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    37．A．for B．in C．at D．since 【查看更多】

     

    题目列表(包括答案和解析)

    The factory opened ________ 1989.

    [　　]

    A．for
    B．since
    C．in
    D．at

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    She won her first gold medal ________ 1991.

    [　　]

    A．for
    B．at
    C．in
    D．since

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    He has worked in the factory______ five years ago．

    A． for         B． at         C． since         D． about

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    I've waited _________an hour and now I'm leaving.

    [　　]

    A．since

    B．in

    C．at

    D．for

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    His grandpa has been ill ______ a few days.

    [　　]

    A．in

    B．since

    C．at

    D．for

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