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    You worry about their safety. They are old enough to take care of themselves. A. mustn’t B. needn’t C. can’t D. wouldn’t 【查看更多】

     

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    You ______ worry about their safety. They are old enough to take care of themselves.

       A. mustn’t              B. needn’t          C. can’t                D. wouldn’t  

     

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    You ______ worry about their safety. They are old enough to take care of themselves.

       A. mustn’t              B. needn’t          C. can’t                D. wouldn’t  

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    You ______ worry about their safety．They are old enough to take care of themselves.

        A．mustn’t  B．needn’t     C．can’t  D．wouldn’t

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    You ______ worry about their safety．They are old enough to take care of themselves.

         A．mustn’t    B．needn’t         C．can’t        D．wouldn’t

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    You ______ worry about their safety．They are old enough to take care of themselves.

    A．mustn’t B．needn’tC．can’t D．wouldn’t

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