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    -Must I finish cleaning the house before supper? - No. You if you have something else to do. A. mustn’t B. couldn’t C. can’t D. don’t have to 【查看更多】

     

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    -Must I finish cleaning the house before supper?    
    - No. You          if you have something else to do.  
    [     ]
    A. mustn’t    
    B. couldn’t    
    C. can’t    
    D. don’t have to

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    －Must I finish cleaning the house before supper?

    －No．You ________ if you have something else to do．

    [　　]

    A．mustn't

    B．couldn't

    C．can't

    D．don't have to

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