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高中一年级
   
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大 中
小 发表于 2008-5-19 05:13 只看该作者
昨天听写2 - E3 c' N. G. K5 V
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BARRON1 ) v$ ~) ]# R: \1 D
总结BARRON口语写作 6 f# [! Z# n! f+ C
口语摸版 1 N, ?. y6 v% f2 W4 f
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口语10 185练习完毕! : h/ C% h6 `% H* c/ o
BARRON, 要你牛! 我比你更
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+ e& S; o7 G" U3 Y! h7 G+ s(十三)人类捕食者
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5 y; L- @9 i+ c5 c; uI would like to start today’s lecture by challenging some of the nest(myth) of the certain animals consider to be predators of humans. Take the example of wolves. People fear wolves because the tales of the how wolves attack and eat people walking through woods. In fact, if you encounter a wolf in a wild, it may probably run away. Another animal run(wrongly) accused of harming people is giant octapos(octopus). Stories have tell about a giant oc attacking and eating a entire ship, but unless you are some crab or some such, you do not need to fear of it, even a hungry one. One myth probably concerns size of ox. Report on average on spend 2 and half meters, large certainly, but hardly ship inside. Far from being an attacker. The giant% a" M2 i5 _9 c/ h N G
have a number of talents that make it a especially decade(adapted) escaping. IT has no skeletons structure, so, despite of its large size, it can squires(squeeze) to a hole as small as 5 centimeters wide. And if it is cutted(caught), for example, the of shock. it can pull away leaving one or more its arms, they will grow back. Bing persued(pursued) its black ink Which scientist believe took on the% f# i4 j7 A1 e. K* F. x
and then and thus confused the predators. And if that its not enough , have the chameleon ability to change their skin color to match the surrounding
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(十四)动物行为
/ I8 K* L, @& w! r0 I1 R2 g* tAs a way of illustrating our discussion the group behavior in animals, we are going to watch what I think fascinating video type about eland. One of the two major species of antelope in American, they live in herbs in 200 individuals. But first, let us go over some general advantages animals get from group association. Probably the most important advantages is defend the predators, being in a group decrease the chances that any individuals would be the victim the predator. Corporative defense the further increase chance for individuals and species you will feel in the video when attack by hyenas the elands deliberately drive their young into the centre of the patched group, the entre being safer than periphery. The increase the chance of survival of the offspring. Defense may even take the form of offence. Many species of birds may join the group to attack the predators like owls and hawks. Another advantage of the living group is the common sense notion that many eye better than single eye. It is being demonstrate that large herbs detect the predators at greater distance than individuals. Of course, there are down sides of living in group, let us watch the video before we getting into that.
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独上高楼,望尽天涯路!
-------牛
今天比昨天好不就是希望吗?
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