虚拟语气的用法(it作形式主语虚拟语气的用法)
资讯
2024-09-05
325
1. 虚拟语气的用法,it作形式主语虚拟语气的用法?
It做形式主语,后面接系动词,再接形容词作表语,后面再接真正的that引导的从主语从句时,如果这些形容词是important,necessary,vital,essential等的时候,后面that引导的主语从句当要用虚拟语气,也就是should加动词原形的形式。例如,it is Important that we should learn english well.
2. 一张图看懂虚拟语气?
01
虚拟语气在非真实条件句中
表示与现在事实相反的虚拟语气,if条件句使用一般过去时(did/were),主句使用过去将来时(would do/be)
If I were you, I would study hard.
If we had time, we would attend the meeting.
表示与过去事实相反的虚拟语气,if条件句使用过去完成时(had done/been),主句使用过去将来完成时(would have done/been)
If I hadn’t been ill, I would have seen you.
If I had known your telephone number then, I would have called you.
表示与将来事实相反的虚拟语气,if条件句使用过去将来时(should/were to),主句使用过去将来时(would do/be)
If it should rain, the crops would be saved.
If it were to snow tomorrow, they would not go out.
以上就是虚拟语气的三种主要形式:对现在、将来、过去进行虚拟。
02
省略if的虚拟语气
虚拟条件句中的if在一些情况下可以省略,请看下面的例子:
If it should happen, what would you do?
Should it happen, what would you do?
If he had recognized me, he would have come over.
Had he recognized me, he would have come over.
If I were in school again, I would work harder.
Were I in school again, I would work harder.
小结:如果从句中含有should 、had、were 时,则可以把这三个词置于句首,省略if,采用倒装语序。记忆小窍门:一马当先“还属我”。
03
混合/错综型虚拟语气
当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时,称为混合虚拟语气或错综虚拟语气,动词的形式要根据它所表示的时间作出相应的调整。
主句是过去,从句是现在
If you had followed my advice, you would be better now.
If you had told me the news yesterday, I wouldn’t be so worried now.
从句是过去,主句是现在
If I were you, I would have taken his advice.
If I were you, I wouldn’t have missed the concert last night.
小结:混合虚拟表示,一半用过去的虚拟,一半用现在的虚拟。
04
情态动词
“情态动词should/ought to/could/may/might +have done”表示“过去本……而事实上未……”的虚拟语气,一般表示委婉的责备。
You are late again. You could have come earlier.
You should have told me earlier that you weren’t able to come
3. 虚拟语气15种句型总结?
(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”。
例如:
If it had not rained so hard yesterday, we could have played tennis. 如果昨天没有下大雨,我们就能玩网球了。
(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”。
例如:
If I were in your position, I would marry her. 如果我是你,我就娶她为妻。
(3) 与将来事实相反的假设。结构为:从句的谓语动词用“should (were to) + 动词原形”,主句用“should
(would, could, might) + 动词原形”。
例如:
If you should miss the chance, you would feel sorry for it. 如果你错过了这次机会,你会难过的。
2.宾语从句中的虚拟语气。
(1) wish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 hadn't 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。从句的谓语动词用“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。
例如:
He insisted that she was honest. 他坚持认为她是诚实的。
3.主语从句中的虚拟语气。
(1) It 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。
例如:
It's natural that he should feel hurt. 他感到疼是很正常的。
(2) It 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。
例如:
It is desired that the building of the house be completed next month. 真希望这所房子在下个月前就能竣工。
(3) It 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。
(4) 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。
4.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。
4. 混合虚拟语气的用法归纳?
混合虚拟语气是指在虚拟条件句中,从句和主句所表示的时间不一致,需要根据各自的时间状语采用不同的虚拟语气形式。混合虚拟语气的用法归纳如下:
1. 表示与过去事实相反的情况时,从句的谓语动词用过去完成时(had done),主句的谓语动词用should/would/could/might have done。例如:
- If I had known about the party, I would have dressed up.
2. 表示与现在事实相反的情况时,从句的谓语动词用一般过去时(did/was/were),主句的谓语动词用should/would/could/might do。例如:
- If it weren't for the rain, we would go for a hike.
3. 表示与将来事实相反的情况时,从句的谓语动词用一般现在时(do/does),主句的谓语动词用should/would/could/might do。例如:
- If I should win the lottery, I would buy a new car.
需要注意的是,混合虚拟语气要求从句和主句根据各自假设的时间状语采用不同的虚拟语气形式。在运用混合虚拟语气时,要仔细分析句子所表达的时间概念,确保使用正确的虚拟语气形式。
5. be虚拟语气的用法归纳?
你好,虚拟语气是一种语法结构,用来描述一种虚构的情况或假设的情况。虚拟语气有以下用法:
1. 表示虚拟情况
如果条件是不真实的,那么主句就要用虚拟语气。例如:
If I were you, I would leave now.(如果我是你,我现在就走了。)
2. 表示建议、要求或命令
在建议、要求或命令中,虚拟语气可以用来表示一种可能性或建议。例如:
I suggest that he study harder.(我建议他更加努力学习。)
3. 表示感叹、惊讶或遗憾
虚拟语气可以用来表示对现实的感叹或遗憾。例如:
If only I had studied harder, I would have passed the exam.(如果我当时能更加努力学习,我就能通过考试了。)
4. 表示假设的条件
虚拟语气可以用来表示某种假设的情况。例如:
Suppose you were rich, would you still work?(假设你很富有,你还会继续工作吗?)
5. 表示推测或猜测
虚拟语气可以用来表示某种推测或猜测。例如:
I doubt that she would have accepted the job if she had known the salary was so low.(我怀疑如果她知道薪水这么低,她就不会接受这个工作了。)
6. 虚拟语气什么意思?
虚拟语气是英语中的一种语气,表示非真实的陈述,或者说是一种条件或想象的情境。在英语中,这种语气是通过使用特殊的动词形式来表达的。在中文中,我们通常使用一些特殊的词语或句式来表示虚拟的情境。
在英语中,虚拟语气主要有两种形式:一种是与现在事实相反的虚拟,另一种是与过去或未来事实相反的虚拟。在与现在事实相反的虚拟中,我们使用过去时态的形式(如 "If I had a car, I would drive to school."),而在与过去或未来事实相反的虚拟中,我们使用过去完成时态或将来完成时态的形式(如 "If I had studied harder, I would have passed the exam.")。
虚拟语气在英语中是一种复杂的概念,需要深入理解才能正确使用。在学习英语时,学生应该注意掌握虚拟语气的用法和意义。
7. 用虚拟语气的词?
1.表示建议、命令、要求、愿望等的动词,如:advise ,demand ,order ,desire ,insist request ,suggest ,等,后面的从句常用虚拟语气,谓语为should +动词原形(should 可以省略)
2,wish 后面跟宾语从句时用虚拟语气。3,would rather 后面的宾语从句,表示愿望,也用虚拟语气。
4,在It is time +that 从句中,谓语动词用虚拟语气。
5,as if ,as though 引号的从句,语境表达不可能发生的事情,也可以用虚拟语气。
本站涵盖的内容、图片、视频等数据系网络收集,部分未能与原作者取得联系。若涉及版权问题,请联系我们删除!联系邮箱:ynstorm@foxmail.com 谢谢支持!
1. 虚拟语气的用法,it作形式主语虚拟语气的用法?
It做形式主语,后面接系动词,再接形容词作表语,后面再接真正的that引导的从主语从句时,如果这些形容词是important,necessary,vital,essential等的时候,后面that引导的主语从句当要用虚拟语气,也就是should加动词原形的形式。例如,it is Important that we should learn english well.
2. 一张图看懂虚拟语气?
01
虚拟语气在非真实条件句中
表示与现在事实相反的虚拟语气,if条件句使用一般过去时(did/were),主句使用过去将来时(would do/be)
If I were you, I would study hard.
If we had time, we would attend the meeting.
表示与过去事实相反的虚拟语气,if条件句使用过去完成时(had done/been),主句使用过去将来完成时(would have done/been)
If I hadn’t been ill, I would have seen you.
If I had known your telephone number then, I would have called you.
表示与将来事实相反的虚拟语气,if条件句使用过去将来时(should/were to),主句使用过去将来时(would do/be)
If it should rain, the crops would be saved.
If it were to snow tomorrow, they would not go out.
以上就是虚拟语气的三种主要形式:对现在、将来、过去进行虚拟。
02
省略if的虚拟语气
虚拟条件句中的if在一些情况下可以省略,请看下面的例子:
If it should happen, what would you do?
Should it happen, what would you do?
If he had recognized me, he would have come over.
Had he recognized me, he would have come over.
If I were in school again, I would work harder.
Were I in school again, I would work harder.
小结:如果从句中含有should 、had、were 时,则可以把这三个词置于句首,省略if,采用倒装语序。记忆小窍门:一马当先“还属我”。
03
混合/错综型虚拟语气
当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时,称为混合虚拟语气或错综虚拟语气,动词的形式要根据它所表示的时间作出相应的调整。
主句是过去,从句是现在
If you had followed my advice, you would be better now.
If you had told me the news yesterday, I wouldn’t be so worried now.
从句是过去,主句是现在
If I were you, I would have taken his advice.
If I were you, I wouldn’t have missed the concert last night.
小结:混合虚拟表示,一半用过去的虚拟,一半用现在的虚拟。
04
情态动词
“情态动词should/ought to/could/may/might +have done”表示“过去本……而事实上未……”的虚拟语气,一般表示委婉的责备。
You are late again. You could have come earlier.
You should have told me earlier that you weren’t able to come
3. 虚拟语气15种句型总结?
(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”。
例如:
If it had not rained so hard yesterday, we could have played tennis. 如果昨天没有下大雨,我们就能玩网球了。
(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”。
例如:
If I were in your position, I would marry her. 如果我是你,我就娶她为妻。
(3) 与将来事实相反的假设。结构为:从句的谓语动词用“should (were to) + 动词原形”,主句用“should
(would, could, might) + 动词原形”。
例如:
If you should miss the chance, you would feel sorry for it. 如果你错过了这次机会,你会难过的。
2.宾语从句中的虚拟语气。
(1) wish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 hadn't 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。从句的谓语动词用“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。
例如:
He insisted that she was honest. 他坚持认为她是诚实的。
3.主语从句中的虚拟语气。
(1) It 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。
例如:
It's natural that he should feel hurt. 他感到疼是很正常的。
(2) It 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。
例如:
It is desired that the building of the house be completed next month. 真希望这所房子在下个月前就能竣工。
(3) It 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。
(4) 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。
4.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。
4. 混合虚拟语气的用法归纳?
混合虚拟语气是指在虚拟条件句中,从句和主句所表示的时间不一致,需要根据各自的时间状语采用不同的虚拟语气形式。混合虚拟语气的用法归纳如下:
1. 表示与过去事实相反的情况时,从句的谓语动词用过去完成时(had done),主句的谓语动词用should/would/could/might have done。例如:
- If I had known about the party, I would have dressed up.
2. 表示与现在事实相反的情况时,从句的谓语动词用一般过去时(did/was/were),主句的谓语动词用should/would/could/might do。例如:
- If it weren't for the rain, we would go for a hike.
3. 表示与将来事实相反的情况时,从句的谓语动词用一般现在时(do/does),主句的谓语动词用should/would/could/might do。例如:
- If I should win the lottery, I would buy a new car.
需要注意的是,混合虚拟语气要求从句和主句根据各自假设的时间状语采用不同的虚拟语气形式。在运用混合虚拟语气时,要仔细分析句子所表达的时间概念,确保使用正确的虚拟语气形式。
5. be虚拟语气的用法归纳?
你好,虚拟语气是一种语法结构,用来描述一种虚构的情况或假设的情况。虚拟语气有以下用法:
1. 表示虚拟情况
如果条件是不真实的,那么主句就要用虚拟语气。例如:
If I were you, I would leave now.(如果我是你,我现在就走了。)
2. 表示建议、要求或命令
在建议、要求或命令中,虚拟语气可以用来表示一种可能性或建议。例如:
I suggest that he study harder.(我建议他更加努力学习。)
3. 表示感叹、惊讶或遗憾
虚拟语气可以用来表示对现实的感叹或遗憾。例如:
If only I had studied harder, I would have passed the exam.(如果我当时能更加努力学习,我就能通过考试了。)
4. 表示假设的条件
虚拟语气可以用来表示某种假设的情况。例如:
Suppose you were rich, would you still work?(假设你很富有,你还会继续工作吗?)
5. 表示推测或猜测
虚拟语气可以用来表示某种推测或猜测。例如:
I doubt that she would have accepted the job if she had known the salary was so low.(我怀疑如果她知道薪水这么低,她就不会接受这个工作了。)
6. 虚拟语气什么意思?
虚拟语气是英语中的一种语气,表示非真实的陈述,或者说是一种条件或想象的情境。在英语中,这种语气是通过使用特殊的动词形式来表达的。在中文中,我们通常使用一些特殊的词语或句式来表示虚拟的情境。
在英语中,虚拟语气主要有两种形式:一种是与现在事实相反的虚拟,另一种是与过去或未来事实相反的虚拟。在与现在事实相反的虚拟中,我们使用过去时态的形式(如 "If I had a car, I would drive to school."),而在与过去或未来事实相反的虚拟中,我们使用过去完成时态或将来完成时态的形式(如 "If I had studied harder, I would have passed the exam.")。
虚拟语气在英语中是一种复杂的概念,需要深入理解才能正确使用。在学习英语时,学生应该注意掌握虚拟语气的用法和意义。
7. 用虚拟语气的词?
1.表示建议、命令、要求、愿望等的动词,如:advise ,demand ,order ,desire ,insist request ,suggest ,等,后面的从句常用虚拟语气,谓语为should +动词原形(should 可以省略)
2,wish 后面跟宾语从句时用虚拟语气。3,would rather 后面的宾语从句,表示愿望,也用虚拟语气。
4,在It is time +that 从句中,谓语动词用虚拟语气。
5,as if ,as though 引号的从句,语境表达不可能发生的事情,也可以用虚拟语气。
本站涵盖的内容、图片、视频等数据系网络收集,部分未能与原作者取得联系。若涉及版权问题,请联系我们删除!联系邮箱:ynstorm@foxmail.com 谢谢支持!