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    I wonder how many years ago . A. did your father retire B. has your father retired C. your father retired D. your father has retired 【查看更多】

     

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    I wonder how many years ago ___________.

      A. did your father retire                B. has your father retired

      C. your father retired                  D. your father has retired

     

     

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    I wonder how many years ago ___________.

      A. did your father retire                B. has your father retired

      C. your father retired                  D. your father has retired

    查看答案和解析>>

    I wonder how many years ago ________．

    [　　]

    A．did your father retire

    B．your father retired

    C．has your father retired

    D．your father has retired

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