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标题: 大全-补充-69 [打印本页]

作者: batmanhm 时间: 2008-8-4 21:22
标题: 大全-补充-69

1. The human growth hormone, made by the pituitary gland, is secreted during sleep in higher concentrations than when awake.

(A) during sleep in higher concentrations than when awake

(B) when sleeping in higher concentrations than waking hours

(D) in higher concentrations during sleep than during waking hours（D）

(E) in higher concentrations when asleep than when awake

请问C为什么不对，during一定要补出吗？

作者: AlienX 时间: 2008-8-5 05:28
yes...prepositional phrase的比較要
還有waking不是名詞...你可以說它是動名詞...可是not a good choice as a noun

作者: reallingling 时间: 2008-8-5 08:09

is the right answer E. I will go for E

作者: shuishui_xp 时间: 2008-8-5 14:15
应该是D吧。

作者: batmanhm 时间: 2008-8-5 21:15

以下是引用reallingling在2008-8-5 8:09:00的发言：

is the right answer E. I will go for E

answer is D

作者: AlienX 时间: 2008-8-6 22:20
E sounds good.
But grammatically, the omitted subjects of the two "when" clauses are human growth hormone, making no sense.

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