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    The number of articles published on smoking amazing. a. is b. are c. were d. have been 【查看更多】

     

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    .  The number of articles published on smoking ______ amazing.

    A. is    B. are    C. were    D. have been

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    .  The number of articles published on smoking ______ amazing.

    A．is

    B．are

    C．were

    D．have been

     

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