牛津高中英语MUnitGrammar虚拟语气PPT课件

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1、如果上天再给我一次机会，我会对那个女孩说，我爱你。If God If God gavegave me another chance, me another chance,I I would say would say the three words to the three words to her- I love youher- I love you. .Big words of western tour （大话西游）（大话西游）第1页/共65页If tomorrow If tomorrow werewere doomsday, doomsday,I I would seize would

2、seize every opportunity to do every opportunity to do what I want towhat I want to. .Doomsday（世界末日）（世界末日）第2页/共65页As the hare looks down upon the tortoise, he lies down and sleeps soundly. If you were the hare, what would you do? The tortoise and the hare The tortoise and the hare 第3页/共65页4 陈述语气（ ind

3、icative mood ）I went to the theatre yesterday.Jack hadnt come back home yet.4 祈使语气 （ imperative mood ） Lets go.Dont touch anything on the table until the bell rings.语气的分类：语气的分类：第4页/共65页4 虚拟语气（ subjunctive mood ） If I were you, I would not leave her alone.Our teacher suggested that we (should) go to

4、the library this afternoon.第5页/共65页a.a. 真实条件句真实条件句 表示条件是表示条件是真的或有可能实现的真的或有可能实现的, ,采用采用陈述语气。陈述语气。第6页/共65页What What willwill you do you doif it if it rains rains tomorrow?tomorrow?I I shallshall stay at home if stay at home if it it rainsrains tomorrow. tomorrow.第7页/共65页真实条件句用于陈述语气真实条件句用于陈述语气, ,假设的情况可

5、能假设的情况可能发生发生, ,其中其中if是是“如果如果”的意思。的意思。条件从句条件从句主主 句句一般现在时will/shall+动词原形第8页/共65页 If I If I werewere Mr. Bean, I Mr. Bean, I wouldwould第9页/共65页b. b. 虚拟条件句虚拟条件句 表示条件是表示条件是无法实现或几乎无法实现无法实现或几乎无法实现的，的，采用采用虚拟语气虚拟语气。 第10页/共65页If Mr. Bean If Mr. Bean werewere your teacher, he your teacher, he would givewould g

6、ive you no you no homework.homework.第11页/共65页If you werewere one of them now, wouldwould/ /shouldshould/ /couldcould/ /mightmight you dodo the same thing?cheat in the examcheat in the examuse mobile use mobile phone in classphone in classsleep in classsleep in class第12页/共65页 If I If I werewere your

7、teacher, I your teacher, I would givewould give you no you no homework.homework. If I If I werewere one of them, I one of them, I would not cheatwould not cheat in in the exam.the exam. If I If I werewere the student, I the student, I would not usewould not use the the mobile phone in class. mobile

8、phone in class. Watch and learn第13页/共65页If+主语主语+ ,主语主语+ . 以上例句谈论的都是与以上例句谈论的都是与 事实相反的情况事实相反的情况现在现在did(were)would/should/could/might+动词原形Conclusion第14页/共65页If I were the English teacher, I would. Pair work第15页/共65页If you had beenhad been on the spot(在现场), what wouldwould you have donehave done?第16页/共6

9、5页 If I If I had workedhad worked harder at senior high, I harder at senior high, I would have succeededwould have succeeded in going to Qinghua in going to Qinghua University.University. If IIf I had beenhad been on the spot(on the spot(在在现场现场), I ), I would would have senthave sent her to the hosp

10、ital.her to the hospital. Watch and learn第17页/共65页Share your regrets（遗憾的事）（遗憾的事） with your partners, using:If I If I had donehad done , I , I would have would have donedone. Pair work第18页/共65页 If +主语主语 + , 主语主语+ .以上例句谈论的都是与以上例句谈论的都是与 事实相反的情况事实相反的情况过去过去had done sth.would/should/could/might+have doneC

11、onclusion第19页/共65页If it If it werewere Sunday tomorrow, Sunday tomorrow, what what wouldwould you you dodo? ?第20页/共65页 What What wouldwould you do if you you do if you hadhad/ /should should havehave/ /were towere to havehave a lot of moneya lot of money? ? If I If I wonwon/ / were towere to winwin/

12、 / should winshould win the the lottery (lottery (彩票彩票) one day, I ) one day, I wouldwould.第21页/共65页 If it If it werewere Sunday tomorrow, I Sunday tomorrow, I would gowould go to see a film. to see a film. If it If it werewere Sunday tomorrow, I Sunday tomorrow, I would would playplay computer game

13、s at home. computer games at home. If I If I wonwon/ /should should / /were towere to winwin the lottery the lottery ( (彩票) one day, I ) one day, I wouldwould helphelp some poor some poor people.people.Watch and learn第22页/共65页以上例句谈论的都是与以上例句谈论的都是与 事实相反的情况事实相反的情况If + 主语主语 + _,主语主语+ .将来将来did(were to do

14、 /should do)would/should/could/might +动词原形Conclusion第23页/共65页条件从句条件从句主主 句句例例 句句与现在事实与现在事实相反的假设相反的假设与过去事实与过去事实相反的假设相反的假设与将来事实与将来事实相反的假设相反的假设did/wereshould/would/could/might+dohad doneshould/would/could/might+have donedidwere to+doshould+doshould/would/could/might+doIf I _ you, I _(seize) the chance t

15、ogo abroad.If you _(take) myadvice, you _(pass) the examsIf he _(not come)tomorrow, we _(put)off the meeting.werewould seizehad takenwould have passedshould not comewould put虚拟语气主从句的谓语形式虚拟语气主从句的谓语形式第24页/共65页1. I dont have a cellphone. If I _ one , it would be convenient for me to get in touch with o

16、thers. A. has B. have been C. had D. haveC2. If the earthquake had happened in the daytime, there _ many more deaths. A. were B. would have been C. had been D. would be BPractice第25页/共65页4. You didnt let me drive. If we _ in turn, you _ so tired. A. drove; didnt get B. drove; wouldnt get C. were dri

17、ving; wouldnt get D. had driven; wouldnt have got3. If we were to be 200 years old, we _ everything. A. will change B. can change C. could change D. shall changeCD第26页/共65页5. If I _ in the 22nd century, I _ my vacation in a very different way.A. should live; would spendB. will live; should spend C.

18、were living; should have spentD. will be living; would have spentA第27页/共65页1. If I had had enough money, I would buy a new car. 2. He would have come to the party if he wasnt busy.3. If it should rain tomorrow, we might have put off the visit to the Taizhou Bridge.4. If it hadnt rained last Sunday,

19、we could go picnicking. hadhad not beenmightcould have gone 第28页/共65页省略省略if if 的虚拟的虚拟条件句条件句的倒装的倒装第29页/共65页If I were Obamas daughter, I If I were Obamas daughter, I would be very happy.would be very happy.Were IWere I 第30页/共65页If I had had another chance, I If I had had another chance, I would have r

20、un faster.would have run faster.Had I hadHad I had 第31页/共65页 省略省略if 的虚拟条件句的倒装的虚拟条件句的倒装, ,把把 were , had , should 提到句首提到句首 If you were If you were the manager here, the manager here, what would you do?what would you do?Were youWere you . . If he should If he should act like that act like that again, h

21、e would be fired again, he would be fired immediately. immediately. Should he .Should he .第32页/共65页 If I had had If I had had time, I would have time, I would have run around the lake again. run around the lake again. Had I had Had I had . If there should If there should be a flood, be a flood, what

22、 should we do?what should we do?Should there be .Should there be .第33页/共65页1、 条件句中的虚拟语气2、 省略If的虚拟条件句 Summary第34页/共65页虚拟语气解题策略虚拟语气解题策略1.1.首先判断是不是虚拟语首先判断是不是虚拟语气；气；2.2.是属于虚拟语气的哪一是属于虚拟语气的哪一类；类；（抓住标志词）（抓住标志词）3.3.准确把握虚拟语气的时准确把握虚拟语气的时间暗示；间暗示；4.4.最终确定正确的虚拟谓最终确定正确的虚拟谓语动词表现形式。语动词表现形式。 （辨明肯定（辨明肯定/ /否定）否定） Stra

23、tegy第35页/共65页 God and I If I were God, I would have everything. If I had met God, I would have made friends with him. If I should see God one day, I would tell him my dream. I wish I could meet Appolo( (阿波罗) ), because I love sunlight. I wish I could meet Cupid( (丘比特) ), because love is the most bea

24、utiful. But it is impossible that I meet God. So it is the most important that we should study hard.Oral practice第36页/共65页Assignments:1. Revise what has been learnt and take notes carefully.2. Finish off the exercises on p 116.第37页/共65页 虚拟语气假设条件句型注意点虚拟语气假设条件句型注意点: : 假设条件从句谓语动词发生的时间与假设条件从句谓语动词发生的时间与主

25、句所假设的谓语动词不一致主句所假设的谓语动词不一致, 叫做叫做错综错综条件虚拟语气条件虚拟语气。主句和从句的谓语动词。主句和从句的谓语动词要依照假设的时间而定。要依照假设的时间而定。第38页/共65页 Unit 3 Module 6 Grammar Subjunctive mood(2)第39页/共65页Aims:1.To master some special usages of Subjunctive mood2.To practice using these correctly by doing some exercises第40页/共65页1. _the exam, he would

26、have attend a college.A. If he passed B. Had he passedC. Were he passed D. If he should passB2. _ five minutes earlier, you could have seen them off.A. If you should arrive B. If you arriveC. Had you arrived D. Should you arriveC 3. _it rain tomorrow, we should have to put off the visit to the Scien

27、ce Museum.A. Were B. should C. would D. willB第41页/共65页If we had no electricity, what would our life be?If there were no electricity, what would our life be?Practice:Practice:1. 1. 假如没有电假如没有电, ,我们的生活将会怎样我们的生活将会怎样? ?第42页/共65页2.如果他当时抓紧时间，他本来能赶上那趟火车如果他当时抓紧时间，他本来能赶上那趟火车。 If he had hurried, he could have

28、caught the train.3.如果你昨天告诉他，他也许会提些建议了。如果你昨天告诉他，他也许会提些建议了。 If you had told him yesterday, he might have made some suggestions.第43页/共65页4. 假如我要出国，我就会去法国。假如我要出国，我就会去法国。 If I were to go abroad, I would go to France.5.万一明天下雨，我们的郊游就推迟。万一明天下雨，我们的郊游就推迟。 If it should rain tomorrow, our picnic would be put of

29、f.第44页/共65页Zhou Xing Xings regret第45页/共65页曾经有一份真挚的感情放在我的面前，我曾经有一份真挚的感情放在我的面前，我没有珍惜。等我失去的时候我才后悔莫及没有珍惜。等我失去的时候我才后悔莫及。If I _ when I got it, I _ when I lost it.had valued the true lovewouldnt have greatly regretted第46页/共65页如果上天能够给我一个再来一次的机会，我如果上天能够给我一个再来一次的机会，我会对那个女孩子说三个字：会对那个女孩子说三个字：“我爱你我爱你”。If God _ m

30、e another chance right now, I _ the three words to the girl ,“I love you”.offeredwould utter第47页/共65页一、混合虚拟结构1不同时间的虚拟（用括号所给词的适当形式填空）If he had listened to me, he would not be in trouble now.(be)If he had told me yesterday, I should know what to do now.(know)If I were you, I would have gone to her bir

31、thday party.(go)If you hadnt lent me some money, I couldnt have bought the new house and most likely I would be still living in the dangerous house now.(lend)第48页/共65页2虚拟与陈述的混合He could have passed the exam, but he wasnt careful enough.(pass)You should have come earlier.The bus left a moment ago.(com

32、e)第49页/共65页二、特殊句式虚拟结构1省略连词if。在书面语中，如果虚拟条件从句中有助动词或情态动词were，had 或 should，可以把if省略，把这几个词放到主语之前，构成主谓倒装。Should he come (If he should come), tell him to ring me up.他要是来了，让他给我打个电话。Were I you (If I were you), I would not do it.我要是你，就不做这事。第50页/共65页2suggest, order, propose, request, require, demand, advise, in

33、sist宾语从句(should)doHe suggested that we (should) save money for the future.(save)The undergraduate insisted that he (should) go to work in the south.(go)注意：当suggest表示暗示，insist表示坚持观点、事实时，后接的宾语从句应当用真实语气。His silence suggested that he agreed with my decision.(agree)He insists that doing morning exercises

34、 does good to peoples health.(do)第51页/共65页3It is suggested/advised/ordered/requested/requiredthat从句(should) doIt is proposed that more students should go to university.(go)4My advice/suggestion/request/requirement/order/proposalis表语从句(should)do My advice is that you should practise speaking English

35、as often as possible.(practise)The order from the commander was that the troops should set off for the front immediately.(set off)第52页/共65页5His suggestion/advice/request/requirement同位语从句(should)doisThe request that they should get more is reasonable.(get)6It is natural/necessary/strangethat从句 (shoul

36、d) do表惊奇、怀疑、惋惜、不满、理应如此等。Its strange that he should have missed the train.(表竟然)(miss)It is important that we should learn from others.(表理应如此)(learn)It is a pity that he should not go with us.(表惊讶、不满)(not go)第53页/共65页7wishthat从句(did/were 与现在相反)wishthat从句(would/could/mightdo与将来相反)wishthat从句(had done 与过

37、去相反)I wish I could go with them tomorrow.(go)I wish I had never met him.(never meet)8It is (high/about) time从句(did或should do)It is (high/about) time we went home.(go)9would rather从句(did 与现在或将来相反)；(had done 与过去相反)I would rather you came tomorrow.(come)I would rather you hadnt told her the news.(not t

38、ell)第54页/共65页10省去条件从句或主句：表示虚拟语气的主句或从句有时可以省略，但其含义仍可以推知。1)省去条件从句You could have washed your clothes yourself.(wash)你本可以自己洗衣服的。省去了“If you had wanted to”。(事实是：你自己没洗衣服，因为你不想洗)第55页/共65页2)省去主句(常用以表示愿望) If only从句(did/were与现在相反)/(would/could/mightdo与将来相反)/(had done 与过去相反) “要是就好了”If my grandmother were with me

39、!(be)如果我的祖母与我在一起多好啊！(事实是：祖母已不在世)If only she had not left !(not leave)如果她没走就好了！(事实是：她已经走了)If only I had taken her advice!(take)如果我听从了她的建议就好了。(事实是：我没有听从)第56页/共65页注意：only if是“只要”的意思，从句中用陈述语气。11as if从句 (did/were 与现在相反)/(would/could/mightdo与将来相反)/(had done 与过去相反)She treats Kate as if she were her own dau

40、ghter.(be)They talked as if they had been friends for years.(be)第57页/共65页12would like/was/were to have done sth.表示“本打算”“本计划”或“本应当”做的事而没有做成或没有发生I would like to have attended the party, but one of my friends came to see me.(attend)13but for名词意为“要不是/如果没有”But for your help we couldnt have succeeded in t

41、he experiment.(not succeed)如果没有你的帮助，我们的实验不可能成功。第58页/共65页14注意虚拟条件从句的特殊形式Without electricity, human life would be quite different today.Without the air to hold some of the suns heat, the earth at night would be freezing cold.15注意转折语气连词引导的虚拟语气He hesitated for a moment before kicking the ball, otherwise

42、 he would have scored a goal.(score)I told Sally how to get here, but perhaps I should have written it down for her.(write)Yesterday, Jane walked away from the discussion.Otherwise, she might have said something she would regret later.(say)第59页/共65页16注意分词和独立结构引导的虚拟语气Given more than two hours, we cou

43、ld have done the work better.(do)Not having finished the work, he couldnt have seen this film.(see)第60页/共65页第61页/共65页Grammar 2达标答案1. had followed2. have watched3. had told4. expect5. focused6. (should) be discussed 7. would have been saved8. have been9. must10. could have expressed11. be writing12.

44、made 13. have been14. have helped 15. had been第62页/共65页 If the weather had been finer, the crops would be growing still better. If you had followed the teachers advice, you wouldnt be in the hospital now.The pastThe present第63页/共65页 1. If I had studied English last year, I _ able to speak it now. A.

45、 would have been B. should be C. had been D. could be 2. If you _ your medicine yesterday, you would be well now. A. took B. would take C. had taken D. would have taken 3. -Is he feeling any better? -No, if he had followed the doctors advice. He _ quite all right now. A. will have been B. would have been C. would be D. will be 第64页/共65页感谢您的观看！第65页/共65页