题目内容

【题目】Tom ________ his homework yesterday.

A.didn't did B.didn't do C.not do D.not did

【答案】B

【解析】

试题分析:句意:汤姆昨天没有做作业。根据时间状语yesterday可知,这里应该用一般过去时,didnt+动词原形。故选B。

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