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    –Excuse me , Sir . Smoking is not allowed here . –Oh, sorry. I . A． haven’t know B． don’t know C． hadn’t know D． didn’t know 【查看更多】

     

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    –Excuse me , Sir . Smoking is not allowed here .

     –Oh, sorry. I __________.

           A． haven’t know       B． don’t know    C． hadn’t know         D． didn’t know

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    －Excuse me, Sir．Smoking is not allowed here．

    －Oh, sorry．I ________．

    [　　]
    A．

    haven't know

    B．

    don't know

    C．

    hadn't know

    D．

    didn't know

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