wouldn't have done还是即表推测又表虚拟

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wouldn't have done还是即表推测又表虚拟
wouldn't have done
还是即表推测又表虚拟

wouldn't have done还是即表推测又表虚拟
将来完成时 就是推测

我觉得虚拟
if he had worked hard,he wouldn't have failed the exam。
他要是努力读书,考试就不会挂科。
推测的话我们用
must have done
can't have done
may/might have done

“would+have+done”虚拟语气,表示对过去事情的假设,意思是“本来会做”。

虚拟
意思是:过去的某件事情“本来应该做而实际上没有做“

虚拟

虚拟

准确的说,一般是表虚拟。

wouldn't have done还是即表推测又表虚拟 shouldn't have done和wouldn't have done的意思 英语中何时使用wouldn,t have done shouldn,t have done couldn,t have done needn,t have donewouldn have done shouldn have done could have done needn have done 呢 情态动词+have donemust have done/can't have doneshould have done/shouldn't have doneneed have done/needn't have donemay(might) have done/haven't donecould have done/couldn't have donewould have done/wouldn't have done如何用?我这样分正 1 wish I __to repair the bike .I only made it worsea)did not try B)wouldn't try c) had not tried d) wouldn't have tried 2 she__it ,beacuse she was not on the spot thena)shouldn't have done b) wouldn't have done c)mustn't have done d)couldn't have don It was very kind of you to do the washing-up,but you____it A.must't have done B.wouldn't have doneC.mightn't have done D.needn't have done.各位热心网友,我这道题选D, 英语虚拟语气的一道题if i had known that,i____so.A.wouldn't doB.wouldn't have done选哪个,请说明理由. It was ,I should say,very kind of you to come all the way to help them,but you ___.A.didnt have to B.wouldnt have doneC.mustnt have done D.mightnt have done It was very kind of you to do the washing?up,but you _______ it.a、mustn’t have done b、 wouldn’t have donec、 mightn’t have done d、 didn’t have to do为什么? can’t +have done 13.You _________in such a hurry just now.Look,there is plenty of time left.A.don't have to do it B.needn't have done it C.wouldn't do it D.mustn't have done it You _____ have done so.It's bad for your eyes.A.shouldn't B.won't C.wouldn't D.needn't should have done ,shouldn't have done.could have done,couldn't have done If I hadn't pratised when I was younger,” the musician says,I____able to play so well now.为什么答案是 wouldn't be 而不是 wouldn't have done How would your life have been different if you had been born in the UK?加问:What wouldyou have done?What wouldn't you have done?回答100~200词 It was very kind of you to clean the office, though you___A needn't do B wouldn't have C didn't have to D mustn't have done 选哪个,为什么现那个.谢谢 英语翻译I'm not sure what others would have done had they known that they wouldn't be here for the tomorrow that we all take for granted. 区别shouldn't have done 和 needn't have done