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        1. -----_________ 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】

          試題分析:句意:你已經(jīng)完成了你的作業(yè)了嗎?是的,我是在十分鐘以前完成的。yet 經(jīng)常用于現(xiàn)在完成時:hace done. ten minutes ago十分鐘以前,過去時態(tài)的標(biāo)志詞:主語+動詞的過去式。故選C。

          考點:考查動詞的時態(tài)。

           

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