高中英語語法復(fù)習(xí)課件——虛擬語氣

1、if if引導(dǎo)的虛擬條件句引導(dǎo)的虛擬條件句（一)If + 主主 + did(were), 主主+would/should/could/might +動(dòng)詞原形動(dòng)詞原形If I were you, I would try it again.1. 如果我是你，我會(huì)再試一次。如果我是你，我會(huì)再試一次。2.2.如果我有一百萬美元，我會(huì)買下這架飛機(jī)。如果我有一百萬美元，我會(huì)買下這架飛機(jī)。If I had one million dollars, I would buy the plane.與現(xiàn)在事實(shí)相反的虛擬條件句與現(xiàn)在事實(shí)相反的虛擬條件句If +主主 +had done sth, 主主+would/sh

2、ould/could/might +動(dòng)詞完成式（動(dòng)詞完成式（have done）If he had worked hard, he would have passed the examination.1.1.如果他努力學(xué)的話，他就通過這次考試。如果他努力學(xué)的話，他就通過這次考試。If I had married her, I would have been unhappy.2.2.要是當(dāng)時(shí)我和她結(jié)了婚的話，那我是很不幸的。要是當(dāng)時(shí)我和她結(jié)了婚的話，那我是很不幸的。與過去事實(shí)相反的虛擬條件句與過去事實(shí)相反的虛擬條件句與將來事實(shí)相反的虛擬條件句與將來事實(shí)相反的虛擬條件句( (通常有時(shí)間狀語通常有時(shí)

3、間狀語) )If he came here tomorrow, I would tell him about it.If he were to come here tomorrow, I would tell him. 反饋訓(xùn)練反饋訓(xùn)練 6 Page 192 1.1.如果他明天來的話如果他明天來的話, ,我會(huì)告訴他這件事我會(huì)告訴他這件事.2.2.如果他明天來的話如果他明天來的話, ,我會(huì)告訴他我會(huì)告訴他.If + 主主 + did(were to /should do), 主主+would/should/could/might +動(dòng)詞原形動(dòng)詞原形非真實(shí)條件句的虛擬非真實(shí)條件句的虛擬虛擬條件句中

4、的主句和從句的動(dòng)作發(fā)生的時(shí)間不一致，這時(shí)主句和從句的謂語形式應(yīng)按照各自動(dòng)作發(fā)生的實(shí)際時(shí)間來表達(dá) 1.If you had followed my advice, you_ able to finish the work now. would be B. would have been C. had done D. was going to 2.If he had not gone out in the storm,_.he will be alive now.he would be alive now.he would have been alive now.he would have liv

5、ed nowAB省略省略 if的條件句的倒裝：的條件句的倒裝：如果如果ifif條件狀語中有條件狀語中有were, had, should時(shí)時(shí), , 可以可以將將if if 省去，并把省去，并把Were / Should / Had 提到句首提到句首Were I you, I would try it again. Had he been there yesterday, he would have seen the film. Should it snow tomorrow, we wouldnt go out. If I were you, I would try it again.If h

6、e had been there yesterday, he would have seen the film.If it should snow tomorrow, we wouldnt go out.非真實(shí)條件句中的條件從句有時(shí)不表示出來，非真實(shí)條件句中的條件從句有時(shí)不表示出來，只暗含在上下文中，這種句子叫做含只暗含在上下文中，這種句子叫做含蓄條件句。含蓄條件句大體有三種情況蓄條件句。含蓄條件句大體有三種情況: 1. 條件暗含在短語中。如：條件暗含在短語中。如：without, but for, in case of. etc I have been so successful witho

7、ut your help. But for your help we couldnt have succeeded in the experiment. 2. 條件暗含在上下文中條件暗含在上下文中.如：如：or,otherwise I was very busy yesterday. Otherwise I would have come to see you.3.條件用其他形式來表示條件用其他形式來表示 If only , suppose/ supposing/providing .Suppose you were in my shoes, what should you doIf only

8、 we had followed your advice!反饋訓(xùn)練反饋訓(xùn)練 7 Page 193虛擬語氣在虛擬語氣在賓語從句中的使用賓語從句中的使用請(qǐng)求，請(qǐng)求， 要求，要求， 命令，命令， 建議建議Should+動(dòng)詞原型Insist 堅(jiān)持堅(jiān)持order, command 命令命令advise, suggest, propose, recommend 建議建議 demand, require, request, desire 要求要求Its requested that all the students (should) wear school uniforms at school. My su

9、ggestion is that you ( should ) go home first before coming here. He insisted that John (should ) do it.It is necessary that we should get everythingReady by the end of the week注意注意:當(dāng)當(dāng)suggest 表示表示“暗示暗示,表表明明”;insist表示表示“堅(jiān)持認(rèn)為，堅(jiān)堅(jiān)持認(rèn)為，堅(jiān)持說持說”時(shí)不用虛擬！時(shí)不用虛擬！His accent suggests he comes from Hunan.I insist tha

10、t he was wrongHis silence suggested that he agreed with my decision He insists that doing morning exercises does good to peoples health. 虛擬語氣特殊句型：虛擬語氣特殊句型：1.wish that2. as if /as though3.would rather that4.Its ( about/high) time that1. wish that現(xiàn)在：現(xiàn)在：過去：過去：將來將來 :did /were(現(xiàn)在現(xiàn)在)had done(過去過去)would/co

11、uld+動(dòng)詞原形動(dòng)詞原形(將來將來)The picture exhibition bored me to death. I wish I_to it.A. hadnt gone B. havent goneC. didnt go D. could not have goneHow I wish I _that! Everybody present was angry with me.A. didnt go B. hadnt done C. wouldnt do D. wasnt doingTom can take his car apart and put it back together a

12、gain.I certainly wish he _me how.A. teaches B. will teach C. has taught D. would teachD2. as if /though + Clause現(xiàn)在：現(xiàn)在：過去：過去：將來將來 :did /were(現(xiàn)在現(xiàn)在)had done(過去過去)She loves the baby as if it were her own son.He speaks as if he had been to the United States. would+動(dòng)詞原形動(dòng)詞原形(將來將來)When a pencil is partly in

13、 a glass of water, it looks as if it _.A. breaks B. has broken C. were broken D. had been brokenThe actor is 58 years old. But he acts as if he _ a young man.A. is B. will be C. am D. wereThe clouds are getting darker and darker. It looks as if it _rain.A. is going to B. will C. was going to D. woul

14、d注意：注意：如果表示的事情可能如果表示的事情可能會(huì)發(fā)生，那么狀語從句中的會(huì)發(fā)生，那么狀語從句中的謂語動(dòng)詞可用陳述語氣。謂語動(dòng)詞可用陳述語氣。It looks as if you are tired.3. Its (high) time thatdid /wereShould +動(dòng)詞原形動(dòng)詞原形Its time we worked hard.Its high time that we started.1.It s high time that we _ to school. would B. went C. go D. will go2.Its time we _ up our results

15、 . sum B. summed C. will sum D. would sumBB4. would rather that現(xiàn)在：現(xiàn)在：過去：過去：未來：未來：過去時(shí)過去時(shí)過去完成時(shí)過去完成時(shí)過去時(shí)過去時(shí)I would rather you paid me now.I would rather you had gone, too.Dont come. I would rather you came tomorrow.She says shed rather he _tomorrow instead of today. A. had B. should leave C. leaves D. leftId rather you _ me the news. A. not tell B. not to tell C. didnt tell D. hadnt told注意注意: 在主語在主語would (had) rather that 賓語從句中，從句謂語一般賓語從句中，從句謂語一般用過去用過去式表示虛擬形式。例如式表示虛擬形式。例如:我真希望你告訴我真相。我真希望你告訴我真相。 Id rather you told me the truth. 我寧愿不再見著你。我寧愿不再見著你。 Id rat