couldn+t+have+done造句
作者&投稿：胡杰 （若有异议请与网页底部的电邮联系）
用1.search sb\/sp 2.search for sb\/sp 3.search sp for sth 4.belong...
1. I lost my money, but I ouldn't search tem (for my money). 我钱丢了，可我也不能搜他们的身。2. The hunter is searching for the rabbit. 猎人正在搜找那只兔子。3. The police searched the room for the murderer.警察搜索房屋找杀人 4. The pen belongs to me. 这支笔是我...
it's important to exercise every day. I
it's important to exercise every day. I couldn't (agree with) you more
初一英语
B B C B A A A B A C lucy's shoping lucky festival dance
问一道高考英语选择题,顺便想了解一下什么是倒装.
If it weren't for their assistance, we ouldn't be able to do so well.=Weren't for their assistance, we wouldn't be able to do so well.2)有些让步状语从句中也有倒装的情况：Clever though he was, he couldn't conceal his eagerness for praise.Try as I would, I couldn't...
涵江区海地回答： 1.should/ought to have done的含义. “should/ought to have+过去分词”表示“过去应该做谋事却没有做”; “should not/ought not to have+过去分词”表示“作了不应该做的事”.含有责备或遗憾的意思.例如: You shouldn't /oughtn't to ...
守路13865388367问： 虚拟语气中,有没有couldn't have done的用法? - ？
涵江区海地回答： 当然可以,为什么不可以Published on Saturday, August 3, 2002 in the San Antonio Express-News (Texas)Tonkin Incident Might Not Have Occurredby Bob Richter发表在美国某报纸的头条新闻题目
守路13865388367问： couldn't have done, ＂不可能已经＂??? - ？
涵江区海地回答： could (不能用 can) have done 表示“过去本能够做某事却未做.”注意:其否定形式 couldn't have done 没有虚拟语气的用法,couldn't have done 只能表推测,相当于 can't have done,意为:“过去不可能做了某事.”举例:I think that he couldn't/can't have gone abroad. I saw him just now. 我认为他不可能出国了.我刚才还看见他了.希望对您有所帮助,如有不懂可再问,如有帮助记得给分哦,呵呵,谢谢~!
守路13865388367问： couldn't have done和could have done - ？
涵江区海地回答： 前者是否定,后则是肯定. could have done 表示“过去本能够做某事却未做.” couldn't have done 没有虚拟语气的用法 ,表否定推测,“不可能做过某事”
守路13865388367问： 究竟can't have done与could't have done有什麽分别? - ？
涵江区海地回答： can现在,could过去(如果指现在可以表示委婉的口气) 现在与过去的分别;可能性较大和较小的分别---都对 1 如果不是用于虚拟语气,即,不是讨论与实际情况相反的情形,而是表示推测,可以用could/might/can/may/ must (可能性由小到大...
守路13865388367问： could't have done和can't have done的区别 - ？
涵江区海地回答： 给个例子吧,不同用处,自己消化. She can't have done it. 我拒绝相信她真做了. She couldn't have done it. 她不可能可以完成的.
守路13865388367问： can have done的用法 - ？
涵江区海地回答： ＂can have done＂是一种情态动词的过去完成时,表示过去某个时间点或动作之前已经完成的动作.它是由“can”和“have done”两部分组成的.其中,“can”是情态动词,表示能力或许可;而“have done”是现在完成时的构成形式,表示过去某个时间点或动作之前已经完成的动作 .例如:- By the time I arrived, he could have finished his work.(到我到达的时候,他可能已经完成了他的工作.)- She can have left already.(她可能已经离开了.)
守路13865388367问： could not have done什么意思.理由说好？
涵江区海地回答： (过去的某时间)不可能做出某事的. 比如: he couldn't have done this. he wasn't even here at that time. 他没可能做这件事的,他当时压根就不在这.
守路13865388367问： can't/couldn't have done的意思 是 本来不可能做某事结果做了 还是 表示过去动作不可能发生? 这两者又有 - ？
涵江区海地回答： 表示不可能做某事但是结果做了....这个通常用的是couldn't have done,不是很常见can't而且这个couldn't have done 也不是特别常见的...用到的情况很少..
守路13865388367问： could/can have done在肯定句都可以翻译成什么,在否定句中都可以翻译成什么?请给个例子,简要说明下 - ？
涵江区海地回答： could have done表肯定时,用在虚拟语气中,意思是”可能已经...“ 过去完成时,表示过去本能做完却又未做完的事,如:If you had helped, I could have finished the work.意思:你要是帮了我,我可能已经完成工作了.can have done 则不能用于肯定句中,一般用于疑问句和否定句中,如:Can they have passed the exam? 难道他们真通过考试了? He can't have been to the city. 他不可能去过那个城市.
