问题 选择题

Have you seen my dog? I _________ for it and still haven’t found it.

A.looked

B.was looking

C.have been looking

D.had been looking

答案

答案:C

考查时态,句意:你看见我的狗了吗?——我一直在找它,并且还没有找到。结合语境可知前文描述的过去一直在进行并将继续进行下去的动作,故用过去完成进行时态,选C。

单项选择题
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