题目内容

【题目】-What were you doing when mom came back home?

-I _______ TV.

A. watch B. watched C. am watching D. was watching

【答案】D

【解析】

句意:——当妈妈回家的时候,你在做什么?——我在看电视。A. watch一般现在时态;B. watched 过去时态;C. am watching现在进行时态;D. was watching过去进行时态;根据What were you doing可知是过去进行时态;故选D

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