could+not+have+done
动词的过去式构成的规则
:t〕的过去式。如：bring（带来）—brought buy（买）—bought think（想）—thought catch（捕捉）—caught teach（教）—taught 13、以ould结尾且读音为〔ud〕的情态动词过去式。如：can（能）—could shall（应该）—should will（将来）—would 14、把动词原形中的o改为a，变成过去式。如：...
英语的过去式...
11．以ould结尾且读音为〔ud〕的情态动词过去式。如：can—could，shall—should，will—would 12．把动词原形中的o改为a，变成过去式。如：come—came，become—became 13．在动词原形后加d或t变成过去式，并且发生音变。如：hear〔hi 〕—heard〔h :d〕， say〔sei〕—said〔sed〕，mean〔mi:n...
《商贸英语》 Mention some of the risks the exporter and the...
Without insurance, there would be a great deal of uncertainty experienced by an individual or an enterprise ,not only as to whether a loss would occur, but also as to what size it ould be if it did occur. For example, a house_owner will realize that each year several hundred houses ...
英语字母发音规则
(膝)十一、字母l在-alf,-alk,-alm,-ould中, 如:talk [t):k] (谈话) half [ha:f] (一半) calm [ka:m] (平静) could [kud] (能)十二、字母n在词尾-mn中, 如:autumn ['):tεm] (秋天)十三、字母t在词尾-sten,-stlet和-ften中, 如:listen [' lisn] (听) castle ['ka:sl] (城堡)...
...Anny was so alarmed that she dared not turn off the lights...
1．Left alone at home2．to be set aside\/setting aside3．to be tested out4．was junior to5．the talent she has\/shows for dancing6．What he desired to do7．It was with her parents accompanying8．resulted from9．to be informed of10．is bound to be a failure ...
reading notes怎么写?
At one school, when a student found out her classmate was plagiarizing, she had to choose between reporting her classmate or keeping silent. This situation created tension among classmates. At another school, when a teacher discover a student was plagiarizing, he not only failed the ...
英语作文“I want to say... to...”120词到150词,在线!!!急...
substantial pressure and a seriesof problems pull most of us in morass, not stepping forward. At that time, I indeed need to say "come on" to myself for encouragement, which definitely provides me with continuous motivation to work hard and prove myself, eventually stepping on th...
If it had not been for your help, we ___ ( n
如果不是你的帮助，我们不可能找到车站。考点是if 引导 虚拟语气，根据从句可知与过去事实相反，那么主句应该用would或could或might have done形式。
W ould you mind …… 的用法
朋友，我来替你原创地回答您的问题吧，希望采纳！ would you mind 接从句，从句一般用虚拟语气(if从句），从句中的谓语必须使用动词 一般过去式 作为虚拟语气的表达方式！ 为什么要用虚拟语气，是因为would you mind表达的意思是“你介意...吗”，在汉语中理解就是是否介意的内容是不一定存在或者发生的...
英语过去式
11.以ould结尾且读音为〔ud〕的情态动词过去式。如: can—could,shall—should,will—would 12.在动词原形后加d或t变成过去式,并且发生音变。如: hear〔hi 〕—heard〔h :d〕, say〔sei〕—said〔sed〕,mean〔mi:n〕—meant〔ment〕, dream—dreamt 〔dremt〕 13.动词的过去式与动词原形一样。如: cut...
洪洞县穿心回答： 本不可以做而做了 done读法 英 [dʌn] 美 [dʌn] adj.完成的;煮熟的;不再发生的;为社会所接受的,得体的;上当受骗的;筋疲力尽的 int.行,好 v.做(do的过去分词形式) 词汇搭配: Well Done 做得好 ; 干得好 ; 全熟牛排 ; 熟透的 done ...
妫脉13075092681问： could have done与would have done 的区别是什么?？
洪洞县穿心回答： 答:同学你好,请看他们的区别 “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 ...
妫脉13075092681问： 虚拟语气都是过去式吗? - ？
洪洞县穿心回答： 不是过去式. 要看情况 虚拟语气分三种情况来掌握: 1,虚拟条件句. 2,名词性虚拟语气. 3,虚拟语气的其他用语. 一,虚拟条件句: 条件状语从句是非真实情况,在这种情况下要用虚拟语气. 1,条件从句与现在事实不一致,其句型为: If 主语+...
妫脉13075092681问： would not have been done的意思是 - ？
洪洞县穿心回答： 翻译:可能不会被完成/做. 分析: 这是一个带有情态动词的动词短语,否定形式,在句子里一般做谓语;表示对过去的猜测;或者是虚拟语气中. would(情态动词,和动词一起做谓语) not(否定助动词) have been done(动词的完成式...
妫脉13075092681问： 在英语中虚拟语气怎么使用？
洪洞县穿心回答： 虚拟语气是一项语法难点,为了让学员们便于理解与记忆,我们把虚拟语气分成三大块来讨论: 1.名词从句中的虚拟语气 标志词+should+动词原形 2.条件从句中的虚拟语气 ①三种基本态 ②倒装虚拟句 ③混时虚拟句 ④含蓄虚拟句 ⑤跳层虚拟句 ...
妫脉13075092681问： could+have+done的例句和could not+have+done的例句讲语法有点不懂,举个例子 - ？
洪洞县穿心回答：[答案] could+have+done和could not+have+done是两个概念 1、Could have done = would have done 表虚拟语气i.e:He would not die If I COULD HAVE HELPED him.如果当时我能帮助他,他就不会死.(COULD HAVE HELPED可以和WOULD HAVE ...
妫脉13075092681问： 究竟can't have done与could't have done有什麽分别? - ？
洪洞县穿心回答： 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...
妫脉13075092681问： 请问啊,can/could have done 什么意思,该怎么用,还有would have do - ？
洪洞县穿心回答： have done表示现在完成了什么事,can表示现在式的可以,could是过去式的可以,would是过去式的可能,举例的话可以是:what would you have done if you live your life once more意思是如果可以重新活一次你可能会怎么做过什么?can/could同样可用,意思不同
妫脉13075092681问： i would have not done 还是 i would not have done i could have not done or i could not have done ? - ？
洪洞县穿心回答： could/might/would+(not)have done.表示对从句如果实现的结果答案是i would not have done. i could not have done 因为主句用should/
妫脉13075092681问： could do nothing but - ---之后的用法:with pleasure和my pleasure的区别 but和with在后面 - ？
洪洞县穿心回答： 同意: I could not have done it but with your help.= I could not have done it without your help.with pleasure 高兴为您效劳 用在“做某事”之前my pleasure 不用谢 用在“做某事”之后
