43. Paleontologist Stephen Jay Gould has argued that many biological traits are not the products of natural selection, favored due to their enhancement of reproduction or survival, but that they are simply random by-products of other evolutionary developments. A due to their enhancement of reproduction or survival, but that they are B due to the reproduction or survival they enhance, but they are C because they enhance reproduction or survival, but D because they enhance reproduction or survival, but are E because of enhancing reproduction or survival, but are A: due to + 动作名词不够有效; B: 同上 C: but分句后面没有动词, 会让人产生和because they enhance … but …的歧义 D: correct E: because of + doing 一定错
C:many biological traits are not .....but.... 如果是 are not....but are 反而不对称了阿----D
如果是 are not....but are 反而不对称了阿----D 如果是 are not....but are 反而不对称了阿----D 如果是 are not....but are 反而不对称了阿----D 如果是 are not....but are 反而不对称了阿----D---答案。。 我选c..
[此贴子已经被作者于2007-3-30 22:10:12编辑过] |