题目内容
Sofia looked around at all the faces: she had the impression that she _____ most of the guests before.
A. has seen B. had seen C. saw D. would see
B
【解析】
试题分析:before与完成时连用,根据动词had可知这里用的是过去式,而这里动词see发生在had之前,所以应是过去的过去,故应该用过去完成时。故选B。句意:Sofia向周围看了看所有的人,她对于以前见过的大多数客人都有印象。
考点:考查动词时态。
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