could.should.would＋have don 与had done 有什么区别?

来源：学生作业帮助网编辑：六六作业网时间：2024/11/23 11:36:14

could.should.would＋havedon与haddone有什么区别?could.should.would＋havedon与haddone有什么区别?could.should.would＋h

could.should.would＋have don 与had done 有什么区别?
could.should.would＋have don 与had done 有什么区别?

could.should.would＋have don 与had done 有什么区别?
could/should/woould+have done表示对过去的事情的一种假设,本身该做的某事而没做,是虚拟语气
have done表示过去的过去所发生的事,事情已发生过了

could.should.would＋have done是虚拟语气，表示对过去事情的假设，意为本该做某事，而had done则是过去完成，陈述过去的过去发生的事情。

(C项和D项的区别） should do其实还是将来时，你以后应该…… should情态动词+have done都表示对过去的推测！！！所以1选D 你当时本应该早点

could 能够 : I could do it 我可以办得到。
should. 应该 : I should have listen to you. 我早应听你说。
would 会 : I would think of a way 我会想个办法。
have done 已办妥了现在完成式 I have done my homework. 我完成了我的功课。
had ...

全部展开

could 能够 : I could do it 我可以办得到。
should. 应该 : I should have listen to you. 我早应听你说。
would 会 : I would think of a way 我会想个办法。
have done 已办妥了现在完成式 I have done my homework. 我完成了我的功课。
had done 早已办妥了过去完成式 I had already done my homework last night 我昨夜已经完成了我的功课。

很高兴能够帮到你，希望会满意，谢谢。

收起

should i would i could should i would i could i could.should.would＋have don 与had done 有什么区别? could/might/may/would/must/should have+过去分词 Could have done would have done should have done can和could,should,would等词语的用法区别? Will would; shall should ;can could区别和用法虚拟语气中（should would could）应该怎么选择? 是不是WOULD,SHOULD,COULD后面必须跟动词原形 would should migt could have done有什么不同 could be /must be/ should be/would be的区别 should can may would could 有什么区别 should can may would could 有什么区别 If there___no sunlight in the world,we___in darknessA should be;would have livedB could be;would liveC could be;would have livedD should be;would live would,could, 在虚拟语气中,什么时候用would＋动词原形,什么时候用should＋动词原形在虚拟语气中,什么时候用would＋动词原形, 什么时候用should＋动词原形, 什么时候用could＋动词原形, 虚拟语气中would,should,might,could有什么区别书上说，表将来用would/should/might/could+动词原形表将来，没说区别区别could,might,would,should have done作为虚拟语气could have done,might have done,would have done,should have done怎么区别