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    September 11, 2001 is the day we will never forget. A. that B. when C. on which D. on that 【查看更多】

     

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    September 11, 2001 is the day ______ we will never forget.

      A. that        B. when      C. on which    D. on that

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    September 11, 2001 is the day ______ we will never forget.

    A．that              B．when             C．on which          D．on that

     

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