题目内容

【题目】Linda usually ________ her homework after dinner, but last night she _____it before dinner.

A. does, does B. did, did C. does, did D. did, does

【答案】C

【解析】句意:琳达通常晚饭后做作业,但是昨天晚上她晚饭前做的。根据usually可知第一句用一般现在时态,主语单三,谓语动词要用单数形式does;根据last night可知后句用过去时态,谓语动词用过去式did;故选C

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