虚拟语气中“should”的用法是什么？

should虚拟语气的用法~

1．虚拟语气在条件句中的用法\x0d\x0a（1）若表示与现在事实相反的假设,则条件从句中用过去式,主句中用过去将来式（would,should,could,might + 动词原形）；若表示某事将来实现的可能性不大,则条件从句中用should + 动词原形也可用“were to+动词原形”或用过去式动词.如：\x0d\x0aI would certainly go if I had time．（现在）\x0d\x0aIf it should rain,we wouldn”t go out.（将来）\x0d\x0aIf I knew German,I would read the paper to you．（现在）\x0d\x0aIf he were here,we could ask him．（现在）\x0d\x0a（2）若表示与过去事实相反的假设,从句中用过去完成式,主句中用过去将来完成式（should,would,could,might + have + 过去分词）.如：\x0d\x0aIf I had set off a little earlier,I would have caught the train．\x0d\x0aShe would / might have come if she hadn”t been so busy．\x0d\x0aIf I hadn”t taken your advice,I would have made a bad mistake．\x0d\x0aIf only you hadn”t told him the news．\x0d\x0a（3）含有虚拟语气的条件状语从句中,如有had,should,were 这三个词的话,在正式或书面语言中可将if省略,再将句子的主语和谓语动词实行全部倒装或部分倒装.如：\x0d\x0aHad they time（=If they had time）,they would certainly come and help us．\x0d\x0aShould it be fine（=If it should be fine）,we would go for an outing．\x0d\x0aWere I go（=If I were you）,I would go．\x0d\x0a（4）若主句从句所指的时间不一致,即条件从句表示与过去事实相反,主句表示与现在事实相反；或者条件从句表示与现在事实相反,主句表真实情况,则从句中应采用与具体时间相对应的虚拟形式.如：\x0d\x0aIf it had rained last night（过去）,It would be very cold today（现在）．\x0d\x0aIf I had taken your advice（过去）,I should have no trouble with the work now（现在）．\x0d\x0a2．虚拟语气在宾语从句中的用法\x0d\x0a　　在动词suggest,order,demand,propose,request,command,insist等后的宾语从句中,用虚拟语气（即Should+动词原形或只用动词原形）来表示愿望、建议、命令、请求等.在动词wish /would rather后的宾语从句中,用过去式表示与现在事实不符,用过去完成式表示与过去事实不符.如：\x0d\x0aI suggest that we（should）set off at once．\x0d\x0aThe doctor insisted that the patient (should)be X-rayed．\x0d\x0aI wish I were as strong as you．\x0d\x0awould rather that you hadn”t told him．\x0d\x0a3．虚拟语气在主语从句中的用法\x0d\x0a　　　在It is necessary/important/strange/natural；It is requested/suggested/desired/proposed；it is a pity等结构后的主语从句中要用虚拟语气,即Should+动词原形或只用动词原形.如：\x0d\x0aIt is necessary that he（should）be sent there at once．\x0d\x0aIt is requested that Professor Li（should）give us a speech．\x0d\x0aIt is desired that we（should）get everything ready by tonight．\x0d\x0a4．虚拟语气在表语从句、同位语从句中的用法.\x0d\x0a　　在 suggestion,proposal,idea,plan,order,advice等名词后的表语从句、同位语从句中要用虚拟语气,即should+动词原形或只用动词原形.如：\x0d\x0aOur suggestion is that you（ should）be the first to go．\x0d\x0aMy advice is that we（should）send for Doctor Li．\x0d\x0aDo you know the order that you（should）keep watch?\x0d\x0a5．虚拟语气在其他状语从句中的用法\x0d\x0a　　在as if引导的状语从句中,用过去式表示与现在事实不符,用过去完成式表示与过去事实不符；在so that,in order that引导的状语从句中,常用should/would/could/might+动词原形来表示虚拟语气.如：\x0d\x0aThey talked as if they had been friends for years．\x0d\x0aShe stayed at home for a few days so that she could take care of her mother．\x0d\x0aHe took a taxi to the station so that she should not miss the train．\x0d\x0a6．虚拟语气在定语从句中的用法：\x0d\x0a在it is time后面的定语从句中常用过去式表示虚拟

1．虚拟语气在条件句中的用法
（1）若表示与现在事实相反的假设，则条件从句中用过去式，主句中用过去将来式（would，should，could，might + 动词原形）；若表示某事将来实现的可能性不大，则条件从句中用should + 动词原形也可用“were to+动词原形”或用过去式动词。如：
I would certainly go if I had time．（现在）
If it should rain，we wouldn”t go out.（将来）
If I knew German，I would read the paper to you．（现在）
If he were here，we could ask him．（现在）
（2）若表示与过去事实相反的假设，从句中用过去完成式，主句中用过去将来完成式（should，would，could，might + have + 过去分词）。如：
If I had set off a little earlier， I would have caught the train．
She would / might have come if she hadn”t been so busy．
If I hadn”t taken your advice，I would have made a bad mistake．
If only you hadn”t told him the news．
（3）含有虚拟语气的条件状语从句中，如有had，should，were 这三个词的话，在正式或书面语言中可将if省略，再将句子的主语和谓语动词实行全部倒装或部分倒装。如：
Had they time（=If they had time），they would certainly come and help us．
Should it be fine（=If it should be fine），we would go for an outing．
Were I go（=If I were you）， I would go．
（4）若主句从句所指的时间不一致，即条件从句表示与过去事实相反，主句表示与现在事实相反；或者条件从句表示与现在事实相反，主句表真实情况，则从句中应采用与具体时间相对应的虚拟形式。如：
If it had rained last night（过去），It would be very cold today（现在）．
If I had taken your advice（过去），I should have no trouble with the work now（现在）．
2．虚拟语气在宾语从句中的用法
　　在动词suggest，order，demand，propose，request，command，insist等后的宾语从句中，用虚拟语气（即Should+动词原形或只用动词原形）来表示愿望、建议、命令、请求等。在动词wish /would rather后的宾语从句中，用过去式表示与现在事实不符，用过去完成式表示与过去事实不符。如：
I suggest that we（should）set off at once．
The doctor insisted that the patient (should)be X-rayed．
I wish I were as strong as you．
would rather that you hadn”t told him．
　　　　　　　　

3．虚拟语气在主语从句中的用法
　　　在It is necessary/important/strange/natural；It is requested/suggested/desired/proposed；it is a pity等结构后的主语从句中要用虚拟语气，即Should+动词原形或只用动词原形。如：
It is necessary that he（should）be sent there at once．
It is requested that Professor Li（should）give us a speech．
It is desired that we（should）get everything ready by tonight．
4．虚拟语气在表语从句、同位语从句中的用法。
　　在 suggestion， proposal，idea，plan，order，advice等名词后的表语从句、同位语从句中要用虚拟语气，即should+动词原形或只用动词原形。如：
Our suggestion is that you（ should）be the first to go．
My advice is that we（should）send for Doctor Li．
Do you know the order that you（should）keep watch？

5．虚拟语气在其他状语从句中的用法
　　在as if引导的状语从句中，用过去式表示与现在事实不符，用过去完成式表示与过去事实不符；在so that，in order that引导的状语从句中，常用should/would/could/might+动词原形来表示虚拟语气。如：
They talked as if they had been friends for years．
She stayed at home for a few days so that she could take care of her mother．
He took a taxi to the station so that she should not miss the train．
6．虚拟语气在定语从句中的用法：
在it is time后面的定语从句中常用过去式表示虚拟

1．虚拟语气在条件句中的用法
（1）若表示与现在事实相反的假设,则条件从句中用过去式,主句中用过去将来式（would,should,could,might + 动词原形）；若表示某事将来实现的可能性不大,则条件从句中用should + 动词原形也可用“were to+动词原形”或用过去式动词.如：
I would certainly go if I had time．（现在）
If it should rain,we wouldn”t go out.（将来）
If I knew German,I would read the paper to you．（现在）
If he were here,we could ask him．（现在）
（2）若表示与过去事实相反的假设,从句中用过去完成式,主句中用过去将来完成式（should,would,could,might + have + 过去分词）.如：
If I had set off a little earlier,I would have caught the train．
She would / might have come if she hadn”t been so busy．
If I hadn”t taken your advice,I would have made a bad mistake．
If only you hadn”t told him the news．
（3）含有虚拟语气的条件状语从句中,如有had,should,were 这三个词的话,在正式或书面语言中可将if省略,再将句子的主语和谓语动词实行全部倒装或部分倒装.如：
Had they time（=If they had time）,they would certainly come and help us．
Should it be fine（=If it should be fine）,we would go for an outing．
Were I go（=If I were you）,I would go．
（4）若主句从句所指的时间不一致,即条件从句表示与过去事实相反,主句表示与现在事实相反；或者条件从句表示与现在事实相反,主句表真实情况,则从句中应采用与具体时间相对应的虚拟形式.如：
If it had rained last night（过去）,It would be very cold today（现在）．
If I had taken your advice（过去）,I should have no trouble with the work now（现在）．
2．虚拟语气在宾语从句中的用法
　　在动词suggest,order,demand,propose,request,command,insist等后的宾语从句中,用虚拟语气（即Should+动词原形或只用动词原形）来表示愿望、建议、命令、请求等.在动词wish /would rather后的宾语从句中,用过去式表示与现在事实不符,用过去完成式表示与过去事实不符.如：
I suggest that we（should）set off at once．
The doctor insisted that the patient (should)be X-rayed．
I wish I were as strong as you．
would rather that you hadn”t told him．
3．虚拟语气在主语从句中的用法
　　　在It is necessary/important/strange/natural；It is requested/suggested/desired/proposed；it is a pity等结构后的主语从句中要用虚拟语气,即Should+动词原形或只用动词原形.如：
It is necessary that he（should）be sent there at once．
It is requested that Professor Li（should）give us a speech．
It is desired that we（should）get everything ready by tonight．
4．虚拟语气在表语从句、同位语从句中的用法.
　　在 suggestion,proposal,idea,plan,order,advice等名词后的表语从句、同位语从句中要用虚拟语气,即should+动词原形或只用动词原形.如：
Our suggestion is that you（ should）be the first to go．
My advice is that we（should）send for Doctor Li．
Do you know the order that you（should）keep watch?
5．虚拟语气在其他状语从句中的用法
　　在as if引导的状语从句中,用过去式表示与现在事实不符,用过去完成式表示与过去事实不符；在so that,in order that引导的状语从句中,常用should/would/could/might+动词原形来表示虚拟语气.如：
They talked as if they had been friends for years．
She stayed at home for a few days so that she could take care of her mother．
He took a taxi to the station so that she should not miss the train．
6．虚拟语气在定语从句中的用法：
在it is time后面的定语从句中常用过去式表示虚拟

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湖口县13339473254： 求虚拟语气的用法,特别是should型虚拟. - ？
度温先嗪：[答案] 一.should 在含有条件的虚拟语气中的运用 1. 虚拟现在时表示与现在事实相反的假设,其if 从句的谓语形式用动词的过去式(be 一般用were),主句用would/ should/ could/ might +动词原形. I'd come too if I had time t...

湖口县13339473254： 虚拟语气中的should是可省可不省还是一定要省略? - ？
度温先嗪：[答案] 一般的虚拟语气,例如,像主句中有表示建议、命令、要求、期望等的动词和名词时,从句中要用should+动词原形的形式,这种情况下should是可以省略的,但是如果你不想省略,也都可以,无所谓的,这种一般都是考选择题,或者完型填空的时候...

湖口县13339473254： 麻烦说下should用作虚拟语气的问题 - ？
度温先嗪：[答案] 宾语从句中的should类虚拟语气一些表示建议、命令等的动词或其同源的名词,或其过去分词引起的虚拟语气宾语从句中的should类虚拟语气,其结构为: “(should)+动词原形”,其后的“should”可省略,省略should以后,句...

湖口县13339473254： 虚拟语气不可省略should的情况我记得原来学过,不过忘了,.. - ？
度温先嗪：[答案] 有以下几种: 1,有一种与将来事实相反的情况,If条件从句用If+主语+should do后面主句是用主语+would+do/祈使句 例如:If it should rain tomorrow,don't expect me./I would not go there. 2,用于虚拟语气的定语从句,It's time (that)+主语+should do(...

湖口县13339473254： 虚拟语气中should的用法高手指教 - ？
度温先嗪： 1.虚拟语气在条件句中的用法 (1)若表示与现在事实相反的假设,则条件从句中用过去式,主句中用过去将来式(would,should,could,might + 动词原形);若表示某事将来实现的可能性不大,则条件从句中用should + 动词原形也可用“were to+...

湖口县13339473254： 第二句中的should是什么意思,什么语法现象J:Then it's the Tian'anmen Square?P:No,you should ask again.请具体解释一下虚拟语气在句子中的用法 - ？
度温先嗪：[答案] 不是虚拟语气吧,就是一般情态助词,比较宛转 你 应该 再问问别人

湖口县13339473254： 虚拟语气主句中should能用于第三人称吗 - ？
度温先嗪： 虚拟语气主句中的should有两个意思:将要(助动词,用于第一人称), 应该(情态动词,用于各个人称).故should 表示应该时,可用于第三人称.

湖口县13339473254： 情态动词should的用法都有哪些呢? - ？
度温先嗪： 情态动词should的用法讲解 时间:2011-01-30 来源:高中英语语法 关键字:作者:赶路人 点击:8091次 should (1)表“劝告、建议”时,可译成“应该”,这时可用ought to替换. You should keep your promise.你应该遵守诺言. Young ...

湖口县13339473254： 一个比较简单的语法问题,一般句子中什么时候用should,什么时候用should be?,should be后面接动词一般是什么式?被动?原型? - ？
度温先嗪：[答案] should虚拟语气词 ,用法 should + do(动词原形). 而should be只是他的用法,这里的be是系动词 ,在情态动词should后用原形,should be+adj (形容词) eg.Everyone should be here on time.大家都应该按时到.

湖口县13339473254： should的用法 - ？
度温先嗪：[答案] “should”用法归纳 一、Should 表示过去将来时,即从过去观点看将来要发生的是,多用于间接引语中. We thought that we should never see you again.我们想我们再也看不到你了. The BBC weather report this morning said that we should have rain....