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    When you to study English? A. have-begun B. did-begin C. had-begun D. do-begin 【查看更多】

     

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    When ____ you ___ to study English?
    [     ]
    A. have-begun
    B. did-begin
    C. had-begun
    D. do-begin

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    When ________ you ________ to study English?

    [　　]

    A．have; begun

    B．did; begin

    C．had; begun

    D．do; begin

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