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    He did’t go to sleep he finshed his homework. A.because;do B.it; doing C.while;to do D.until; doing 【查看更多】

     

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    He did't go to sleep _____ he finshed ______his homework.
    [     ]
    A.because;do    
    B.it; doing  
    C.while;to do  
    D.until; doing

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