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    ( ) We didn’t start our discussion everybody arrived. A. since B. if C. while D. until 【查看更多】

     

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    We didn’t start our discussion _____ everybody arrived.

    A) since     B) if     C) while    D) until

     

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    We didn’t start our discussion _____ everybody arrived.

    A) since     B) if     C) while    D) until

     

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    We didn't start our discussion _____ everybody arrived.

    [     ]

    A. since
    B. if
    C. while
    D. until

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    We didn’t start our discussion _____ everybody arrived.

    A. since　　 B. if　　 C. while　 D. until

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    We didn’t start our discussion ________ everybody arrived．

    [　　]

    A．since

    B．if

    C．while

    D．until

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