might have done"本来可能……;本来应该或可以做某事"(实际没有发生;含有轻微的责备语气。 should/ought to have done "本来该做某事"(而实际未做) should not/ought not to have done "本来不该做"(实际却做过了,含有责备语气) needn't have done "本来不必做"(但是...
F) 在时间和条件状语从句里经常用一般现在(有时也用现在完成时)表示将来事 情。 例:When you have finished the report, I will have waited for about 3 hours.(等你完成这份报告的时候,我就已经等了将近3个小时了。) 2. 现在进行时(be doing) 用法:现在正在进行的动...
have done with───做完;和…无关 have a word with───与……谈几句话,和……谈一谈;与...商谈 have a way with───擅长接近;很有办法 have got to do sth───不得不做某事 have to do───不得不做某事 2、have to do with造句 ...
A. studied B. studying C. to have studied D. to be studying 11) As the light turned green, I stood for a moment, not ___, and asked myself what I was going to do. A. moved B. moving C. to move D. being moved 3.
2、They have done things they ought ___ A. not to do B. not to be done C. not to have done D. not having done 3、I' m sorry I couldn't get in touch with him before he left, I ___ him earlier. A. had a telephone B. have phoned C. should have...
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