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    -------Mary, where were you this morning ? You the meeting. ------I`m so sorry, but I had to go to see my mother, who had been in hospital for days. A. must have attended B should attended C. would have attended D. ought to have attended 【查看更多】

     

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    -------Mary, where were you this morning ? You_______ the meeting.
    ------I`m so sorry, but I had to go to see my mother, who had been in hospital for days.
      A. must have attended            B should attended    
     C. would have attended           D. ought to have attended

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