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    Never before such a difficult time, and nor . A. we have experienced; they have B. have we experienced; have they C. did we experience; they did D. we had experienced; had they 【查看更多】

     

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    Never before ________ such a difficult time, and nor ________.

    A．we have experienced; they have   B．have we experienced; have they  

    C．did we experience; they did           D．we had experienced; had they

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