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    “Is this map? “No,it isn’t. It’s English book. A.a ,an B.a,a C.an,a D.an,an 【查看更多】

     

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    Is this ________ map? No, it isn't. It's ________ English book.

    [　　]

    A．a, an
    B．a, a
    C．an, a
    D．an, an

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    Is this ________ map? No, it isn't. It's ________ English book.

    [　　]

    A．a, an
    B．a, a
    C．an, a
    D．an, an

    查看答案和解析>>


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