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    12．Your brother is sleeping．You'd better ．A．not wake him up B．not to wake him upC．not wake up him D．not to wake up him 【查看更多】

     

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    Your brother is sleeping．You'd better ________．

    A．not wake him up                               B．not to wake him up

    C．not wake up him                                 D．not to wake up him

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