题目内容

【题目】We must do whatever we can _____ the river _____ any more.

A. to keep; polluted B. to prevent; being polluted

C. keep; polluted D. prevent; being polluted

【答案】B

【解析】

试题分析:考查动词短语辨析。句意:我们必须尽我们所能去阻止这条河流再被污染Do whatever we can to do 做我们所能做的去做某事,prevent sb from doing阻止某人做某事,故选B项。

考点 : 考查动词短语辨析

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