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woulDn hAvE DonE

would have done是一个固定用法,表示对过去事情的假设,是“本来会做什么”的意思,但是实际上没有做成。例句: I would have told you the story about him, but you were not home. 我本来可以告诉你关于他的故事,但是你不在家。 wouldn't hav...

不是,是 虚拟语气 表示对过去的推测 情态动词中只有would 没有 如 If he had got up late yesterday,he wouldn't have caught the ealy bus. 这句就是虚拟 对过去的推测有must,may,can但不会用would ,给你比较一下 can have done对过去的推测 ...

“would+have+done”虚拟语气,表示对过去事情的假设,意思是“本来会做”。 1. I would have told you all about the boy's story, but you didn't ask me. 我本来会告诉你这个小男孩的故事,但是你没有问我。 2. Without your help, I wouldn't ha...

条件状语从句对过去的虚拟结构是从句用过去完成时had done, 主语用would have done的形式,并没有从句If用 would have done的形式。 例1:If Mary had studied hard, she would have passed the final exam. 如果Mary 努力学习的话,她期末考试...

wouldn't have done 是指'不会这么做' 一般用在一种假设的情况下 比如'如果我知道就不会这么做了'之类的 shouldn't have done 指'不应该这么做' 一般用在做了一件事然后表示后悔或者指出错误 像是'这件事不应该这么做'的感觉吧 couldn't have do...

wouldn’t have placed本来不该安放..... should (would )+ have done 本来该做某事而没做 should (would )not + have done 本来不该做某事而做了 I should have told you that earlier。我本该早点把那个告诉你。 I shouldn't have lied t...

would have done是固定句型,表示本能够怎么样的意思 wouldn't have done 是本不能够怎么样

B 试题分析:must have done表示对于过去动作所做的确定的推断,意为“(过去)一定做了某事”。根据He wouldn’t be enjoying …推断,他一定完成了工作。should have done表示“(过去)该做某事而没有做”;wouldn’t have done表示“(过去)实际上...

1.这种虚拟语气的句子按道理是应该配套用的:主句had done +从句would have done。但是有些情况下可以用混合型,也就是不完全配套。本句中答案用would have a chance to survive是表示与现在事实相反,也就是说 那他“现在”还可能活着。想一想如...

B 试题分析:考查情态动词用法。Should have done本应该做某事,实际上却未做;must have done一定做了某事;can’t have done不可能做了某事;句意:他一定完成了作业,要不然,他不会在海玩得那么开心。根据后半句话说明他在海边玩得很开心,...

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