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Daveisagoodboyandhealwaysfinishes

練習題3.29W

問題詳情:

Daveisagoodboyandhealwaysfinishes

Dave is a good boy and he always finishes _______ his homework on time.

   A. do       B. did        C. does       D. doing

【回答】

D

知識點:動詞和動詞短語

題型:選擇題

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