Welcome to our class!

1. Welcome to our class! By YanCuiping

2. Unit3 Grammar and usage Unreal conditionals

3. 1.If it were not cold today, I would not wear so many clothes. 2.If you had been late for school, your teacher would have criticized you. 3.If you did not go to school tomorrow, I would invite you to play tennis.

4. Unreal conditionals Unreal conditionalsstate a condition or situation that is not real or is imaginary

5. if引导的虚拟条件句

6. If 引导的虚拟条件句常可分为三种情况 : ①与现在事实相反。 （现在虚拟） ②与过去事实相反。 （过去虚拟） ③与将来事实可能相反。（将来虚拟）

7. 1)If I gotthe information today, Iwould let you know. 现在 2) if I werea bit taller ,I could reach the book 3) If I had the chance now, I might want to be a translator. 1. 表示与现在事实相反，谓语动词的主要形式如下： would (should ,could, might ) + do did（be动词一般用were）

8. Test yourself • 1.If I ____you , I wouldn’t return the call. • be B. am C. was D. were D 2.If I had time now,_____ see that new movie at the University Theatre. A.I`ll B. I shall C. I may D. I would D

9. 如果我是一只鸟，我将自由飞翔． If I were a bird, I would fly freely.

10. 过去 2. If you had joined the chat room ten minutes ago, you would have known what we were talking about. • If we had got enough money yestady, we would have bought the car. 2.表示与过去事实相反，谓语动词的主要 形式如下: would (might / could /should ) + have done had + done

11. TEST YOURSELF B EX1. If I ______more time, I would have gone with you. A. had B. had had C. Have had D. would have B • EX2. If I had known that, I _______ so . • wouldn’t do B. wouldn’t have done • C. Won’t do D. have not done

12. 如果刚才我没吃这么多西瓜，我就不会觉得这么难受．（feel so bad） If I had not eaten so much watermelon just now, I would not have felt so bad.

13. 将来 • If he should come tomorrow,I would talk to him about it. • 3.If I hadtime tomorrow, I would certainly help you . • If I were to fail my Maths test, I would have to take it again at the end of the term. 3.表示与将来事实可能相反，谓语动词的主要形式如下： did should do were to do Would(could/migt/should) + do

14. Test yourself • If it________ tomorrow, what would we do? • A. rains B. were to rain • C. would rain D. rain • 2. If it should rain, I _______go there tomorrow. • A. will B. would not • C. won’t D. would not have B B

15. 如果某一天我有足够的钱，我将周游世界．(travel around the world) If I had enough money some day, I would travel around the world.

16. did (be 用were) would/could/ might/should do Woul/could/might/should have done had done 1) did 2)should do 3) were to do would/could /might/should do

17. Practice！

18. PRACTICE 1: Fill in the blanks. a. If they ____ (be) here now, they __________ (take) your advice. were would take b. If I ____ (be) in your position now, I _________ (ask) for teacher’s help. were would ask

19. PRACTICE 2: Fill in the blanks. a. If Tom ________ (be) more careful in the exam, he ________________ (pass) it already. b. If you _______ (get) up earlier, you ________________ (catch) the first train. had been would have passed had got would have caught

20. PRACTICE 3: Fill in the blanks should be a. If there ________ (be) no natural resource in the future, we ___________ (make) use of nuclear power . b. What ____________ (happen) if you ____________ (get up) too late tomorrow? would make would happen should get up

21. Translation 假如他现在在这儿，我们就可以问他了． if he were here now, we could ask him. 假如昨天他开车更小心一点的话,他就不会有那起交通事故. If he had driven more carefully,he would not havehad the car accident yesterday. 假如他来了, 我们对他说什么呢？ If hewere tocome, whatwouldwe say to him.

22. 倒装的If虚拟句

23. 在虚拟条件句中，若有动词were, should 或had（+过去分词），可以省略if, 且把这三个词放在主语之前，变成倒装句。 1.If I were a bird, I would fly freely . =Were I a bird, I would fly freely . 2.If he should come tomorrow, I would give it to him. Should he come tomorrow, I would give it to him. 3. If he had come yesterday, you would have seen him. Had he come yesterday, you would have seen him.

24. Change the order of the following sentences. 1.If it were to snow, I would not go. =Were it to snow, I would not go. • 2.If they hadmade preparations, they wouldhavesucceeded. = Had they made preparations, they would have succeeded. 3. If I shouldmeet her, I wouldtell her. =should I meet her, I would tell her.

25. Change the following sentences into their normal order. 1.Should it rain tomorrow, we would not go outing. =If it should raintomorrow, we would not go outing. 2.Had you come earlier, you would have met my sister. =If youhad comeearlier, you would have met my sister. 3.Were you to take the train, you would be there much sooner. =If youwereto take the train, you would be there much sooner.

26. 1. ______ today, he would get there by Friday. A. Was he leaving B. If he leaves C. Were he to leave D. If he is leaving

27. 2. The business is risky. But • _______ , we would be rich. • A. should we succeed • B. we should succeed • C. might we succeed • D. would we succeed

28. 3. What would have happened, ________, as far as the river bank? A. Bob had walked farther B. if Bob should walk farther C. had Bob walked farther D. if Bob walked farther

29. 2.如果你昨天去听音乐会的话， 你将会遇到她了。 Translate these sentences at least in two ways. 3.如果明天下雨的话，会议将会推迟。 • 1.如果我是一个医生，我将毫不犹豫地挽救她的生命

30. 1.如果我是一个医生，我将毫不犹豫地挽救她的生命1.如果我是一个医生，我将毫不犹豫地挽救她的生命 • If I were a doctor, I would save her life without hesitation. Were I a doctor, I would save her life without hesitation.

31. 2.如果你昨天去听音乐会的话， 你将会遇到她了。 • If you had gone to the concert yesterday, you would have met her. Had you gone to the concert yesterday, you would have met her.

32. 3.如果明天下雨的话，会议将会推迟。 If it were to rain tomorrow, the meeting would be put off. Were it to rain tomorrow, the meeting would be put off.

33. could have done与if 从句连用

34. We can also usecould +have done with theif-clausefor unreal conditionals. E.g.If Icould have toldyou about cultural difference Between Italy and the UK, I would have.

35. D If I ________ you, I would have. A.can help B.should help C.have helped D.could have helped

36. Practice！

37. Read the instructions and the articles on page 41 and underline the sentences which use unreal conditionals. In my youth,if I could have traveled to another country, I would have, but I had to work, as our family was very poor and needed another wage. That meant I could not finish my education. Ma Li, education is very important. A good education will help you succeed. Should you get into university in the future, you would have to go and take the opportunity. This will enable you to get a good job.Had I had the chance,

38. I would have really enjoyed it. I think I would have studied Medicine. If you should get the chance to go overseas, then you should take it. I think it is very important to try to understand as much about the world as possible and travel helps you to do that. Hopefully you might become a successful business person or a consultant some day. Were you to do that, you would certainly have our approval and we would all be very proud of you. I am an old

39. man now, but I still have an ambition to travel to Beijing one day. Should I get to Beijing, I would visit the Forbidden City where the emperors once lived. But I wonder, Ma Li, had I had more opportunities when I was growing up, would I have been as happy as I am now?

40. Discussion: Magic Brush Magic Stick

41. 1.What would you do if you had a magic brush/stick now? 2.What would you have done if you had had a magic brush/stick when you were a child? 3.What would you do if you were to have a magic brush/stick in future?

42. １．虚拟语气Subjunctive Mood would/should/could/ might have done had done did/were would/should/could/ might do 1.should do 2.were to do 3.did

43. ２．在虚拟条件句中，若有动词were, should 或had（+过去分词）， 可以省略if, 且把这三个词放在主语之前，变成倒装句。 • ３．We can also use: could + the present perfect with the if-clause for unreal conditionals.

44. Homework Finish Parts C1 and C2 on Page 118 in Workbook.

45. Thank you