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    The secretary worked all night long, a long speech for the president. a. to prepare b. preparing c. prepared d. was preparing 【查看更多】

     

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    The secretary worked all night long, ______ a long speech for the president.

     [      ]

    A. to prepare
    B. preparing
    C. prepared
    D. was preparing

    查看答案和解析>>

    The secretary worked all night long, ________ a long speech for the president.

    [　　]

    A．to prepare
    B．preparing
    C．prepared
    D．was preparing

    查看答案和解析>>

    The secretary worked all night long, ________ a long speech for the president.

    [　　]

    A．to prepare
    B．preparing
    C．prepared
    D．was preparing

    查看答案和解析>>


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