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标题: prep1-74 [打印本页]

作者: littlesharon 时间: 2008-10-16 17:18
标题: prep1-74

74. (28503-!-item-!-188;#058&003635)

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

(D) because they enhance reproduction or survival, but are

(E) because of enhancing reproduction or survival, but are(这个为什么不可以呢？)

作者: lingling914 时间: 2008-10-16 18:32
because of 后面只能跟简单的名词和短语， because of doing sth.是错误的，更正的方法是改换because引导。
而且当选项中because,because of同时出现时，首选because，因为动词比名词表达更确切完整。

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