请教prep2012 SC 39题！

cheerlee · 发表于 2013-7-26 14:17:50

In his experiments with gravity, Isaac Newton showed how the motion of each planet in the solar system results from the combined gravitationalpull of the Sun and of all the other planets, each contributing according to their mass and distance from the others.
A. of all the other planets, each contributing according to their
B. of all the other planets, with each of them contributing according to their
C. all the other planets, each of which contributing according to its
D. all the other planets, each contributing according to its
E. all the other planets, each of which contribute according to their

答案是D，我想请教C错在哪了。。谢谢~！

wyw1018 · 发表于 2013-7-26 14:24:28

C是定语从句，需要完整的主谓语。

cheerlee · 发表于 2013-7-26 14:55:03

wyw1018 发表于 2013-7-26 14:24
C是定语从句，需要完整的主谓语。

那个which不能指代前面的all the other planets吗。。。。还是不明白

wyw1018 · 发表于 2013-7-26 15:02:28

是可以指代，which引导定语从句，需要接完整的句子，但是没有谓语，contributing是分词形式，需改为contributes

cheerlee · 发表于 2013-7-26 15:57:55

wyw1018 发表于 2013-7-26 15:02
是可以指代，which引导定语从句，需要接完整的句子，但是没有谓语，contributing是分词形式，需改为contrib ...

明白了！谢谢！><

请教prep2012 SC 39题！

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