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2015年公共英语考试综合辅导之语法精讲(16)
发布时间:2011/7/22 19:03:21 来源:城市学习网 编辑:admin

  过去完成时典型例题
  The students ___ busily when Miss Brown went to get a book she ___ in the office.
  A. had written, left B,were writing, has left  C. had written, had left D. were writing, had left
  答案D. "把书忘在办公室"发生在"去取书"这一过去的动作之前,因此"忘了书"这一动作发生在过去的过去,用过去完成时。句中when表示的是时间的一点,表示在"同学们正忙于……"这一背景下,when所引导的动作发生。因此
  前一句应用过去进行时。
  注意: had no … when     还没等…… 就……
  had no sooner… than  刚…… 就……
  He had no sooner bought the car than he sold it.

  remember doing/to do
  remember to do 记得去做某事     (未做)
  remember doing 记得做过某事    (已做)
  Remember to go to the post office after school.
  记着放学后去趟邮局。
  Don't you remember seeing the man before?
  你不记得以前见过那个人吗?

  regret doing/to do
  regret to do  对要做的事遗憾。     (未做)
  regret doing  对做过的事遗憾、后悔。  (已做)
  I regret to have to do this, but I have no choice.
  我很遗憾必须这样去做,我实在没有办法。
  I don't regret telling her what I thought.
  我不为告诉她我的想法而后悔。典型例题
  ---You were brave enough to raise objections at the meeting.
  ---Well, now I regret ___ that.
  A. to do  B. to be doing  C. to have done  D. having done
  答案:D。regret having done sth. 对已发生的事感到遗憾。regret to do sth. 对将要做的事感到遗憾。本题为对已说的话感到后悔,因此选D。

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