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    To make our hometown more beautiful,you throw rubbish into the river. A.needn't B.mustn't C.must D.may 【查看更多】

     

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    To make our hometown more beautiful, you ________ throw rubbish into the river.

    A. needn't

    B. mustn't

    C. must

    D. may

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    To make our hometown more beautiful, you ________ throw rubbish into the river.

    A. needn't

    B. mustn't

    C. must

    D. may

    查看答案和解析>>

    To make our hometown more beautiful, you ________ throw rubbish into the river.

    A. needn’t 　　　　    B. mustn’t 　　　　   C. must 　　　　　　   D. may

     

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