices change the meaning in important ways or leave out essential information.6 v: P$ S+ w# F: r3 M# t) `8 C" c

2 n( a% N' u( H# vA. The Earth’s outer winds move a distance equal to the circumference of the Great Red Spot.
, A+ b8 k2 X0 e+ ]1 r" c- ~7 a5 ~1 w/ o
B. The outer winds of the Great Red Spot move more quickly than do those on Earth., R, s! @4 O" I$ L1 b$ D
6 @; u' e0 d# ^1 Z# r
C. The Winds moving across the Great Red Spot finally change direction every six Earth days.
# p5 @, u2 A/ W  D8 Z1 F6 p6 X6 r3 T) @( w& [3 L
D. The fact that the winds take so long to move around the Great Red Spot proves how big it is.( i# t, S8 @( e; f# b2 }) \

- M% ~% ]' T/ ?! h1 @+ x1 ^" D答案:D! L4 r1 r. Z4 W# q  a' H

* ?/ q* ^) I" S  M1 {; |$ VPassage One (Question 1-2)
& j: A9 D  I4 K
& {, H3 t6 y# y; z

Camouflage


4 R; l. i8 T' O7 H& {Camouflage is one of the most effective ways for animals to avoid attack in the treeless Arctic. However,the summer and winter landscapes there are so diverse that a singleprotective coloring scheme would, of course, prove ineffective in oneseason or the other. Thus, many of the inhabitants of the Arctic tundra change their camouflage twice a year. Thearctic fox is a clear-cut example of this phenomenon; it sports abrownish-gray coat in the summer which then turns white as cold weathersets in, and the process reverses itself in the springtime. Itsbrownish-gray coat blends in with the barren tundra landscape in themonths without snow, and the white coat naturally blends in with thelandscape of the frozen wintertime tundra.
2 \1 ^* ~' G6 G( m; o( j6 |$ ~ 0 z8 z8 T; t9 ~0 ]( O3 t8 K+ C
1. Which of the sentences below expresses the essential information in the first highlighted sentence in the passage?$ w7 K; t1 f3 C: x
Incorrect choices change the meaning in important ways or leave out essential information.
. a6 l$ D# ?& v6 D3 wA.
7 s( ?2 X& J( \, h7 UOpposite conditions in summer and in winter necessitate different protective coloration for Arctic animals.3 y9 j' \9 |$ Z, p- E1 F3 m$ W: g7 G
B.
/ w6 _, P$ h" q2 o! H0 n# H- HThe coloration of the summer and winter landscapes in the Arctic fails to protect the Arctic tundra.
: R9 o/ E5 S( ~5 _C.
& b5 J1 @" a  ~4 GIn a single season, protective coloring scheme are ineffective in the treeless Arctic.7 m! K5 M* ?& q
D.
2 F5 \6 z$ y. i- ~- sFor many animals, a single protective coloring scheme effectively protects them during summer and winter months.
. K4 |2 H& V# d6 f答案:A
5 r5 ^! @/ m& K" U; i2. Which of the sentences below expresses the essential information in the second highlighted sentence in the passage?% p& m: _* @: A4 I6 q3 }' V
Incorrect choices change the meaning in important ways or leave out essential information.
# S6 X: w, F# m% eA.
  I2 r1 V) s3 w9 W! i. h0 |The arctic fox is unusual in that he color of its coat changes for no reason.
5 B6 t9 D1 \* Q8 JB.
7 ~% P- n; J( q4 c9 RThe arctic fox lives in an environment that is brownish gray in the summer and white in the winter.
- k$ F- l3 P" k7 W4 W; h* dC.
3 ?" ]" A% [/ Y" B- UIt is a phenomenon that the coat of the arctic fox turns white I the springtime and gray in the fall.
) d) {: ]" {! H" lD.* U$ b! B0 u; k  ?' j1 h
The arctic fox demonstrates that protective coloration can change during different seasons.! k  X+ T1 F& g9 i, ^% E& t2 e
答案:D
. C2 {$ H3 c! b7 @; Y# jPassage Two (Question 3-6)* X' Q" j. k7 @' i% u

" o7 F0 t2 J( i* Y* x

Post-it Notes

    Post-it Notes were invented in the 1970s at the 3M company in Minnesota quite by accident, Researchersat 3M were working on developing different types of adhesives, and oneparticularly weak adhesive, a compound of acrylate copolymermicrospheres, was developed. Employees at 3M were asked if theycould think of a use for a weak adhesive which, provided it did not getdirty, could be reused. One suggestion was that it could be applied toa piece of paper to use as a bookmark that would stay in place in abook. Anotheruse was found when the product was attached to a report that was to besent to a colleague with a request for comments on the report; thecolleague made his comments on the paper attached to the report andreturned the report. The idea for Post-it Notes was born.
# ~# r6 {, s: {
+ O! t7 x, {1 m  dIt was decided within the company that there would be a test launch of product in 1977 in four American cities. Salesof this innovative product in test cities were less than stellar, mostlikely because the product, while innovative, was also quite unfamiliar.A final attempt was then made in the city of Boise to introduce theproduct. In that attempt, 3M salesmen gave demonstrations of theproduct in offices throughout Boise and gave away free samples of theproduce. When the salesmen returned a week later to the office workers,having noted how useful the simple little product could be, wereinterested in purchasing it. Overtime, 3M came to understand the huge potential of this new product, andover the next few decades more than 400 varieties of Post-it products -in different colors, shapes, and sizes – have been developed.
$ H6 c5 \% r$ r8 U. p ' o+ }8 I3 x  i4 h4 J
3. Which of the sentences below expresses the essential information in the first highlighted sentence in the passage 1?
; l2 P8 ^  }2 ]: D# Y% l# wIncorrect choices change the meaning in important ways or leave out essential information.* @& y* {; G2 r. e* B
A.! P8 {7 a# J8 w8 l
Of the many adhesives that were being developed at 3M, one was not a particularly strong adhesive.1 P; J8 `% ^- R7 B9 m# L% b* ^! K
B.: L7 ~- _* r8 C# `3 ^6 M% ^- _
Researchers at 3M spent many years trying to develop a really weak adhesive.* P/ B+ m* g# L2 N5 }1 Q8 V) S
C.+ W- F) d" N  l& T3 S
Numerous weak adhesives resulted from a program to develop the strongest adhesive of all.
8 O5 M& D8 W- l. f5 t5 oD.; ?& i# M! e# ^% i
Researchers were assigned to develop different types of uses for acrylate copolymer microspheres.+ `4 J* G) `: r5 G6 C
答案:A! P9 S2 b2 h0 B9 n$ C$ I, N
; i/ t, ?. M' q6 K* @) g
4. Which of the sentences below expresses the essential information in the second highlighted sentence in the passage 1?
. ?% h$ s9 [" a7 H6 y6 ~Incorrect choices change the meaning in important ways or leave out essential information.
7 b% b: [" L6 ?, O5 }, ^A.. I" ?. l4 ?! X1 G8 o, E
The 3M company suggested applying for a patent on the product in a report prepared by a colleague.
8 g9 `' ^) E3 e2 y0 qB.0 d$ Y8 T% ~- t  g+ j: R/ D
One unexpectedly-discovered use for the adhesive was in sending and receiving notes attached to documents.6 v4 E  ]/ b; G, `
C.
: Y, G2 ?3 ?2 y' x- {A note was attached to a report asking for suggestion for uses of one of 3M’s products.1 b( M& g9 Y( o6 S. r  z
D.! w, R+ q) ?; e
A colleague who developed the new product kept notes with suggestions by other workers.
7 x  \" J: ]9 r# m答案:B' K4 b8 n$ t. x$ {

7 `8 E& O4 U# I5. Which of the sentences below expresses the essential information in the first highlighted sentence in the passage 2?. T1 \" h* c8 d/ Q# D/ I
Incorrect choices change the meaning in important ways or leave out essential information.
# U! y$ n. s. CA.3 c0 P0 t9 A& r4 J" O0 ?
The 3M company was unfamiliar with the process of using test cities to introduce innovative products.1 B* Q, ^& X0 |' P8 n* O
B.! c' e! k' g$ @$ B. w6 H( G
Sales of the product soared even though the product was quite unfamiliar to most customers.' v% @* B+ h- U: b. X6 N  s
C.
3 ^) i/ {' F. U; a0 x" `/ fThe new product did not sell well because potential customers did not understand it.0 H3 A8 k5 K. M/ {# H9 |
D.0 A/ _4 q" S2 ?) I8 a4 c) ?' w
After selling the product for a while, the company understood that the product was not innovative enough.
1 R" D$ C0 y% \答案:C; C. w/ K) Z# `1 z

$ H! a; ^( m6 p0 r6. Which of the sentences below expresses the essential information in the second highlighted sentence in the passage 2?
5 l  ?  g) L8 z/ |: tIncorrect choices change the meaning in important ways or leave out essential information.
: \& w# ?% G" X% [8 CA.
5 B% ~* T5 @' s# o' ~5 W. B- jThe company immediately understood the potential of the product and began to develop it further.
+ q8 y3 W: Q4 H9 C2 ^+ o. W  EB.
2 ?, O) E! Z! e( jThe company worked overtime to develop its new product, initially creating numerous varieties to make it successful.7 w4 k0 f. {8 R9 n+ F# k8 }
C., r; g* j/ g/ c; b/ g
The company initially introduced 400 varieties of the product and then watched for decades as sales improved.
$ m& u8 I7 i0 w, {; V# y- a6 XD.
. s) i7 @: s2 z0 H( d6 EIt took some time for the company to understand how important its new product was and how many variation were possible.
0 G  ?7 y# r: }* t; d/ _) h3 R答案:D

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2. 排除列举题& }* Y; s% ]" x
     The geology of the Earth's surface isdominated by the particular properties of water.Present on Earth insolid, liquid, and gaseous states, water is exceptionally reactive. Itdissolves, transports, and precipitates many chemical compounds and isconstantly Line modifying the face of the Earth.(5) Evaporated from theoceans, water vapor forms clouds, some of which are transported by windover the continents. Condensation from the clouds provides theessential agent of continental erosion: rain. Precipitated onto theground, the water trickles down to form brooks, streams, and rivers,constituting what are called the hydrographic network. This immensepolarized network channels the water toward a single recepatcle: anocean.(10) Gravity dominates this entire step in the cycle becausewater tends to minimize its potential energy by running from highaltitudes toward the reference point, that is, sea level.' @. A( K3 m1 W: G* R
     Therate at which a molecule of water passes through the cycle is notrandom but is a measure of the relative size of the various reservoirs.If we define residence time as the(15) average time for a watermolecule to pass throught one of the three reservoirs—atmosphere,continent, and ocean—we see that the times are very different. A watermolecule stays, on average, eleven days in the atmosphere, one hundredyears on a continent and forty thousand years in the ocean. This lastfigure shows the importance of the ocean as the principal reservoir ofthe hydrosphere but also the rapidity of water(20) transport on thecontinents. A vast chemical separation process takes places during theflow of water over the continents. Soluble ions such as calcium,sodium, potassium, and some magnesium are dissolved and transported.Insoluble ions such as aluminum, iron, and silicon stay where they areand form the thin, fertile skin of soil on which vegetation can grow.Sometimes(25) soils are destroyed and transported mechanically duringflooding. The erosion of the continents thus results from two closelylinked and interdependent processes, chemical erosion and mechanicalerosion. Their respective interactions and efficiency depend ondifferent factors.9 k' b. Y8 f' O- ?, E( C2 z

  ]5 b7 V4 }/ X+ U. N( w, @8. All of the following are example of soluble ions EXCEPT- K3 T2 p  |- h3 \
  (A) magnesium( x7 U: C. W$ R" z+ T3 y
  (B) iron2 `/ r7 t& L6 b( d0 A
  (C) potassium, ^- {1 D/ H5 a  X  t5 C
  (D) calcium5 i! G; u, b6 S
答案:B6 a* n+ m  \4 I9 E6 ]

9 p$ A% k- d$ i/ S/ y$ k" g    The canopy, the upper level of the trees in the rain forest, holds aplethora of climbing mammals of moderately large size, which mayinclude monkeys, cats, civets, and porcupines. Smaller species,including such rodents as mice and small squirrels, are not Line asprevalent overall in high tropical canopies as they are in mosthabitats globally.(5)Small mammals, being warm blooded, suffer hardshipin the exposed and turbulent environment of the uppermost trees.Because a small body has more surface area per unit of weight than alarge one of similar shape, it gains or loses heat more swiftly.
% F2 u5 C+ v! R0 X6 s    Thus, in the trees, where shelter from heat and cold may be scarce andconditions may fluctuate, a small mammal may have trouble maintainingits body temperature.(10)Small size makes it easy to scramble amongtwigs and branches in the canopy for insects, flowers, or fruit, butsmall mammals are surpassed, in the competition for food, by large onesthat have their own tactics for browsing among food-rich twigs.Theweight of a gibbon (a small ape) hanging below a branch arches theterminal leaves down so that fruit-bearing foliage drops toward thegibbon's face. Walking or, E  U$ G4 \& t! p% C, X
(15) leaping species of a similar or evenlarger size access the outer twigs either by snapping off andretrieving the whole branch or by clutching stiff branches with thefeet or tail and plucking food with their hands.
' y- G7 Q+ D3 G0 x     Small climbinganimals may reach twigs readily, but it is harder for them than forlarge climbing animals to cross the wide gaps from on tree crown to thenext that(20) typify the high canopy. A macaque or gibbon can hurlitself farther than a mouse can: it can achieve a running start, and itcan more effectively use a branch as a springboard, even bouncing on alimb several times before jumping. The forward movement of a smallanimal is seriously reduced by the air friction against the relativelylarge surface area of its body. Finally, for the many small mammalsthat supplement their insect(25) diet with fruits or seeds, aninability to span open gaps between tree crowns may be problematic,since trees that yield these foods can be sparse.
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- {# p$ o8 |% {3 Q2. Which of the following animals is less common in the upper canopy than in other environments?
6 F( P$ r# F3 S# T) s8 u) T3 p2 ^  (A) Monkeys9 i; W: K; H; R
  (B) Cats2 |' {$ h  ~  B. X' U8 t* p/ Y
  (C) Porcupines8 R: T8 l& U8 P5 h/ N4 L
  (D) Mice
4 T7 i/ X, b/ W4 E3 p" L1 ^ % |3 h+ |" }' K4 M- V( V3 {. }
答案:D
3 d3 X$ V9 v2 f! V' J5 J' W( H# YDuring the seventeenth and eighteenth centuries, almost nothing was written about the# C; i' O+ A; L! `) S3 y
    contributions of women during the colonial period and the early history of the newly
4 Q1 i$ a9 p5 H* H    formed United States. Lacking the right to vote and absent from the seats of power,8 u/ c7 }  y! p) K) Q
Line women were not considered an important force in history. Anne Bradstreet wrote some- k7 h9 X# R# F3 m* z# c
(5)  significant poetry in the seventeenth century, Mercy Otis Warren produced the best
$ ^2 d& ~7 Z# z& L; }( m0 e    contemporary history of the American Revolution, and Abigail Adams penned important4 o8 p3 j# s% K- j$ |
    letters showing she exercised great political influence over her husband, John, the second( k0 M% y! a! R" }% I" I2 i" U
    President of the United States. But little or no notice was taken of these contributions.% h7 A4 o2 s  ?1 V3 m) E
    During these centuries, women remained invisible in history books.
8 ?: f- K5 ^# v: ~; E(10)  Throughout the nineteenth century, this lack of visibility continued, despite the efforts
! W( G* {; j/ l% c9 s1 o( \1 U    of female authors writing about women. These writers, like most of their male
$ N' V3 @) t# B# `/ ?) a% f2 C: [. j    counterparts, were amateur historians. Their writings were celebratory in nature, and' P4 K1 v/ f, z! c
    they were uncritical in their selection and use of sources.
/ o# w, t. @' o3 n# a* x+ m3 k      During the nineteenth century, however, certain feminists showed a keen sense of
' T" t# ~! m, i: S  O(15) history by keeping records of activities in which women were engaged. National,& J" u% E' q7 `  F% y
    regional, and local women's organizations compiled accounts of their doings. Personal- B$ J: V/ [+ p. q. L0 V; k0 p% a: H
    correspondence, newspaper clippings, and souvenirs were saved and stored. These sources
3 W  A5 F4 \9 \    form the core of the two greatest collections of women's history in the United States; one
# ]! Q- B, [, X1 d  O6 O    at the Elizabeth and Arthur Schlesinger Library at Radcliffe College, and the other the & Q9 W# N$ G% K& c$ Q& L6 T
(20) Sophia Smith Collection at Smith College. Such sources have provided valuable: f. Q6 J; D& {3 M! u
    materials for later generations of historians.
3 h* P& g% ]0 d# ]7 v% H      Despite the gathering of more information about ordinary women during the * Y" J4 N6 q# W8 Q1 c
    nineteenth century, most of the writing about women conformed to the "great women"
* {) w: O- o. O0 Z9 U) l4 ]3 @" \! X    theory of history, just as much of mainstream American history concentrated on "great& W" k9 l$ D: t( |1 r. `
(25) men." To demonstrate that women were making significant contributions to American5 }* \1 d/ {8 s# W
    life, female authors singled out women leaders and wrote biographies. or else important
9 t' r" b& \; s/ J1 }7 P    women produced their autobiographies. Most of these leaders were involved in public
& E6 B- R8 A- L) b% G; J    life as reformers, activists working for women's right to vote, or authors, and were not+ v3 o( ?- a# X% [& t
    representative at all of the great of ordinary woman. The lives of ordinary people1 g- C) \7 }; f6 `  s+ q0 v, O: v9 g
(30) continued, generally, to be untold in the American histories being published.* U$ W) e7 A% b; o! T2 X$ A/ e& D
4 m5 Q8 R/ M4 b0 ?  U  u$ v
9. In the last paragraph, the author mentions all of the following as possible roles of nineteenth-century "great women" EXCEPT: _5 b8 x: K& S( a
  (A) authors& J1 e& F$ A2 }+ o
  (B) reformers) ?# }3 n" |8 Y7 M: l" @6 X
  (C) activists for women's rights
0 F5 C6 h7 `  {  (D) politicians5 |0 B8 ]  p5 x4 l; G6 t0 @
答案:D8 |, O$ c3 R1 H+ K! U. ]6 I* ]" W, \

: }" |4 S3 V' G- B4 `. D" W+ c      Potash (the old name for potassium carbonate) is one of the two alkalis (the other: C: J6 G( \4 p4 z" g! }% ^6 C
    being soda, sodium carbonate) that were used from remote antiquity in the making of
7 O; v/ S5 Z3 P$ K9 c0 P    glass, and from the early Middle Ages in the making of soap: the former being the- |! G' r# x* i% ?5 p
Line product of heating a mixture of alkali and sand, the latter a product of alkali and ) u' o  Q" }: s1 A9 a2 z1 P
(5)  vegetable oil. Their importance in the communities of colonial North America need( U# w8 U8 J( d
    hardly be stressed.
' \8 Z* ~- ]3 e# ~3 m      Potash and soda are not interchangeable for all purposes, but for glass-or soap-
. }2 r! b! M4 O! v9 R2 ]# G    making either would do. Soda was obtained largely from the ashes of certain
2 R/ ]" a  E+ C; x! k  u+ w    Mediterranean sea plants, potash from those of inland vegetation. Hence potash was
. E7 V) B) w$ D: z8 u) H. Z6 Z(10) more familiar to the early European settlers of the North American continent.5 I3 b( n9 |* o  a. i, ?; d
      The settlement at Jamestown in Virginia was in many ways a microcosm of the
! }, t8 R- }1 B8 R& J    economy of colonial North America, and potash was one of its first concerns. It was
: r2 @8 x- `) m% s# \0 \    required for the glassworks, the first factory in the British colonies, and was produced in' Z+ M( \% b& P: Q
    sufficient quantity to permit the inclusion of potash in the first cargo shipped out of
! R; r  C( v% {- S(15) Jamestown. The second ship to arrive in the settlement from England included among its  z7 X' y, d  s) X
    passengers experts in potash making.
0 K6 x5 P/ ]: B/ F; d: W      The method of making potash was simple enough. Logs were piled up and burned in
  r0 w2 b# T. F3 c( C9 s6 a    the open, and the ashes collected. The ashes were placed in a barrel with holes in the8 a- t! D: q! E# R$ [- o
    bottom, and water was poured over them. The solution draining from the barrel was
) y  `, W: E; V3 E4 _2 z1 W( O(20) boiled down in iron kettles. The resulting mass was further heated to fuse the mass into
; x! E/ M# V; ?. u    what was called potash." p+ a% _. r' @- f5 o# f
      In North America, potash making quickly became an adjunct to the clearing of8 i5 r7 F; s; b  v9 o6 O6 `
    land for agriculture, for it was estimated that as much as half the cost of clearing land
& v" U( S) o7 O4 D$ F. p" h    could be recovered by the sale of potash. Some potash was exported from Maine and New
0 u& b' u, E/ e: {  V( R) A. v2 }(25) Hampshire in the seventeenth century, but the market turned out to be mainly domestic,
, G, c/ O4 h7 N) v9 f' \' z6 P    consisting mostly of shipments from the northern to the southern colonies. For despite3 w$ S  ^) V( Z; a- P: a
    the beginning of the trade at Jamestown and such encouragements as a series of acts "to' w$ k' f5 n6 V  `; R
    encourage the making of potash," beginning in 1707 in South Carolina, the softwoods; ^( R7 E+ j5 J7 t
    in the South proved to be poor sources of the substance.8 k! m/ o6 v  H; {6 a( C

0 ]+ K# Q& s- c) Z- s1. What aspect of potash does the passage mainly discuss?
/ }* o/ p4 `& N! j0 c5 A5 Z% Y- R5 C  (A) How it was made5 [# i- f; \# C" ~. @9 C1 `/ |
  (B) Its value as a product for export- p" B( O  ?: g. R2 W5 L
  (C) How it differs from other alkalis8 C9 B9 ]/ T; x% b4 v* q; X7 j
  (D) Its importance in colonial North America
5 I$ T4 J) _) P, k2 W答案:C
$ \! p9 B. P2 e6 d. ~4 X( M2 z3 _
& \5 B# L6 y& h0 a2. All of the following statements are true of both potash and soda EXPECT:
7 ]/ d1 \0 V+ W9 k4 D! P- Q  (A) They are alkalis.
5 ?7 g' W- N5 A5 Y! S9 g6 e  (B) They are made from sea plants.
8 N9 n1 V: k+ u; \6 z+ [  (C) They are used in making soap.
, n) K/ e* f; a5 I3 I( h" o  (D) They are used in making glass.
6 x3 K. g" p" p5 i答案:B& x: I9 B8 P: R% }/ Z
# E& v7 R9 _% g# a5 w
7. According to paragraph 4, all of following were needed for making potash EXCEPT8 v7 l4 s8 c) Y  {8 O
  (A) wood
' J) w0 _. T6 g4 K, j  (B) fire
+ M& c. ]  W" K! T  (C) sand" C6 Q, A' `3 m. q' o
  (D) water1 M7 w( C. s& }) d* I, F: O4 C0 v6 E
答案:C
  ~% X6 \# R9 H' l" OIn July of 1994, an astounding series of events took place. The world anxiously
% d' h6 W7 R* H0 b5 h$ a: G    watched as, every few hours, a hurtling chunk of comet plunged into the atmosphere of7 l+ D2 i% n- Y( q# @2 X+ \
    Jupiter. All of the twenty-odd fragments, collectively called comet Shoemaker-Levy 99 K  M( j, M2 _1 S$ s% G3 M
Line after its discoverers, were once part of the same object, now dismembered and strung out
/ I: ^5 R" s5 p6 X. P(5)  along the same orbit. This cometary train, glistening like a string of pearls, had been first* Q, Q3 N( k1 L2 v5 A! {8 \
    glimpsed only a few months before its fateful impact with Jupiter, and rather quickly
1 }& i5 u8 }" V; H" Z3 ~    scientists had predicted that the fragments were on a collision course with the giant
4 O9 J$ C# L5 g9 }2 S% q    planet. The impact caused an explosion clearly visible from Earth, a bright flaming fire  O. d0 q, ?; K1 W! ]2 O, V* k7 e
    that quickly expanded as each icy mass incinerated itself. When each fragment slammed
, {6 r* E/ j1 u8 Z, Q(10) at 60 kilometers per second into the dense atmosphere, its immense kinetic energy was
, i3 m4 g6 n! ?/ G. p. Y" Y    transformed into heat, producing a superheated fireball that was ejected back through the4 G( Z  ~5 ?/ D+ p" ]
    tunnel the fragment had made a few seconds earlier. The residues form these explo-
0 s- o" ~" K6 d( ^7 s' i    sions left huge black marks on the face of Jupiter, some of which have stretched out to4 j6 B- z9 M. J- M) r' m% `
    from dark ribbons.6 p, C/ \8 a. j4 ?
(15)  Although this impact event was of considerable scientific importance, it especially piqued4 W! y% O  S* w4 m' r
    public curiosity and interest. Photographs of each collision made the evening television
' r: j/ ^- D9 X0 W    newscast and were posted on the Internet. This was possibly the most open scientific+ S% s, Q6 Z% p
    endeavor in history. The face of the largest planet in the solar system was changed before
9 O6 V  g9 T. x    our very eyes. And for the very first time, most of humanity came to fully appreciate the
: k5 N6 R& `) p. @! B3 [(20) fact that we ourselves live on a similar target, a world subject to catstrophe by random
. E- \* e8 o* s' P" Z% y    assaults from celestial bodies. That realization was a surprise to many, but it should not) Y/ T1 R% n6 J
    have been. One of the great truths revealed by the last few decades of planetary explo-
, I+ N) h% c( T$ R    ration is that collisions between bodies of all sizes are relatively commonplace, at least in7 H( F# V" }0 F! y% i& }; I4 W% Q
    geologic terms, and were even more frequent in the early solar system.
/ [* I- _4 g3 ]' W# o
8 X! z- y0 `$ O; V3. The author compares the fragments of comet Shoemaker-Levy 9 to all of the following EXCEPT
( Y" g- f4 K. ]8 e$ }  (A) a dismembered body
, N4 `1 ~- B1 Z  (B) a train: b) _& W% n" R, s0 O/ m; c8 L
  (C) a pearl necklace 0 \* y/ A" ~& \6 O
  (D) a giant planet( H6 {5 m  K" v4 b8 L& G. g. m
答案:D
$ x* r4 w3 J& T! O% l$ J, B7 f. [" ]* w% Y
      By far the most important United States export product in the eighteenth and
5 l7 u7 [! ?* e. U$ _    nineteenth centuries was cotton, favored by the European textile industry over flax or6 u6 j5 _" ~2 }" V) Q0 k
    wool because it was easy to process and soft to tile touch. Mechanization of spinning and1 d5 h. M8 D# _; J2 Z( f$ E8 B2 C5 S
Line weaving allowed significant centralization and expansion in the textile industry during2 k1 E' d& F1 z
(5)  this period, and at the same time the demand for cotton increased dramatically. American
$ y# H1 M3 s2 r' R* W    producers were able to meet this demand largely because of tile invention of the cotton
# c' Z5 D; Z3 S9 k" g/ V    gin by Eli Whitney in 1793. Cotton could be grown throughout the South, but separating% h4 h) {3 q8 L. @, y& I; g9 d
    the fiber—or lint—from the seed was a laborious process. Sea island cotton was
0 j& g: I9 n8 @' K, m% l" F    relatively easy to process by hand, because its fibers were long and seeds were- _, p5 g/ j6 W$ A
(10) concentrated at the base of the flower, but it demanded a long growing season, available+ Y3 M- P& v- H+ f5 e3 O
    only along the nation's eastern seacoast. Short-staple cotton required a much shorter# s( P0 ]0 W8 k$ v5 H1 T2 @
    growing season, but the shortness of the fibers and their mixture with seeds meant that a
7 x/ N; j6 s4 I0 T+ P    worker could hand-process only about one pound per day. Whitney's gin was a hand-" k! k$ c" b  h- `' _) Q
    powered machine with revolving drums and metal teeth to pull cotton fibers away from
( C8 }' h8 ]7 }  H& p: V(15) seeds. Using the gin, a worker could produce up to 50 pounds of lint a day. The later- e* w1 b" b: H# W% m" @" r# F
    development of larger gins, powered by horses, water, or steam, multiplied productivity
3 m+ j: _. ~" N1 U' k! H, k* L! O+ J    further.: s  _) P" ]" U. Y& G
      The interaction of improved processing and high demand led to the rapid spread of
9 {0 D# f9 K  l5 y# `2 p7 H    the cultivation of cotton and to a surge in production. It became the main American+ n, }$ G7 Z" S# K( ^
(20) export, dwarfing all others. In 1802, cotton composed 14 percent of total American
) W9 A; N8 o" O8 a! T/ T; z/ \) d    exports by value. Cotton had a 36 percent share by 1810 and over a 50 percent share in
1 H: W+ ]8 ^( F. R" @    1830. In 1860, 61 percent of the value of American exports was represented by cotton.
& ^& A  e: u/ t* U- M& a      In contrast, wheat and wheat flour composed only 6 percent of the value of American& N; p& I$ c; j% U
    exports in that year. Clearly, cotton was king in the trade of the young republic. The! \" u  R5 w) Q% \" ?0 T3 d# @
(25) growing market for cotton and other American agricultural products led to an
; O1 f1 A2 w) K    unprecedented expansion of agricultural settlement, mostly in the eastern half of the. p6 t4 I% n& F# Z
    United States—west of the Appalachian Mountains and east of the Mississippi River.
% h9 w7 L' ^( g( m* d & {) t& V$ t% j, ~& C* P
3. All of the following are mentioned in the passage as reasons for the increased demand for cotton EXCEPT! X7 ^* q7 D. Z- H
  (A) cotton's softness
4 {, R* S: E2 y) P; O  (B) cotton's ease of processing
3 z: e$ C2 v$ F, I6 l  (C) a shortage of flax and wool
% @6 Q+ B0 a- p) y  (D) the growth that occurred in the textile industry.$ L) K1 [' u0 v' I6 `: \+ h
答案:C. E; h0 `1 {9 S! X, z* s" ~
Flatfish
5 _, ]# x3 {9 B: ~6 L
    Members of the flatfish family, sanddabs and flounders, have an evolutionary advantage over many colorfullydecorated ocean neighbors in that they are able to adapt their bodycoloration to different environments. These aquatic chameleons haveflattened bodies that are well-suited to life along the ocean floor inthe shallower areas of the continental shelf that they inhabit. Theyalso have remarkably sensitive color vision that registers the subtlestgradations on the sea bottom and in the sea life around them.Information about the coloration of the environment is carried throughthe nervous system to chromatophores, which are pigment-carrying skincells. These chromatophores are able to accurately reproduce not onlythe colors but also the texture of the ocean floor. Each time that asand dab or flounder finds itself in a new environment, the pattern onthe body of the fish adapts to fit in with the color and texture aroundit." b+ w- S4 ^9 u4 J  L, l- G

4 ^, d. I+ H# M1. It is NOT stated in the passage that sand dabs7 W' u2 W) S0 O5 G( i' K
  A are a type of flatfish5 H% i  z/ V' v+ w6 B9 o* O! I
  B are in the same family as flounders) M9 l! F0 {0 ?% u
  C have evolved/ y7 ^6 w) y. l
  D are colorfully decorated: c' T- @. |% o" P7 a# o

# W$ c1 @: {# c2. According to the passages, it is NOT true that sand dabs and flounders
. J4 w, \& e. \" ~1 ]3 V5 H  A have flattened bodies
. W& O$ i: I- k+ `8 x  B live along the ocean floor. |. B5 L+ {( `3 I
  C live in the deepest part of the ocean; E- S7 n# M# q" V3 d
  D live along the continental shelf! L, t; k  Q  G% O% c3 s
) ^3 q% K0 K" u$ S# {% {
3. All of the following are stated about the vision of sand dabs and flounders EXCEPT that they are
5 |- \; z" O2 j1 f4 |/ G- v* v( R  A overly sensitive to light
3 m. G, z6 V/ f6 z  B able to see colors4 @. a  L+ @) M& L: @2 ]- W
  C able to see the sea bottom
) n2 K+ B# B& h  p2 K% U  D aware of their surroundings
  P" f2 s* y2 n' s/ z, \' a: l $ H* C  h: E0 E
4. It is NOT true that chromatophores
3 O4 G+ y6 R6 w, w& I6 A" y7 D. O  A are skin cells
) d4 `- y8 u( h. Y  B carry pigment
( t  j0 ?( j) B" [6 \7 _  C adapt to surrounding colors3 @/ X! U( s( D* _+ u9 f
  D change the ocean floor( K% c. a/ M% m
" q' S! s* |- Q6 [4 d# B. }
5. It is NOT mentioned in the passage that sand dabs and flounders
4 |& x% X/ }9 S- @4 b1 i  A move to new environments$ I% ]: g8 ?. Z0 J: H4 e) g
  B adapt their behavior& a( ?: s3 x$ U
  C can change color, O* G4 H! X1 w- ?* ]. d
  D adapt to textures around them4 C+ u) }/ p5 l9 H: C$ b% K5 _

0 z* x& a; L- L+ F' G参考答案:DCADB' F6 D0 v0 m, v7 z$ i

$ u0 ]! @4 y' E9 d, c, e% R                  Wrigley's Chewing Gum' P2 L/ x. ]3 z5 J
1   Wrigley's chewing gum was actually developed as a premium to be givenaway with other products rather than as a primary product for sale. Asa teenager, William Wrigley Jr. was working for his father in Chicagoselling soap that had been manufactured in his cents, and this sellingprice did not leave a good profit margin for the merchants. Wrigleyconvinced his father to raise the price to ten cents and to give awaycheap umbrellas as a premium for the merchants. This workedsuccessfully, confirming to Wrigley that the use of premiums was aneffective sales tool.
, d; [) V! l) M2    Wrigley then established his own company;in his company he was selling soap as a wholesaler, giving baking sodaaway as a premium, and using a cookbook to promote each deal. Overtime, the baking soda and cookbook became more popular than the soap,so Wrigley began a new operation selling baking soda. He began huntingfor a new premium item to give away with sales of baking soda; he soondecided on chewing gum. Once again, when Wrigley realized that demandfor the premium was stronger than the demand for the original product,he created the Wm. Wrigley Jr. Company to produce and sell chewing gum.: G. C. B! |; i2 ]: b: X. r6 {
3   Wrigley started out with two brands of gum, Vassar and Lotta Gum, andsoon introduced Juicy Fruit and Spearment. The latter two brands grewin popularity, while the first two were phased out. Juicy Fruit andSpearment are two of Wrigley's main brands to this day.
+ c' v* K; \! b+ ^" s1 [& g3 D ) X4 ^* V4 Y, S, F0 _; Q: r
11. It is NOT indicated in paragraph 1 that young William was working 7 c  a+ |1 Z( n0 r  ^/ O5 J
   A in Chicago
8 j% D' k  _- b   B for his father 0 P/ ?4 |0 D! n  M# C
   C as a soap salesman
9 Z; @' d( u  G( V% ^. e   D in his father's factory8 e& K4 u7 M! `" `& {0 N) w9 u
9 m7 A. B1 Q  K! O1 f
12. According to paragraph 1, it is NOT true that the soap that young Wrigley was selling
. c  x9 v  e5 {2 M   A was originally well-liked! q. F- f& q5 S! J# g
   B was originally priced at five cents
* }  L  q2 [, O+ p8 R( W   C originally provided little profit for merchants# U# E6 V7 a1 I' ]7 _1 H% l! N
   D eventually became more popular with merchants
) ]( v7 R# n9 |7 E5 L' h4 p6 { : C& K" ~6 E! X: D  T4 U5 g
13. According to paragraph 2, it is NOT true that, when Wrigley first founded his own company,    he was : K# h( L, x9 h8 j1 r# j' V9 z1 ]
   A selling soap
, J0 ~; H2 T, F; @8 Z# ]   B selling chewing gum, {" U. R& v2 k% w4 @
   C giving away cookbooks
/ ~) w. n! I, p6 t, a" y% M# z   D using baking soda as a premium* U, d2 M6 O9 v6 M

* l) |$ K. m& y- g1 f! F3 {& W; `' |+ I1 f14. It is NOT mentioned in paragraph 2 that Wrigley later5 O& b$ ~- I' n3 s" O  H
   A sold baking soda
9 t1 C+ x* G8 {3 ^/ _& I5 A   B used chewing gun as a premium to sell baking soda/ `& l& _! R6 D% d. I! p
   C sold chewing gum
7 H3 n8 V5 k9 y   D used baking soda as a premium to sell chewing gum  [) |( j4 @" T' O1 J/ x
$ u! R& z$ M% g/ P$ _# c
15. According to paragraph 3, the Wm. Wrigley Jr. Company did all of the following EXCEPT: x$ B% O0 X! w' y
   A begin with two brands of gum. y1 r0 h8 d3 N" k9 _
   B add new brands to the original two
) j' K" H: ?9 R+ n   C phase out the last two brands
  K2 b0 N5 o% K# G1 e! D: j5 w   D phase out the first two brands
) P1 {  f* R* R( K, V' k参考答案:DABDC

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3. 句子插入题6 O; l2 D* G0 Z" a2 o8 G
Paragraph
7 g) [( n2 ?( r6 d) `Popcorn
! k( |# {1 Y7 Y) h5 @3 e1
* m# ?  u8 {- r, Y1 l! y& e5 v1A7 g8 F, s' y5 O. ^5 ^% C; T
One method of popping corn involved skewering an ear of corn on a stick and
' }! C" e" A- \" O) ?roasting it until the kernels popped off the ear. 1B Corn was also popped by first cutting the
- `8 \* X  ~2 M1 M* z5 ekernels off the cob, throwing them into a fire, and gathering them as they popped out of the fire. 1CIn a final method for popping corn, sand and unpopped kernels of cornwere mixed together in a cooking pot and heated until the corn poppedto the surface of the sand in the pot. 1D
9 L2 v4 I( s# r$ k" ]2
. P( }& ]5 K, S9 W2A This traditional Native American dish was quite a novelty to newcomers to the Americas. 2B Columbus and his sailors found natives in the West Indies wearing popcorn necklaces, and explorer Hernando Cortés described the use of popcorn amulets in the religious ceremonies of the Aztecs. 2CAccording to legendary descriptions of the celebratory meal,Quadequina, the brother of Chief Massasoit, contributed severaldeerskin bags of popcorn to the celebration. 2D
7 G# d( O3 I3 e# P$ u* X + v) a. W1 ]3 T0 T$ v8 I
1. Look at the four squares[■]that indicate where the following sentence can be added to the first paragraph of the passage.
& c8 U" h9 ^0 w, ^/ }* _. c  i& T# d
Native Americans have been popping corn for at least 5,000 years, using a variety of different methods.

* N: X  T) c) f  _* P- TClick on a square[■]to add the sentence to the passage.6 _& i% w5 m' P- E3 l
答案:1A
" m# B3 U4 Y1 a, ]2. Look at the four squares[■]that indicate where the following sentence can be added to the second paragraph of the passage.
: s" c: F6 Z. X  O7 ?
8 Y4 T& J  a# @Acentury after these early explorers, the Pilgrims at Plymouth may havebeen introduced to popcorn at the first Thanksgiving dinner.

8 R6 R% M1 u8 N! H* h- tClick on a square[■]to add the sentence to the passage.
) y2 o# P. Q2 }$ p& C答案:2C
2 Z# `2 f6 p4 L0 ?" w! N( Q& i % e7 E, s6 V& |( U1 u- l% c9 S' K0 m: Z
Paragraph
4 Y3 T" K* X, HLions
5 a0 @4 k( j# b( Q2 |9 Z7 h1
5 {- R. ^$ c9 M/ v: x3A Something unusual about lions is that they hunt in groups. 3B Group hunting is beneficial to lions because it means that much larger prey can be captured by the lions. 3C It also means that individual lions expend much less energy during a hunt. 3D  w8 V  Y: g* b# T- C+ o- U& R, C1 o
2
; c( V7 }8 }+ [5 {# X1 a/ A* fThere is a standard pattern to the process of hunting in groups. 4AThe process is initiated by a single female, who stations herself at araised elevation to serve as a lookout to spot potential prey. 4BWhen prey is spotted, a group of young lionesses advances on the herdand pushes the herd in the direction of a different lioness who hashidden herself downwind. 4C It is up to this concealed female to choose the weakest member of the herd for the kill. 4D, B7 U5 C0 q" k/ t0 ]
39 c0 A  U- K$ S
5AAs can be seen from this description of the process, it is the femalesrather than the male or males in the pride that take part in the kill. 5B The younger and stronger females are the ones who go on the attack. 5CWhile the females are on the attack, the males stay behind to protectthe rest of the pride from attack by predators such as hyenas. 5D# I1 p  T/ p* _. S* F
6 `" O; C& [/ p4 C" A9 ?- p
3. Look at the four squares[■]that indicate where the following sentence can be added to the first paragraph of the passage.. E* J% U7 }: A7 [( L

, C4 N) H* y. F4 u$ ^, }Other cats do not.
. C1 X7 a4 e0 p9 I( W
Click on a square[■]to add the sentence to the passage., X5 ]3 C( z& I$ [& J
答案:3B
5 `4 ]$ r! a, Q2 O* Z
( U% S9 v& E' R4. Look at the four squares[■]that indicate where the following sentence can be added to the second paragraph of the passage.
& I5 B1 Z$ o# a5 o% p
6 X7 t: \* @3 j. f6 g& OThis is usually accomplished by knocking the prey to the ground and breaking its neck.
1 g/ r2 `, P5 b* M9 ~
Click on a square[■]to add the sentence to the passage.
3 L+ c; C+ r# t' }/ d8 X5 X答案:4D
8 Z9 d: I1 |& B6 j4 A: F, X
7 `; v$ J* d7 u0 I, q8 h8 \5. Look at the four squares[■]that indicate where the following sentence can be added to the third paragraph of the passage., n/ G: w. C, K9 J/ i  ?, G( o
/ n. G5 x; |# J
Thus, the males have a defensive rather than an offensive role.

8 E* }1 J6 R1 L% D! LClick on a square[■]to add the sentence to the passage.
5 u6 E1 J5 C6 t6 x* a: P8 q答案:5D. v: m; C; x- o8 Z" \! u4 |

" M5 H- t7 ]  }+ f5 m$ p3 C% wParagraph' \! ?0 |3 g( g6 W( Z, c/ v
Accidental Inventions/ F* ~# h% a) U( T/ i' N& {0 V
1 $ h+ x: q: T  P8 j2 Z, K
Anumber of products that we commonly use today were developed quite byaccident. Two of many possible examples of this concept are the leotardand the Popsicle, each of which came about when an insightful personrecognized a potential benefit in a negative situation.+ [, Z) m( S" r! g, d; m" n; t  y
2
3 e2 c' G! j( qThefirst of these accidental inventions is the leotard, a close-fitting,one-piece garment worn today by dancers, gymnasts, and acrobats, amongothers. 6A
' d9 _! b2 u, R: a+ A; q  ]" iIn1828, a circus performer named Nelson Hower was faced with the prospectof missing his performance because his costume was at the cleaners. 6B Instead of canceling his part of the show, he decided to perform in his long underwear. 6C Soon, other circus performers began performing the same way. 6D When popular acrobat Jules Leotard adopted the style, it became known as the leotard.6 ?+ ?" g9 z% b% E9 V- J' ?
3
3 S7 U& S! {% N! q7A Another product invented by chance was the Popsicle. 7BIn 1905, eleven-year-old Frank Epperson stirred up a drink offruit-flavored powder and soda water and then mistakenly left thedrink, with the spoon in it, out on the back porch overnight. 7C As the temperature dropped that night, the soda water froze around the spoon, creating a tasty treat. 7D Years later, remembering how enjoyable the treat had been, Epperson went into Business producing Popsicles., m( Z! Q' E( j5 m" c& H; U
) k* d, ?+ P5 W& t2 Q+ @
6. Look at the four squares [] that indicate where the following sentence can be added to the second paragraph of the passage.: B6 _- W, s" D+ m/ i: A5 r, ]
4 N' \3 h1 D' O3 Z3 q3 j
They enjoyed the comfort of performing in underwear rather than costumes.

) n0 Y( o& _+ A5 sClick on a square [] to add the sentence to the passage.) i- T& O, |+ h2 G: z% @
答案:6D  M! z9 M1 a6 X1 H

/ W! B  ]; `7 l7. Look at the four squares [] that indicate where the following sentence can be added to the third paragraph of the passage.
* T1 e, y( A6 D2 p; g; }$ P5 K6 o
. N+ y7 T( R: m3 GIt was a taste sensation that stayed on his mind.% M5 S+ T" S- U; |
Click on a square [] to add the sentence to the passage.
$ ~7 a; I9 I& h: n* x* \! ?5 u2 m# Y答案:7D

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4. 词汇题
9 s8 E4 T" x2 J  r; D
1、The word "accordingly" in line 23 is closest in meaning to
+ j  z8 U3 ~( y' N5 N5 j(A) however
7 C( O( u3 F% W$ m5 K; h8 n* h(B) consequently' v1 W) C( b/ Z3 g: W+ C
(C) nevertheless( |5 X% p3 P0 o% {4 r& M0 ]
(D) ultimately
5 m5 H6 k  n7 V% `9 u
" B& [) m+ @  k& z8 m2、The word "administered" in line 8 is closest in meaning to
' P& X% W2 {, b1 q/ j, \(A) managed; f" p$ k8 k/ O  W9 K" {4 q. A
(B) recognized2 b, ?! ~# h0 ?2 J
(C) opposed1 N: b1 w3 C" ]' X2 E: I
(D) justified0 A2 n2 M. S. ?" W1 c, i5 }
(原文)The National Marine Sanctuaries Program is administered by theNational Oceanic and Atmospheric Administration, a branch of the UnitedStates Department of Commerce.6 N& D8 }+ T" ~

$ ]0 U5 _* H2 |) }) S3.1、The word "surge" in line 9 is closest in meaning to % Y; K8 [. a! w. W. C
(A) sharp increase
. ?/ T, {( e8 Z(B) sudden stop
1 a5 \, _$ }$ @( c2 ]/ g(C) important change2 ]) n; d! U* B& W
(D) excess amount6 E4 O1 [7 U" z( q5 h) j
(原文)The interaction of improve processing and high demand led to therapid spread of the cultivation of cotton and to a surge in production.8 U+ ^" \. s) P" ?
! M" z  a1 b$ [0 j1 r
3.2、The word "meticulously" in line 7 is closest in meaning to # L2 R$ o  X4 A2 k  N
(A) heavily
' q# ?' m$ ?. N- _. [) D(B) initially
% s6 S( w+ i" A  J5 m(C) carefully
  s$ H) ^7 z8 H: f: e- i+ z' Y(D) completely
1 Y6 e: y% r" V7 j& H% L6 m4 Z( r* D! ~(原文)The clay used in prehistoric pot making was invariably selected withthe utmost care. Often it was traded over considerable distances. Theconsistency of the clay was crucial; it was pounded meticulously andmixed with water to make it entirely even in texture. By carefulkneading, the potter removed the air bubbles and made the clay asplastic as possible.. I( R# [3 N( u) @

" U# B; _9 O3 s: [: p. [; @* f4.1.The word "laborious" in line 8 is closest in meaning to# y' w! q7 m. {" G
(A) unfamiliar. @9 v1 ^% D3 e4 g1 d: |+ i- v  h
(B) primitive8 l' s1 R1 U5 `- \: Y6 w/ a
(C) skilled) N( X( c# w0 {5 U* e# t- @& b
(D) difficult
% C4 \7 p2 h9 B# x, L(原文)Cotton could be grown throughout the South, but separating the fiber---or  lint--from the seed was a laborious process.
+ L! ^, q1 @$ Y$ h
$ ^- h1 g2 ~( O4.2.The word "pits" in line 7 is closest in meaning to
0 [" C( I8 l% T. m6 m  v3 ~8 q(A) stages$ s" L& C% @1 |7 z
(B) scars5 k5 c- d: r: |( W9 w7 S) ^
(C) seeds
, v: \0 M7 R. _3 S! Y( v+ E: ?( G" u(D) holes
: M" |, J; W1 g(原文)The Anasazi lived in houses constructed of adobe and wood. Anasazihouses were originally built in pits and were entered from the roof.But around the year 700  A.D., the Anasazi began to build their homesabove ground and join them together into  rambling multistoriedcomplexes, which the Spanish called pueblos or villages.& C2 Q. b/ f% M# v: A

3 r+ F6 r& f; @, X, J5.1.The phrase "forward-looking" in line 4 is closest in meaning to
% }4 I2 S6 }9 ~- x' s" S(A) progressive 1 M6 t! q- Z0 f9 v: q
(B) popular
8 j: @' ]9 p* O(C) thrifty
( P/ T5 q( V9 O" u7 C" u% d4 R& ~(D) well-established* n7 j+ D' ?1 N( y3 o
(原文)Ice was used in hotels,  taverns, and hospitals, and by someforward-looking  city dealers in fresh meat, fresh fish, and butter.
1 \- e$ k* e2 W& T. T ; _1 E! a* s# Z$ q& G( u! H: I
5.2.The phrase "hinged on" in line 9 is closest in meaning to
9 [+ a% B& T, L! {' z(A) recovered from
- V1 H8 W% D  |1 f  a) k5 @(B) depended on
- b! ^/ Z" G! x! E(C) started on( G  H% P8 q8 \7 J' `, e- X
(D) contributed to/ n( U- O7 q/ T% E# N7 f
解析:(原文)Industrial growth hinged on several economic factors.8 z1 X4 O1 c+ W0 X  J( k
  b: P  A! u/ P+ i5 U& F2 n
5.3.The phrase "regardless of" in line 3 is closest in meaning to
4 ~0 i/ \& n: y) E, f  z(A) as a result of8 Y- l+ i- L$ u8 ]0 Q! v8 e& x1 ]
(B) no matter what
9 D. O, X) j9 |/ W. g3 J/ ^- W0 l(C) proud of$ d$ ^( l+ [! G7 p0 o
(D) according to
* \. N% V1 |/ q% F0 `
8 y* m+ ?0 ?7 B: P2 A6.1.The word "unprecedented" in line 26 is closest in meaning to9 L1 y" L# d1 @' c4 L( ?
(A) slow
& d" Z3 L) m3 [6 t# m: M+ R% a* w(B) profitable
6 n) o3 o/ q8 l- G(C) not seen before
2 [8 y7 j6 z# e: J& J  m(D) never explained+ H" Y1 _3 h) q  ~% G
9 _! E/ T5 @! t  |
6.2.The word "rudimentary" inline 12 is closest in meaning to
& I; s5 K+ i$ \: K; {: K(A) growing/ S, t: i1 t6 J: R8 [
(B) undeveloped% w* F3 A- O% C' V- h# p
(C) necessary
. S5 C* v. c. I1 h(D) uninteresting/ J9 }3 x# B  r( x/ B

( D0 o1 e1 _0 k# _6 U: w7.1.The word “periphery” in line 24 is closest in meaning to * A3 j  j0 A: T* f
(A) depth 5 @! B5 T2 {" v& U" {" H) K
(B) landmass
$ s3 ~* [& s% @2 U(C) warm habitat + O- P. F, w: e* _
(D) outer edge
1 n' W; n0 w* J& ^) S( V2 A5 f4 w% A5 z(原文)Outside the United States, marine protected-area programs exist asmarine parks, reserves, and preserves. Over 100 designated areas existaround the periphery of the Caribbean Sea.
6 q9 r( D+ ^/ J8 ^6 o % Y* t% U9 w' [+ `
7.2.The word "boosted" in line 3 is closest in meaning to
7 Q/ Q7 G* Q, L4 x0 P(A) ensured
: g, _- p' e$ N( y/ `  M1 J(B) raised( w* w# F1 r- ?( o
(C) arranged
! F9 l, O, u* C9 D( }(D) discouraged
! K$ u6 s0 P% U. o(原文)Industrialization came to the United State after 1790 as NorthAmerican entrepreneurs increased productivity by reorganizing work andbuilding factories. These innovations in manufacturing boosted outputand living standards to an unprecedented extent; the average per capitawealth increased by nearly 1 percent per year—30 percent over thecourse of a generation.: o# O) j* M$ _2 @! Z

; R% X. |, j7 S7.3.The word "emitting" in line 9 is closest in meaning to4 I! P) U. B9 O
(A) bringing2 u1 n" J& O! I, b
(B) attracting
# D; {- G% T3 Z: _" `(C) producing
  @8 m+ q0 u" s& t7 U" u7 ~5 }(D) minimizing
- Q6 F# K5 A( ]1 U0 W(原文) One technique involves first moving quietly toward an approachinganimal and then setting off noisily through the grass or brush in alow, crouching run away from the nest, while emitting rodent likesqueaks.
( o' \2 E/ e: S$ e. V; Q7 K, L9 f/ v' ~: j. ~ . r7 w+ h" \9 }
8.The word "engaged" in line 2 is closest in meaning to   j- H/ d9 K/ X9 L
(A) trained
6 V! }: F3 k, g5 H0 d1 m6 k) i(B) hired
5 C4 @5 Y( I1 R(C) described ! }9 q( U# X+ \, Q% a2 t; h
(D) evaluated
! K! F- Q, b2 D! C(原文)In 1903 the members of the governing board of the University ofWashington. In Seattle. engaged a firm of landscape architects,specialists in the design of outdoor environments--Olmsted Brothers ofBrookline, Massachusetts-to advise them on an Line appropriate layoutfor the university grounds.3 T2 W- h1 C: r: m
Smog, g5 w1 _- q9 a/ m: O
1    The oxidation of exhaust gases is one ofthe primary sources of the world's pollution. The brown haze that ispoised over some of the world's largest cities is properly calledphotochemical smog; it results from chemical reactions that take placein the air, using the energy of sunlight. The production of smog beginswhen gases are created in the cylinders of vehicle engines. It is therethat oxygen and nitrogen gas combine as the fuel burns to form nitricoxide (NO), a colorless gas. The nitric oxide is forced out into theair through the vehicle tailpipe along with other gases.. V+ r  ~$ x6 C' _- a

4 o0 R' }  g1 j6 Y! E2   When the gas reaches the air, it comes into contact with availableoxygen from the atmosphere and combines with the oxygen to producenitrogen dioxide (NO­­2), which is a gas with a brownish hue. Thisnitrogen dioxide plays a role in the formation of acid rain in wetteror more humid climates and tends to decompose back into nitric oxide asit releases an oxygen atom from each molecule; the released oxygenatoms quickly combine with oxygen (O2) molecules to form ozone (O3).The brownish colored nitrogen dioxide is partially responsible for thebrown color in smoggy air; the ozone is the toxic substance that causesirritation to eyes.
& C1 N: L$ |: {" t6 v% \, k
, U' q; K, @8 O7 q# J% U1. The word poised in paragraph 1 is closest in meaning to
. T  {4 z" K) r/ W3 O; B, F  (A) interacting! o1 H) u. v* m; C! k/ k  p
  (B) sitting% k0 q  V- q) Q8 ~+ E/ y
  (C) blowing4 @8 O! |" n; Q2 ?
  (D) poisoning
" h% t- [+ ]7 A4 @! n# S) i ' k/ J# |! D; l* I; l# q
2. The phrase take place in paragraph 1 is closest in meaning to
- ]5 f" ~, ~8 p3 ], A$ H- H  (A) position themselves
4 _1 E3 E) a9 Z; M; F: ]2 v& V: b  (B) put
9 q/ q7 a) Q- ~/ L) s: F( ]) B  (C) are seated
5 g% A* \! Y: s$ m  (D) occur
4 o0 u, F0 _+ Q/ \ # q* W7 n. V! X6 v6 N( z
3. The word forced in paragraph 1 could best be replaced by4 Q# P% J; F9 d8 F
  (A) obliged
+ o2 c2 {$ p( B$ M3 \  (B) required
3 |1 F7 C! K8 p' ^  X% u1 A  (C) pushed8 t( F2 U$ }' d
  (D) commanded" i! R8 J, o- O* X; S
! F# e) B. K% Q* w! k& O
4. The word hue in paragraph 2 is closest in meaning to* o% Y5 h, H/ e( n6 E
  (A) color
8 L+ Y: G4 O3 S% ^9 T% V, D2 I  (B) odor
. e, N% K! e. Q- S. o  (C) thickness
0 e) H8 s- C" a  (D) smoke
9 N( l# W8 Y) _1 l
6 w4 L9 H- Q3 t/ {4 |1 T- V0 ~% Q5. The phrase plays a role in in paragraph 2 is closest in meaning to! B% \  j& S, ?$ ?+ ^, A
  (A) makes fun of
  m- [# ^# X% [; u; p2 [  (B) serves a function in
% V, v- S* z. |; `4 F  (C) acts the part of
1 P& {+ ^8 T7 \, H$ T- C! U; S& o& H- v  (D) moves about in
5 I. w2 |$ C) N. g7 W- ]7 c% [; i& g1 R0 {/ ~& E2 R
参考答案:BDCAB5 ?8 Y8 l: z4 D. z
* e3 m# \/ e7 j2 O0 p
Parasitic plants6 q: W  f4 U, S/ j
1   Parasitic plants are plants that survive by using food produced by hostplants rather than by producing their own food from the Sun's energy.Because they do not need sunlight to survive, parasitic plants aregenerally found in umbrageous areas rather than in areas exposed todirect sunlight. Parasitic plants attach themselves to host plants,often to the stems or roots, by means of haustoria, which the parasiteuses to make its way into the food channels of the host plant andabsorb the nutrients that it needs to survive from the host plant.) u& |- O0 s  m$ `
6 `( t+ b( q5 N
2   The world's heaviest flower, a species of rafflesia, is a parasite thatflourishes among, and lives off of, the roots of jungle vines. Each ofthese ponderous blooms can weigh up to 15 pounds (7 kg) and can measureup to 3 feet (1m) across.
' \; l. @9 R+ o5 r" n6 L6 T' X
# g( @5 S1 ]. ^% @) b& u" Q7 J11. The word umbrageous in paragraph 1 is closest in meaning to: ]5 y7 R3 l2 B0 L
   (A) moist# {& F& d' }- b# a& i
   (B) well lit9 ]" d: _" s$ K0 y$ E6 Q
   (C) shaded9 U/ j# G/ H: F7 P. i; M
   (D) buried
0 w1 A) z/ H: d9 f; J1 u( Y
$ d7 Z- N$ o, B12. Haustoria in paragraph 1 are most likely
, h- `8 r+ c7 R3 o   (A) offshoots from the parasite: U- x( c7 u% h1 l- J7 }+ P+ X
   (B) seeds of the host plant1 w; P, m. L8 I; z# ?% Q2 B& N' |
   (C) fruits from the host plant
" b7 d( M" U' O9 @   (D) food for the parasite
  X8 \, ^9 k; Q% e . Z! W" f# k4 V& G- w* ]! P
13. The phrase make its way into in paragraph 1 is closest in meaning to
+ _8 Z9 a# s% N. F2 _7 }" f, K   (A) develop
0 S$ r5 @8 t6 [+ h* g5 p4 ]8 L   (B) penetrate
& J3 Y' }/ {6 J& N) [   (C) outline$ p* B& \$ h+ J6 b* `: Y
   (D) eat; E) C9 D* W+ a

) r9 T. n# P) U6 p4 Z  I6 F14. The word ponderous in paragraph 2 is closest in meaning to! ~1 s6 ^6 p# t( e5 U# j+ R, b, k
   (A) smelly
& Y; m" @" ~* a* y   (B) hidden
  p. X- i. b% ?; D/ Z) u* \/ c   (C) mature0 Y* S; Z( @# n9 T3 u; K7 L7 v
   (D) heavy& I/ ^4 Q% M/ P+ A, M! D+ K- A; u5 k7 p
/ s+ l* p% @& [
15. The word across in paragraph 2 could best be replaced by
, l5 W; M& p' `/ P6 Z   (A) in diameter" P! T0 B8 P9 X  u6 R5 A0 E
   (B) on the other side6 ^0 j$ A# [1 T
   (C) at a distance
9 u$ {& z# S8 H( W2 e3 T   (D) inside and out1 k* q/ ]3 ~4 {2 b% ?

- |. y+ Z+ C0 R9 a% `. Q5 u参考答案:CABDA

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5. 指代题练习题:/ x9 ^. H3 {7 U$ L
(1)
- o2 t7 N5 |9 g  u' o
When small fish venture too close to the tentacles of these "living flowers", they are stung and eaten.
6 P9 x, b" V$ w(2)# A3 g1 b( ?9 N3 C
The male seals do not journey so far. They swim only to the islands and there the cycle begins again.2 V- x6 b4 F: ?' l& ~6 F
(3)7 Q$ m: a# |6 G7 o* P% u) l. B# v
The mountain's summit is broad and rounded. It is 14,410 feet above sea level and has an area of about one square mile.
; W; ]. B- b; t8 q2 a( T(4)
5 ?! v% r3 W9 }" @/ P4 b) O$ |# |$ Q
Although wagon trains had been used to haul freight and passengers between the/ M9 ], [& ?, O& T3 z, j% j
Eastern seaboard and the Ohio Valley since 1812, they were first used extensively in the4 S0 w  k$ |, N! H! S
1820's on the Santa Fe Trail.
. Z7 U  A3 H- t# ~$ n4 t4 ^2 U(5)
9 a2 ?5 |1 [( d+ Z! ?3 [5 d9 {
The clownfish even builds its nest where the anemone can protect it.
2 o" A2 C0 m: ^% A( G4 ~3 J(6)
; k. q6 W! P% z( S
X-rays allow art historians to examine paintings internally without damaging them.
# e9 Y, k. d' i(7)
  ?# r# B0 k  w$ @/ B; e
Florists often refrigerate cut flowers to protect their fresh appearance.
: Z; Q  x) |, _(8)6 Q9 e2 l; {3 h7 ]& A7 _/ ?8 d
Some of their baskets were completely covered with shell pendants; others with feathers. J5 D  H  i/ |1 z
that made the baskets' surfaces as soft as the breasts of birds.% z6 g. z  M* [4 o" V! R
(9)
' ?+ _" d, F2 f4 z2 h0 Q. i
Some skilled craftspeople made intricately carved wooden ornamentations for furniture or
" T- I% b9 G- M, `- Marchitectural decorations, while others carved wooden shop signs and ships' figureheads.7 [+ G2 Y# A0 G3 M
(10)8 N$ D- z9 a6 x: j! |
Many adults, poor and disillusioned with farm life, were lured to the cities by promises of
. N9 e$ Z. g' _$ d& Isteady employment, regular paychecks, increased access to goods and services, and
  D* W/ ?0 X% uexpanded social opportunities. Others were pushed there when new technologies made
' J$ T- d* s# k4 H0 h- N7 m6 Jtheir labor cheap or expendable.* s3 ^, m/ F6 m, E) o4 A
(11)# q% X$ j7 x( H$ k7 C) ~
Some species, for example, begin by dropping the outermost primary feathers on each
- v- n) l3 \8 T! ~1 ?2 l  g, S  }side and wait until the replacement feathers are about one-third grown before shedding' }/ ?8 V# t# Z( a
the next outermost, and so on. Others always start with the innermost primary feathers and work outward.
9 x) ^. F: N. V9 f(12)% `: M/ R9 h& Y5 h+ _4 N7 w3 |
The principal difference between urban growth in Europe and in the North American
& p2 ?, |& O# Y- ], R8 e1 }colonieswas the slow evolution of cities in the former and their rapid growthin the latter. In Europe they grew over a period of centuries form towneconomies to their present urban structures. In North America, they started as wilderness communities and developed to mature urbanism in little more than a century.7 W" j. [- X- {, i4 E3 Y1 f% C, q
(13)" u9 ~, X! d0 D3 i
The energy content of food is stored in the chemical bonds that link its atoms and$ \. }+ ]+ o& c
molecules.; `' g* `/ y5 e4 o
(14)& N) v: s+ r0 A+ j7 ]4 U  o$ G
In the past, biologists considered mushrooms and other fungi as a type of non-free
9 C  Q! b% x. {2 s. Lplant. Today, however, they are most commonly regarded as a separate kingdom of$ n2 Q. C# C, }, ]# M0 x
living things.8 k/ I9 \9 J5 L! C$ O
3 i. S, @* P' Q8 k' C$ w, a
- L/ c. h8 H; Z: `$ G) w2 s/ N2 `
9 \3 X; R& Z/ @

Animal Congregation

( D$ c. ^" m( [* J: J& I/ Q
     Many types of animals combine the advantages of family association with those conferred by membership in still larger groups. Bees congregate in hives; some fish move in schools; ants gather in mounds; wolves live in packs; deer associate in herds. The main Line advantage of membership in a mass community is the safety that it provides. A large group (5)
/ L- X/ z) R7 |, wof prey may be easier for a predator to find at any given point than is a small one, and a predator may think twice before taking on such a group; if a predator does decide to challenge a large group, it may merely encounter a confusing mass of moving bodies and possibly may not succeed in its primary goal.
. i6 s( C2 B5 R* _
$ u* L$ b7 a4 ]- [/ L) |2 J1. The word those in the passage refers to
. P% B/ l. c" s3 W6 R( V! s9 X+ x5 k( ^
(A) types
& z3 R( K/ n2 t* X( e% K+ s' P. j/ ?  u2 v
(B) animals
, H7 {( u8 I$ b/ o6 E9 \+ X  W/ y5 f( @" D7 F8 X8 ?1 I) e7 o
(C) advantages4 _0 l0 E- e; X0 m" h) l
7 P" r8 C9 ^# r6 c2 b: Q$ d
(D) groups. O; v& Z+ E  B
  H- ?4 J: T) R2 Z8 P6 n' |
2. The word it in line 4 refers to
+ D8 g1 b3 k& T$ U1 }4 ^) @- z! p9 G! k* ^- S
(A) advantage
1 L& h2 M7 S8 x9 L8 @' U* O8 Y' f# D& g4 X" U; W4 {
(B) membership
& Z  `, B7 V( s3 U
# J( l' K0 m# [6 P( {9 A$ x(C) community0 S% g( r9 E8 U4 N! W
2 P- @* o. u: Z  `9 E
(D) safety) o. `3 Q( E( T7 T# v# j: c. P

+ D$ i$ d3 k" `! s+ ]9 o% x8 l3. The word one in the passage refers to
: |9 p. ]6 S0 m
' h1 |3 I- t3 Q* z* _(A) group
8 g6 g5 D* \9 X+ ?4 b& Z
! P6 ^: m1 B. L/ h& H9 }: C(B) prey
1 k$ c7 u9 i; Y; j* y# z( z  [+ `" W( O, R) Z
(C) predator% q* n" v+ h# J+ i

& ^' B' v8 f9 E(D) point. L! I' J; p7 {& \! `8 R/ o
) R# d: a  \/ h$ \: k6 l
4. The word it in line 7 refers to
6 ~: b3 T* r0 @, Y4 r7 Q1 ~: r/ }/ d/ }1 U' \; U
(A) predator# X4 s/ u/ B' [
: u8 `1 y* E% l9 V* Z
(B) group2 w: m4 A4 }  f' ~

9 O! b$ V3 H% [. ?2 W6 q(C) mass
9 s+ i' S" I4 a( S4 K4 D( U! M' ^6 _: }9 P* v* F' d$ \/ e
(D) goal- V2 }' U2 i. A* J& \
( e5 D) Z/ K* E; M
参考答案:" R0 G9 U' v7 _( P4 D+ \4 ~' s
1-4CBAA' b! @; [* k1 n

' [9 j. x5 X. P  y1 t, s9 R3 @

New World Epidemics


8 C& Q' O1 j5 `1 l- r8 E
Ahuge loss of life resulted from the introduction of Old World diseasesinto the Americas in the early sixteenth century. The inhabitants ofthe Americas were separated from Asia, Africa, and Europe by risingoceans following the Ice Ages, and, as a result, they were isolated by means of this watery barrier from numerous virulent epidemic diseases thathad developed across the ocean, such as measles, smallpox, pneumonia,and malaria. Pre-Columbian Americans had a relatively disease-freeenvironment but also lacked the antibodies needed to protect themfrom bacteria and viruses brought to America by European explorers andcolonists. A devastating outbreak of disease the strikes for the firsttime against a completely unprotected population is known as a virginsoil epidemic. Virgin soil epidemics contributed to an unbelievabledecline in the population of native inhabitants of the Americas, onethat has been estimated at as much as an 80 percent decrease of thenative population in the centuries following the arrival of Europeansin the Americas.0 G5 L/ v5 W, a( G& O# G
+ {! O6 C# p) k+ U. S" B3 C
10. The word they in the passage refers to
! U+ r& ^1 T4 A# E/ m/ X- P% N& ^1 \5 q. j  Z' w( f
(A) the inhabitants% t. t6 h5 M( A+ z' y: m4 q+ F- H
7 M& W% C3 s6 h7 `: }
(B) epidemic diseases
6 w; B& h5 S: _" M) |. J
7 y  K& {; B3 [  c1 p(C) rising oceans
# ]% @; R' N* n( G/ D' N
4 j1 f/ h9 k6 X& ]2 ~; `8 x) v(D) the Ice Ages
! t  u+ L" t. G/ i! b + f6 V2 l* }! a/ X
11. The word that in the passage refers to* g9 l3 @& d  ]3 L. K6 G. ~

; f: ?* O3 |! A0 X6 D7 v( F4 L9 ](A) a disease-free environment, N1 g8 z0 v+ B9 b- d' K
8 \$ c) ?6 Q, c) w% i: W5 v
(B) this watery barrier$ |% Y+ x5 X' l* |+ e

/ P9 o" `/ {+ J: n(C) virulent epidemic diseases6 v1 L) e. }7 u  S; i2 n

! C# B* x! C' o, g$ o(D) the ocean1 r3 w* P7 J/ i+ w5 k# e( E* a6 H

( X- Y# o7 l2 k1 t5 y12. The world them in the passage refers to/ y+ q% B! l# K$ |# W
( A0 {2 ]' d  P5 k! b5 g/ r7 P
(A) pre-Columbian Americans$ l6 X% d) @- b2 `0 m
' n  I: v$ x8 R0 o2 W
(B) the antibodies6 Q# W. M& V: ^$ h7 m" \
( S4 M) ^: s- ]( a$ [2 f  y
(C) bacteria and viruses
% e* o$ w" D7 R% e
3 n& m, y' q4 `(D) European explorers and colonists7 J% _' c) D$ X% X( @  u: \
. e( E' k# G+ S7 M. j( [7 [
13. The word one in the passage refers to
6 L. ]) T0 o, g- K, U( b/ z. t4 t! p
(A) a virgin soil epidemic
: J# ~  Q+ Z3 `& G7 i' t; _7 P$ J+ U7 f. ^& `. Z) z
(B) an unbelievable decline
7 V4 f: \2 W6 `7 F. C
' L3 z0 |. p  u9 T# W: S1 }(C) the population of native inhabitants
2 T2 B- @" B6 x9 B: v, W$ Q
; z3 g5 |4 _/ m/ N; M1 y( ~(D) the arrival of Europeans
* |* `" F, M- F
/ y9 A) L" Z7 E! K* ]参考答案:* P" C7 t* g8 c/ m5 ~( k$ n+ `% O
10-13ACAB

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6. 细节题

Lake Baikal

1
1 `7 k; k, @! X: n* `/ W) aCrescent-shapedLake Baikal, in Siberia, is only the ninth largest lake in area at 385miles (650 km) in length and 46 miles (74 km) in width, yet it iseasily the largest body of fresh water in the world. It holds one-fifthof the world's total fresh water, which is more than the total of allthe water in the five Great Lakes;