新prep207

kingsonosgnik · 发表于 2010-9-6 19:24:53

207. (30188-!-item-!-188;#058&005337) (T-4-Q30)

Unlikethe short flights of the shuttle and earlier spacecraft, which carriedsufficient power in fuel cells and batteries, a permanently orbiting spacestation will have to generate its own electricity.
A.the short flights of the shuttle and earlier spacecraft, which carriedsufficient power in fuel cells and batteries,
B.the shuttle and earlier spacecraft, with sufficient enough power in fuel cellsand batteries for their short flights,
C.the short flights of the shuttle and earlier spacecraft, which enabled them tocarry sufficient enough power in fuel cells and batteries,
D.the shuttle and earlierspacecraft, which were capable of carrying sufficient power in fuel cells andbatteries for their short flights,
E.the flights of the shuttle and earlier spacecraft, whose shortness allowed themto carry sufficient power in fuel cells and batteries,

B哪里错呀？

Leliolevine · 发表于 2010-9-6 19:48:50

sufficient 和enough词义重复了。。

桑子夏 · 发表于 2010-9-6 20:46:29

首先Unlike ___, spacestation____
说明unlike后面要紧接和space station比较的东西，那么剩下B,D可以选。
sufficient enough重复，排除B，所以选D

kingsonosgnik · 发表于 2010-9-6 22:58:48

谢谢大家热心帮助

新prep207

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