ought to have done shouldn't have done ought not to have done needn't have done could have done (二)三级试题汇编 1、I'm feeling sick. I ___ so much chocolate. A. needn't have eaten B. couldn't have eaten C. mustn't have eaten D. shouldn't have eate...
情态动词+不定式完成式(have done) 1) can / could + have done在肯定句中表示“本来可以做而实际上能做某事”,是虚拟语气;在疑问句或否定句中表示对过去行为的怀 疑或不肯定, 表示推测。1. You could have done better, but you didn’t try your best.(虚拟语气)2...
自贸英语角12 生活英语 A:Wherecanwehavebreakfast? 我们在几楼吃早餐? B:Onthesecondfloor. 餐厅在二楼。 A:CanIhavesomeicewater? 能给我倒点冰水吗? B:Sure.Justamoment. 当然可以,马上给您倒。 自贸英语 坚持全方位对外开放,按照先行先试、风险可控、分步推进、突...
从句:If+主语+had+done 主句:主语+should/would/might/could+have done eg:If I had got there earlier,I should/would have met her. 如果我早到那儿,我就会见到她。(事实:去晚了) If ...
9. We feel you should not have done that. (page 24) 我们觉得你真不应该这样做。 should/ ought to have done sth 意为“本来应该干……,但未……” shouldn’t/ oughtn’t to + have done sth “本来不应该做……却做了” I wonder why she hasn’t written to us...
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