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    – Could you tell me how long ?-For about two hours . A.has he fallen asleep B. he has fallen asleep C. has he been asleep D. he has been asleep 【查看更多】

     

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    －Could you tell me how long ________?

    －For about two hours．

    [　　]

    A．has he fallen asleep

    B．he has fallen asleep

    C．has he been asleep

    D．he has been asleep

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