1、虚拟语气是说话人为表达一种假设虚拟语气是说话人为表达一种假设,或一种主观愿望或一种主观愿望,即认为动词所表示的动即认为动词所表示的动作或状态并非真实或仅是主观设想时所作或状态并非真实或仅是主观设想时所用的动词形式。用的动词形式。虚拟语气的定义虚拟语气的定义关键是什么关键是什么与事实相反！与事实相反！条件从句条件从句 If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法条件从句条件从句 If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来did(were)一般条件句中虚拟语气的
2、用法一般条件句中虚拟语气的用法条件从句条件从句 If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来did(were)would/could/should/might+do 一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法条件从句条件从句 If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来did(were)had donewould/could/should/might+do 一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法条件从句条件从句 If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过
3、去将来将来did(were)had donewould/could/should/might+do would/could/should/might+have done一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法条件从句条件从句 If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来did(were)had donewould/could/should/might+do would/could/should/might+have done1.did2.should+do3.were to do一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法条件从句条
4、件从句 If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来did(were)had donewould/could/should/might+do would/could/should/might+have done1.did2.should+do3.were to dowould/could/should/might+do一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法1)Would,could and might are often interchangeable,but with some differences in meaning.TIPS一般
5、条件句中虚拟语气的用法一般条件句中虚拟语气的用法1)Would,could and might are often interchangeable,but with some differences in meaning.would intention;plancould ability;possibilitymight probabilityTIPS一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法1)Would,could and might are often interchangeable,but with some differences in meaning.would inte
6、ntion;plancould ability;possibilitymight probability2)In written English or in formal situation,we usually use were in If-clauses in place of was.However,in everyday conversation,was is often used.TIPS一般条件句中虚拟语气的用法一般条件句中虚拟语气的用法We can also put should,were and had at the beginning of an unreal conditi
7、onal sentence.In this case,if is not needed any more.Please rewrite the sentences:1)If you should make a mistake,you should not be embarrassed.Should you make a mistake,you should not be embarrassed.条件句中虚拟语气的倒装条件句中虚拟语气的倒装2)If you had told me earlier,I would not have this problem now.3)If you were to
8、 take the train,you would be there much sooner.条件句中虚拟语气的倒装条件句中虚拟语气的倒装2)If you had told me earlier,I would not have this problem now._ you _ me earlier,I would not have this problem now.3)If you were to take the train,you would be there much sooner.条件句中虚拟语气的倒装条件句中虚拟语气的倒装2)If you had told me earlier,I
9、 would not have this problem now._ you _ me earlier,I would not have this problem now.3)If you were to take the train,you would be there much sooner.条件句中虚拟语气的倒装条件句中虚拟语气的倒装Had2)If you had told me earlier,I would not have this problem now._ you _ me earlier,I would not have this problem now.3)If you w
10、ere to take the train,you would be there much sooner.条件句中虚拟语气的倒装条件句中虚拟语气的倒装Hadtold2)If you had told me earlier,I would not have this problem now._ you _ me earlier,I would not have this problem now.3)If you were to take the train,you would be there much sooner._ you _ the train,you would be there mu
11、ch sooner.条件句中虚拟语气的倒装条件句中虚拟语气的倒装Hadtold2)If you had told me earlier,I would not have this problem now._ you _ me earlier,I would not have this problem now.3)If you were to take the train,you would be there much sooner._ you _ the train,you would be there much sooner.条件句中虚拟语气的倒装条件句中虚拟语气的倒装HadtoldWere
12、2)If you had told me earlier,I would not have this problem now._ you _ me earlier,I would not have this problem now.3)If you were to take the train,you would be there much sooner._ you _ the train,you would be there much sooner.条件句中虚拟语气的倒装条件句中虚拟语气的倒装HadtoldWereto take错综时间条件句错综时间条件句当条件状语从句所表示的行为和主当条件
13、状语从句所表示的行为和主句表示的行为所发生的时间不一致时句表示的行为所发生的时间不一致时,被被称为称为“错综时间条件句错综时间条件句”。在这种情况。在这种情况下，我们切不可照搬某种形式，而应该下，我们切不可照搬某种形式，而应该按照句中所表述的时间关系，再选择相按照句中所表述的时间关系，再选择相应的虚拟形式。应的虚拟形式。错综时间条件句错综时间条件句错综时间条件句错综时间条件句错综时间条件句错综时间条件句错综时间条件句错综时间条件句 虚拟语气特殊句型虚拟语气特殊句型：Without air,there would be no living things.I was busy that day.O
14、therwise I would have gone there with them.1.We use otherwise,or and phrases beginning with with,without and but for to replace an if-clause in implied conditionals1I wish I hadnt made such a mistake.(过去过去)2.If only I hadnt missed the train!3She talked about the film as if she had really seen it.2.w
15、ish/ifonly/as if(though)现在：现在：过去：过去：未来：未来：did(were)had donewould/could do 3.would rather that现在：现在：过去：过去：未来：未来：I would rather you came tomorrow.diddidhad done4.Its(about/high)time+that should dodid你该走了你该走了Its high time that you went.Its high time that you should go.5.表示要求，命令，建议的虚拟语气。表示要求，命令，建议的虚拟语气。
16、宾语从句。常见动词：一个坚持，宾语从句。常见动词：一个坚持，两个命令，三个建议，四个要求。即两个命令，三个建议，四个要求。即(1)insist (2)order,command (3)advise,suggest,propose(4)demand,require,request,desire即宾语从句中的动词即宾语从句中的动词 使用使用 should+do 或者将或者将should省略。省略。我们建议我们建议Tom 去休息一下。去休息一下。他坚决要求我不到场。他坚决要求我不到场。他苍白的脸表明他生病了。他苍白的脸表明他生病了。We suggested that Tom have a rest.
17、He insisted that I(should)not be present.His pale face suggested that he was ill.注意：注意：如如suggest,insist不表示不表示 建议建议 或或 坚持要某人做某事时坚持要某人做某事时，即它们用于其，即它们用于其本意本意 暗示、表明暗示、表明、坚持认为坚持认为 时，宾语时，宾语从句用陈述语气。从句用陈述语气。6.Its necessary/strange/natural/important+that-Clause 从句从句中的动词要用虚拟，即中的动词要用虚拟，即 should+do It is import
18、ant that we(should)master a foreign language.It is strange that he refuse to come to the party.Multiple choiceAnswers:1-5 CBABD 6-10 ABADC 11-15 CCBCC 课后写作课后写作 10月月13日下午，佛山南海日下午，佛山南海2岁小孩悦悦岁小孩悦悦被撞后遭二次碾压，先后被撞后遭二次碾压，先后18人漠视仅拾人漠视仅拾荒者伸援手。对此社会现象你有何看法。荒者伸援手。对此社会现象你有何看法。假如你在现场你又会怎样做？并且说出假如你在现场你又会怎样做？并且说出你所做的原因。词数你所做的原因。词数120左右。左右。(passers-by路人、路人、a woman who picks up rags 拾拾荒者荒者、be run over by two vehicles遭二遭二次碾压次碾压)
