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标题: 求助一道题 [打印本页]

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作者: miafy    时间: 2008-6-13 15:50
标题: 求助一道题

139.   (32262-!-item-!-188;#058&006043)

 

On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow, as seen in the rings visible in the cross sections of their trunks.

 

(A) On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow

(B) On Earth, among the surest indications of sunspot cycles are, it is believed, the rate of tree growth

(C) On Earth, the rate at which trees grow is believed to be among the surest indications of sunspot cycles

(D) Among the surest indications on Earth of sunspot cycles, believed to be the tree growth rate

(E) Among the surest indications on Earth of sunspot cycles is believed to be the rate at which trees grow

答案是E啊,我选C为什么不对啊

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作者: xuyidan1210    时间: 2008-6-13 16:15

仔细看看C应该对的吧。AS指代CYCLES。而不是RATE。

[此贴子已经被作者于2008-6-13 17:01:29编辑过]

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作者: 白云归来    时间: 2008-6-13 17:21
the expression in C is awkward. for this kind of expression, the sentence very often starts with 'among ... is / are..."

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