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    Ladies and gentleman, please fasten your seat belts. The plane . A. takes off B. is taking off C. has taken off D. took off 【查看更多】

     

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    Ladies and gentleman, please fasten your seat belts! The plane ________.

             A. takes off        B. is taking off      C. has taken off        D. took off

     

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    Ladies and gentleman, please fasten your seat belts! The plane ________.

           A. takes off      B. is taking off      C. has taken off        D. took off

    查看答案和解析>>

    Ladies and gentleman, please fasten your seat belts! The plane ________.

    　 A. takes off　　 B. is taking off　　 C. has taken off　　　 D. took off

     

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    Ladies and gentleman, please fasten your seat belts! The plane _________．

    [　　]
    A．

    takes off

    B．

    is taking off

    C．

    has taken off

    D．

    took off

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    Ladies and gentleman, please fasten your seat belts．The plane ______．

    A．takes off           B．is taking off           C．has taken off       D．took off

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