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    -It Bill who repaired the door yesterday. -No, it by him. He went home last week. A. might be, can’t have been done B. may bo, mustn’t have been done C. must be, couldn’t have been done D. can be, mayn’t have been done 【查看更多】

     

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    —It ________Bill who repaired the door yesterday.

    —No, it ___by him. He went home last week.

    A. might be, can’t have been done　　 B. may be, mustn’t have been done

    C. must be, couldn’t have been done　 D. can be, mayn’t have been done

     

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    —It ________Bill who repaired the door yesterday.

    　—No, it ___by him. He went home last week.

    A. might be, can’t have been done　　　 B. may bo, mustn’t have been done

    C. must be, couldn’t have been done　　 D. can be, mayn’t have been done

     

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