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    24．I don’t remember how many years ago people began to grow crops. A．it was when B．it was that C．was it that D．was it when 【查看更多】

     

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    I don’t remember how many years ago ______ people began to grow crops.

    A．it was when                B．it was that           C．was it when           D．was it that

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    I don’t remember how many years ago ________ people began to grow crops．


    1. A.
      it was when
    2. B.
      was it that
    3. C.
      it was that
    4. D.
      was it when

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    I don't remember how many years ago ________ people began to grow crops.

    [　　]

    A．it was when
    B．was it that
    C．it was that
    D．was it when

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    I don’t remember how many years ago ________ people began to grow crops．

    [　　]
    A．

    it was when

    B．

    was it that

    C．

    it was that

    D．

    was it when

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    I don’t remember how many years ago ________ people began to grow crops．

    [　　]

    A．it was when

    B．it was that

    C．was it that

    D．was it when

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