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    --- May I go swimming now? --- No, you . You must finish your homework first. A. mustn’t B. may not C. couldn’t D. needn’t 【查看更多】

     

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    --- Ｍay I go swimming now?

    --- No, you ______. You must finish your homework first.

    A. mustn’t　　B. may not　　C. couldn’t　　D. needn’t

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    — May I go swimming now? 　　　 
    — No, you ______. You must finish your homework first.

    [     ]

    A. mustn't
    B. may not
    C. couldn't
    D. needn't

    查看答案和解析>>


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