题目内容
A couple of years ________ since the earthquake took place in Wenchuan.
A. passed B. has past
C. have passed D. has passed
D 【解析】试题分析:句意: 自从汶川发生地震,几年已经过去了。Since自从,常和现在完成时连用。A couple of years几年,将一段时间看做一个整体,谓语动词用单数形式,故此题选D。
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