实用英语虚拟语气的解析及其用法讲解

合集下载

(完整版)英语虚拟语气语法归纳总结

(完整版)英语虚拟语气语法归纳总结

(完整版)英语虚拟语气语法归纳总结英语中的虚拟语气是一种表示非事实或想象的语气,用来表达对现实情况的猜测、愿望、要求、建议、命令和反讽等。

虚拟语气主要通过动词的形式和句子的结构来表达。

一、虚拟语气的用法:1.表达建议、要求、命令、禁止:- 主语+动词原形+宾语(动词原形要用动词底形、如be);- 主语+动词原形+that从句(用于表达建议、命令、禁止,动词原形用“should + 动词原形”或用情态动词)。

例句:- It is important that he be present at the meeting.(建议)- I suggest that he should go to the doctor.(建议)- They insisted that he leave the room immediately.(命令)2.表达愿望、请求、要求:-主语+动词过去式;- 主语+would/could/might + 动词原形;- 主语+动词过去式+宾语+should + 动词原形。

例句:- I wish I could fly.(愿望)- I would appreciate it if you could help me.(请求)3.表示虚拟条件:- If条件从句中的谓语动词用过去完成时,主句用would/should/might/could + have + 过去分词;- If条件从句中的谓语动词用过去时,主句用would/should/could + 动词原形。

例句:- If I had known his phone number, I would have called him.(虚拟条件)- If you had listened to me, we could have finished the project earlier.(虚拟条件)4.表达建议、要求、祝愿:- If only内部称述 + 主语 + 过去式。

虚拟语气用法总结(超好)

虚拟语气用法总结(超好)

虚拟语气用法总结(超好)虚拟语气用法总结虚拟语气是英语中的一种语法现象,它用于表达与事实相反、与现实相反或与过去事实相反的假设或愿望。

虚拟语气不仅存在于从句中,也可以出现在主句中。

虽然虚拟语气的用法较为多样,但是掌握其基本规则能够帮助我们更准确地表达自己的意思。

本文将对虚拟语气的用法进行总结和归纳。

一、过去时的虚拟语气1. 虚拟条件句当表示与现实相反的假设或条件时,使用虚拟条件句。

这种句子通常包含一个条件从句和一个结果从句,条件从句使用过去完成时,结果从句使用"would"、"could"或"might"加动词原形。

例如:- If I had studied harder, I would have passed the exam.(如果我当时学得更努力,我就能通过考试。

)- If I had known you were coming, I would have prepared dinner.(如果我知道你要来,我就会准备晚餐。

)2. 虚拟表达愿望或建议当表达与现实相反的愿望或建议时,使用虚拟语气,即将过去时态的动词形式改为"would"加动词原形。

例如:- I wish I were taller.(我希望我更高。

)- She suggested that he take a bus.(她建议他坐公交车。

)二、现在时的虚拟语气1. 虚拟条件句与过去时的虚拟条件句类似,现在时的虚拟条件句也包含一个条件从句和一个结果从句。

条件从句使用"were to"结构或"should"加动词原形,结果从句使用"would"、"could"或"might"加动词原形。

例如:- If I were to win the lottery, I would travel the world.(如果我中了彩票,我会周游世界。

虚拟语气的常见用法总结

虚拟语气的常见用法总结

虚拟语气的常见用法总结虚拟语气是一种特殊的语气形式,用来表示说话者对某种情况是假设、愿望、建议或推测等的态度。

在英语中,虚拟语气的用法相对复杂,但是掌握了常见的用法,就能够在表达自己的意思时更加准确和自如。

一、虚拟语气的定义和用法虚拟语气用于表达说话者的假设、愿望、建议、命令、要求、要求、要求等意愿情态。

在语法上表现为动词形态的变化和句子结构的变化。

以下是虚拟语气的常见用法。

1. 假设虚拟语气常用于表达假设,即假设一种不存在的情况。

例句:If I were a bird, I would fly freely in the sky.意思:如果我是一只鸟,我会自由自在地在天空中飞翔。

2. 愿望虚拟语气也可用于表达愿望,即希望实现一种未来的情况。

例句:I wish I had a car.意思:我希望我有一辆车。

3. 建议虚拟语气还可用于表达建议或推荐的动词后面。

例句:I suggest that he go to the doctor.意思:我建议他去看医生。

4. 命令或要求虚拟语气也可用于表示命令、要求或愿望等。

例句:She demanded that he leave immediately.意思:她要求他立即离开。

二、虚拟语气的形态变化在虚拟语气中,动词的形态会发生变化。

以下是常见的虚拟语气形态变化:1. 过去式(对于现在情况的虚拟)例句:If I had more time, I would travel around the world.意思:如果我有更多时间,我会周游世界。

2. 过去完成式(对于过去情况的虚拟)例句:If I had studied harder, I would have passed the exam.意思:如果我学得更努力,我就能通过考试了。

3. should + 动词原形(用于建议、命令或要求等)例句:I suggest that he should go to the dentist.意思:我建议他去看牙医。

虚拟语气用法总结及详细解析

虚拟语气用法总结及详细解析

虚拟语气用法英语中的语气分为陈述语气、祈使语气、虚拟语气、疑问语气和感叹语气五类。

1、表示动作或状态是客观存在的、确定的或符合事实的,用于陈述句、疑问句和某些感叹句中。

China is an Asian country. (肯定句) How interesting my stay in China has been! (感叹句)2、祈使句表示说话人对对方的请求、警告,建议或命令。

如:Please come over here. 请到这边来。

Watch your steps! 当心!(走路)3、虚拟语气表示说话者做出的假设而非事实,或难以实现的情况,甚至表达彻底相反的概念。

此外,如需表达主观愿望或某种强烈的感情时,也可用虚拟语气。

虚拟语气是由句中的谓语动词的特殊形式表示出来的。

如: If I were a bird,I would be able to fly in the air. 如果我是一只小鸟,我就能在空中飞行。

I wish I could pass the examination. 我希望我能通过考试。

If there were a heavy snow next Sunday, we would not go skating. 如果下周日下大雪,我们就不能去滑冰了。

If she were to be here next Monday, I would tell her about the matter.如果她下周一来这儿的话,我就会告诉她这件事的始末。

4、有时,虚拟条件句中,结果主句和条件从句的谓语动作若不是同时发生时,虚拟语气的形式应作相应的调整。

这种条件句叫错综条件句。

①从句的动作与过去事实相反,而主句的动作与现在或现在正在发生的事实不符。

If I had worked hard at school, I would be an engineer, too.如果我在学校学习刻苦的话,我现在也会成为一个工程师了If they had informed us, we would not come here now. 如果他们通知过我们的话,我们现在就不会来这里了。

虚拟语气的用法总结

虚拟语气的用法总结

虚拟语气的用法总结虚拟语气是一种语法现象,常常用于表达非真实情况、假设情况、愿望意愿等。

在英语中,虚拟语气有两种形式:过去虚拟语气和现在虚拟语气。

下面是对虚拟语气的用法进行总结。

一、过去虚拟语气的用法:1. 表达不可能实现的愿望、欲望或建议:If only + 主语 + 过去完成时(had + 过去分词)例句:If only I had studied harder, I would have passed the exam.(要是我当初努力学习的话,我就能通过考试了。

)2. 表示对过去发生的事情的假设:If + 主语 + had + 过去分词, 主语 + would/could/might + 动词原形例句:If I had taken the bus, I would have arrived on time.(要是我坐公共汽车的话,我本能准时到达。

)3. 表示对与现在事实相反的情况的假设:If + 主语 + 过去式, 主语 + would/could/might + 动词原形例句:If I were you, I would apologize to her.(要是我是你的话,我会向她道歉。

)4. 表达对不可能实现的条件:If only + 过去式例句:If only I had a million dollars.(要是我有一百万美元该多好。

)二、现在虚拟语气的用法:1. 表达建议、命令等正式用法:表达建议:(should +动词原形/动词原形)例句:It's important (that) you should take some rest.(你应该休息一下,这很重要。

)表达命令:(应用“命令式”的虚拟形式)例句:It's vital (that) he be here on time.(他必须准时到达,这很重要。

)2. 表达愿望、要求、建议等陈述式的用法:It's time/It's high time + 过去式例句:It's time you went to bed.(你该去睡觉了,时间到了。

高中必备知识点解析虚拟语气的形式与用法

高中必备知识点解析虚拟语气的形式与用法

高中必备知识点解析虚拟语气的形式与用法虚拟语气是高中英语必备的语法知识点之一。

它在英语中经常被用于表达假设、愿望、建议、命令和推测等情态,通过使用虚拟语气,可以使语言更加丰富和准确。

本文将深入解析虚拟语气的形式与用法。

一、虚拟语气的形式1. 虚拟语气的一般现在时:用于表示与现在事实相反的情况。

其结构为:主语+动词原形(倒装)。

例如:If I were you, I would study harder.(如果我是你,我会更加努力学习。

)2. 虚拟语气的一般过去时:用于表示与过去事实相反的情况。

其结构为:主语+动词过去式(倒装)。

例如:If I had seen her yesterday, I would have said hello.(如果我昨天见到她,我会问好的。

)3. 虚拟语气的过去完成时:用于表示对过去情况的猜测或不可能发生的情况。

其结构为:主语+动词过去完成式(倒装)。

例如:I wish I had studied harder for the exam.(我希望我为考试努力学习。

)二、虚拟语气的用法1. 表达假设与条件:If I were you, I would travel around the world.(如果我是你,我会环游世界。

)I wish I had a million dollars.(我希望我有一百万美元。

)2. 表达愿望与建议:I wish you would stop smoking.(我希望你戒烟。

)It's important that she arrive on time.(她按时到达很重要。

)3. 表达命令与要求:The teacher ordered that the students be quiet.(老师要求学生们保持安静。

)She insisted that he leave immediately.(她坚持要他立刻离开。

)4. 表达推测与猜测:He looks as if he were sick.(他看起来像是生病了。

英语虚拟语气的用法和诀窍

英语虚拟语气的用法和诀窍
最基本的虚拟语气句型: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。If places were alike, there would be little need for geographers.如果各个地方都一样,就不需要地理学家了。2. 虚拟过去时是表示与过去事实相反的假设,if 从句的谓语形式用过去完成时即had+过去分词,主句用would should could might + have +过去分词。If he had known your address yesterday,he would have telephoned you.3. 虚拟将来时是表示对将来实现的可能性很小的或不确定的假设。If从句的谓语形式用一般过去式或用were to should +动词原形,主句用would shouldcould might +动词原形。If he were to leave today, he would get there by Friday4. 省略if 采用倒装语序的条件句。有时可以把含有助动词、情态动词、be或have的虚拟条件句中的连词if省去,而将had , should, were 等词提到主语之前,即用倒装结构。If he had worked harder, he would have got through the exams.==Had he worked harder, he would have got through the exams.If he were to leave today, he would get there by Friday.==Were he to leave today, he would get there by Friday.If I were in your place, I wouldnt do that.==Were I in your place, I wouldnt do that.5. 有时虚拟条件句并没用if 从句表示出来,而是用介词短语otherwise, or, without, but for、上下文或其它方式来表示。如 We didn't know his telephone number; otherwise we would have telephoned him. Without you help, I wouldnt have achieved so much. But for 要不是......的意思your help, I would not have succeeded.二: 虚拟语气在从句中用should的情况:1. 在表示建议,要求,命令,想法的动词后的从句里, 用should + 动词原形, should 可以省略. 如 advise, agree, command, decide, demand, determine, grant, indicate, insist, order, prefer, propose, request, require, stipulate, suggest, urge, vote.常考到的是: suggest, advise, demand, require, propose, insist, order, request.His doctor suggested that he should take short leave of absence.The author proposed that TV should be turned off at least one hour every day.2. 在表示建议,要求,命令,想法的名词后的从句里, 用should + 动词原形, should可以省略. 如 advice, decision,agreement, command, decree, demand, determination, indication, insistence, order, preference, proposal, request, requirement, stipulation etc.It was Bills suggestion that everyone should have a map.His suggestion was that everyone should have a map.He gave us a suggestion that everyone should have a map.3. 在It iswas +形容词后的that 从句中用should的结构, should 可以省略. 这类形容词常见的有: advisable, anxious, compulsory, crucial, desirable, eager, essential, fitting, imperative绝对必要, impossible, improper, important, natural, necessary, obligatory, possible, preferable, probable, recommended, urgent, vital etc.Its natural that she should do so.It is essential that we should tell her the news.4. 在 lest 和 for fear that以免,in case以防从句中用should, should 可以省略.She walked quietly lest she should wake up her roommates.Have your gun ready in case we should need it.三: wish 后的 that 从句中:1. 表示现在或将来的愿望,从句中过去式.I wish I knew his address.I wish I were young.2. 表示过去没有实现或不可能实现的愿望, 从句用过去完成式或would, could, might + have + 过去分词.I wish you had written to him.I wish I could have slept longer this morning, but I had to get up and come to class.3. 如果将wish改成wished, 其后that 从句中动词的形式不变.4. 如果that 从句中用would , 一般表示 对现状不满或希望未来有所改变或请求I wish he would answer my letter.I wish prices would come down.I wish you would help me.I wish you would stop asking silly questions.四: 在 Its about high firstsecond, third etctime 后的that 从句中,用过去式.表示该是做什么的时候了It is about time you were in bed.It is high time we left.It is the first time I came here.五: 在would rather, would sooner, would just as soon 后的that从句中,用过去式或过去完成式,表示宁愿做什么I would rather he came tomorrow than today.John would rather that she had not gone to the party yesterday evening.六: 在if only如果....就好了的意思 感叹句中,谓语动词与wish宾语从句的虚拟形式相同.If only he didnt drive so fast!现在If only she had asked someones advice.过去If only the rain would stop.将来 七: 在as if as though 从句中,表示和现在事实相反或对现在情况有所怀疑,用过去式;表示过去想象中的动作或情况, 用过去完成式.He speaks as if he were on the spot.She spoke to me as if I were deaf.This device operated as though it had been repaired.注: 1. 在 as if as though 句中, 如果有可能成为事实, 用陈述语气.He looks as if he is going to be ill.2. 在 insist 后的从句中, 如果是坚持自己, 用陈述语气, 坚持别人做什么事情, 用虚拟语气.She insists that she is right.She insisted that I should finish the work at once.

英语虚拟语气的假设用法与与现实相反的情况

英语虚拟语气的假设用法与与现实相反的情况

英语虚拟语气的假设用法与与现实相反的情况虚拟语气在英语中是一种特殊的语法形式,用于表达与现实相反或假设的情况。

虚拟语气通常在条件句或表达意愿、建议、命令等语境中使用。

本文将介绍英语虚拟语气的假设用法,并探讨与现实相反的情况。

一、虚拟语气的假设用法虚拟语气的假设用法常用于表示与现实相反的情况,包括:1. 与现在事实相反的情况要表达与现在事实相反的假设情况,我们可以使用"would/could/might + 动词原形"的结构,例如:- If I were a bird, I would fly in the sky.(如果我是一只鸟,我会在天空中飞翔。

)- If I had enough money, I could buy a new car.(如果我有足够的钱,我可以买一辆新车。

)2. 与过去事实相反的情况要表达与过去事实相反的假设情况,我们可以使用"had + 过去分词"的结构,例如:- If I had studied harder, I would have passed the exam.(如果我学习更努力,我就能通过考试了。

)- If she had known, she would have told us.(如果她知道的话,她就会告诉我们。

)3. 与将来事实相反的情况要表达与将来事实相反的假设情况,我们可以使用"were to + 动词原形"或"should + 动词原形"的结构,例如:- If it were to rain tomorrow, we would stay at home.(如果明天下雨,我们会呆在家里。

)- If she should arrive late, please let her in.(如果她迟到了,请让她进来。

)二、与现实相反的情况利用虚拟语气的假设用法,我们可以表达与现实相反的情况。

  1. 1、下载文档前请自行甄别文档内容的完整性,平台不提供额外的编辑、内容补充、找答案等附加服务。
  2. 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
  3. 3、如文档侵犯您的权益,请联系客服反馈,我们会尽快为您处理(人工客服工作时间:9:00-18:30)。

实用英语虚拟语气的解析及其用法讲解
在当前英语语法当中,有一些学生总结的几个难点语法,其中之一就是虚拟语气,怎样判断出句子使用了虚拟语气,是哪一种形式的虚拟语气是学生无法清楚掌握的难点。

本文从虚拟语气的定义到各种形式都进行了详细的讲解和分析,并针对各种形式的用法都进行了分析和举例,讲解明白,以帮助学生们能更好地了解和掌握英语语法中这个难学的语言现象。

标签:英语虚拟语气;定义;用法;分析及举例
一、虚拟语气的定义(Subjunctive Mood)
在我们了解什么是虚拟语气前,大家首先要弄清楚英语的语气表达,也就是英语学习中我们都会用到哪些语气。

英语中的语气(Mood)可以分为:1The Indicative Mood(陈述语气);2The Interrogative Mood(疑问语气);3The Imperative Mood(祈使语气);4The Subjunctive Mood(虚拟语气)4类。

陈述、疑问、祈使语气在本文中就不再过多阐述。

而我们在这里重点讲解虚拟语气。

什么是虚拟语气呢?虚拟语气用来表示假想,而不表示客观存在的事实,所说的是一个条件,不一定是事实,或与事实相反。

虚拟语气通过谓语动词的特殊形式来表示。

虚拟语气表示说话者所说的话并非事实,或难以实现的,甚至表达相反的概念。

另外表示主观愿望或表达某种强烈的感情时,也用虚拟语气。

二、虚拟语气的判断及用法
(一)if条件状语从句中虚拟语气的判断
if条件状语从句有真实条件句和非真实条件句。

假设条件可以实现的句子为真实条件句,反之为非真实条件句,要用虚拟语气。

其形式分为以下三种:1与过去事实相反的假设。

结构为:从句的谓语动词用“had+过去分词”,主句用“should(would,could,might)+have+过去分词”。

2与现在事实相反的假设。

结构为:从句的谓语动词用过去式,系动词用were,主句的谓语用“should(would,could,might)+动词原形”。

3与将来事实相反的假设。

结构为:从句的谓语动词用“should(wereto)+动词原形”,主句用“should(would,could,might)+动词原形”。

(二)宾语从句中的虚拟语气
1wish后接宾语从句中的虚拟语气:根据从句的意义来判断
A:表示与现在和将来事实相反的愿望,从句谓语动词用过去时态。

例如:
I wish they were not so late.要是他们来得不是这么晚就好了。

B:表示与过去事实相反的愿望,从句谓语动词用过去完成时态。

例如:
I wished he hadnt done that.我真希望那件事不是他做的。

2表示“要求、建议、命令”等动词后面的宾语从句中的虚拟语气
用于此结构的动词有:advise,direct,agree,ask,demand,decide,desire,insist,order,prefer,propose,request,suggest等。

從句的谓语动词用“should+动词原形”,其中“should”可以省去。

例如:
I insisted that he (should)go with us.我坚持让他和我们一起去。

注意:当“insist”表示“坚持认为”,“suggest”表示“表明,显示”时,不用虚拟语气。

(三)主语从句中的虚拟语气
1It be +形容词+that…(should)….用于该句型的形容词有:necessary,good,important,right,wrong,better,natural,proper,funny,strange,surprising等。

2It be+过去分词+that…(should)….用于该结构中的过去分词是表示“建议、请求、命令”等词的过去分词。

如:desired,suggested,requested,ordered,proposed 等。

3It is time (about time/high time)that…+(过去时或should+动词原形)….例如:
It is high time I went home now.=It is high time I should go home.我该回家了。

(四)表语从句、同位语从句中的虚拟语气
在suggestion,proposal,order,plan,idea,advice,decision等需要具体内容解释的名词后要使用虚拟语气,其谓语动词为:should+动词原形,连接从句的that不能省略。

例如:
My suggestion is that we should go there at once.我的建议是我们应该马上去那儿。

(五)省略形式的虚拟语气
有时可以把含有助动词、情态动词、be或have的虚拟条件句中的连词if省
去,而将had,should,were等词提到主语之前,即用倒装结构。

这时,如果出现not等否定词时需放在主语后面。

例如:
If she had been here five minutes earlier she would have seen her old friend.→Had she been here five minutes earlier she would have seen her old friend.如果她早到五分钟,她就会看见她的老朋友了。

更多的虚拟语气的用法就不在这里一一赘述了,相对于现今英语语法中虚拟语气的使用,只要各位同学能在遇到虚拟语气时,不慌张,沉着应对,首先判断好句子是不是使用了虚拟语气,根据已有的语法常识和本文中的相关介绍,看看你碰到的是哪种虚拟语气,然后使用相对应的虚拟语气的用法,得出答案。

当然,任何英语语法的要点,学生在学习和掌握的过程中都相对不难,难的是怎样运用各种语法的知识融会贯通。

希望各位同学在学习和使用中能多多练习和思考,语法是可以学好的,虚拟语气也是如此!
参考文献
[1]张道真.张道真实用英语语法[M].北京:外语教学研究出版社,2002.
[2]教育部高等教育司.大学英语课程教学要求[M].上海:上海外语教育出版社,2007.。

相关文档
最新文档