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        1. 精英家教網 > 初中英語 > 題目詳情

           ---Did you notice someone enter the classroom just now?
          ---Sorry, I didn’t. I _____ my lessons at that time.

          A.am doing B.did
          C.do D.was doing

          D

          解析試題分析:句意:--- 剛才你注意到有人進教室了嗎?---對不起,我沒有注意,在那個時候我正在做我的功課。根據at that time可知用過去進行時.;根據句意故選D.
          考點:考查動詞時態(tài)的用法。

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