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    -The accident might not have happened, had we been more careful. -But we . A. weren’t B. didn’t C. hadn’t D. don’t 【查看更多】

     

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    —The accident might not have happened, had we been more careful.

    —But we ______.

            A. weren’t           B. didn’t        C. hadn’t     D. don’t 

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     ―The accident might not have happened, had we been more careful.     

     ―But we ______.

            A. weren’t                  B. didn’t                       C. hadn’t                      D. don’t

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     ―The accident might not have happened, had we been more careful.     

    ―But we ______.

            A. weren’t                  B. didn’t                       C. hadn’t                      D. don’t 

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    --- The accident might not have happened , had we been more careful .
    --- But we _______


    1. A.
      didn’t
    2. B.
      hadn’t
    3. C.
      weren’t
    4. D.
      don’t

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    --- The accident might not have happened , had we been more careful .

       --- But we _______.

     A. didn’t   B. hadn’t   C. weren’t   D. don’t

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