大全-补充-69

batmanhm · 发表于 2008-8-4 21:22:00

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

(C) in higher concentrations during sleeping than waking

(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？

AlienX · 发表于 2008-8-5 05:28:00

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

reallingling · 发表于 2008-8-5 08:09:00

is the right answer E. I will go for E

shuishui_xp · 发表于 2008-8-5 14:15:00

应该是D吧。

batmanhm · 发表于 2008-8-5 21:15:00

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

AlienX · 发表于 2008-8-6 22:20:00

E sounds good.
But grammatically, the omitted subjects of the two "when" clauses are human growth hormone, making no sense.

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