题目内容
-----_________ you ________ your homework yet??
-----Yes, I ________ it ten minutes ago.
A. Did; do; finished????? B. Have; done; have finished??????? C. Have; done; finished
【答案】
C
【解析】
试题分析:句意:你已经完成了你的作业了吗?是的,我是在十分钟以前完成的。yet 经常用于现在完成时:hace done. ten minutes ago十分钟以前,过去时态的标志词:主语+动词的过去式。故选C。
考点:考查动词的时态。
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