题目内容
【题目】 Look, so many people are running out of the station. I wonder what ______ .
A. is happened B. was happening
C. is happening D. had happened
【答案】C
【解析】
试题分析:句意:看,这么多人正从车站里跑出来。我想知道发生了什么事。根据Look, so many people are running out of the station.可知此处人们正从车站跑出来,表示正在发生的事,故选C。
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