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    E-mail, as well as telephone, an important fact in daily communication. A. is playing B. have played C. are playing D. play 【查看更多】

     

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    E-mail, as well as telephone, ________an important fact in daily communication.

    A. is playing　　　　   B. have played    C. are playing 　　   D. play

     

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    E-mail, as well as telephone, ________an important fact in daily communication.

    A. is playing　　　　   B. have played    C. are playing 　　   D. play

     

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    E-mail, as well as telephone, ________ an important fact in daily communication.

    [　　]

    A．is playing
    B．have played
    C．are playing
    D．play

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