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forget to do 忘记要去做某事。 (未做)<BR> forget doing 忘记做过某事。 (已做)<BR> The light in the office is stil on. He forgot to turn it off.<BR> 办公室的灯还在亮着,它忘记关了。(没有做关灯的动作)<BR> He forgot turning the light off. <BR> 他忘记他已经关了灯了。 ( 已做过关灯的动作)<BR> Don't forget to come tomorrow.<BR> 别忘了明天来。 (to come动作未做)<BR><BR>典型例题<BR> ---- The light in the office is still on.<BR> ---- Oh,I forgot___. <BR> A. turning it off B. turn it off C. to turn it off D. having turned it off<BR> 答案:C。由the light is still on 可知灯亮着,即关灯的动作没有发生,因此用forget to do sth.<BR>而forget doing sth表示灯已经关上了,而自己忘记了这一事实。此处不符合题意。 |
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