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    –Must I finish the work before' clock? --No, you . A. needn’t B. mustn't C. have to D. can t 【查看更多】

     

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    —Must I finish the work before' clock?
    —No, you _______.
    [     ]
    A. needn't  
    B. mustn't    
    C. have to
    D. can t

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    —Must I finish the work before five o'clock?                
    —No, you _____.                  
    [     ]
    A. needn't
    B. mustn't
    C. have to
    D. don't

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