2001年8月-25/27

susan919

25. The sea otter is well adapted at its marine existence, with ears and nostrils that can be closed under water.  

答案是B，是不是改成adapted to？

27. Someone may refuse to recognize the seriousness of an emotionally threatening situation and perceive as less threatening.

答案是D，怎么改？

3.gain 一班是主动还是被动？

是any claim 还是claims？

huadongzhengfa

25 to

27 perceive sth

gain positive

both of the form about claim is correct