《条件状语从句》PPT课件.ppt

1、1. If the weather is good, we will go out tomorrow. 2. If I were you, I would study hard. 3. If you heat the ice, it turns to water.,First conditional: 真实从句, 条件有可能实现的,Second conditional: 非真实从句, 不可能实现的, 与现在事实相反,Zero conditional: 零条件从句,客观事实,有先后次序,1,2,3,If从句:一般现在时，主句：将来时,条件从句为：If +主语+动词过去式； 主句为：主语+ wou

2、ld/should+ 动词原形,If从句:一般现在时，主句：一般现在时,Page78 Ex.1 Conditional 2 (第二条件) for advice.,2. If I were you, I would ask the teacher.,3. If I were you, I would buy a new computer.,4. If I were you, I would given up cakes and biscuits .,5. If I were you, I would have a party.,6. If I were you, I would be a doc

3、tor.,Page78 Ex.2 Conditional zero(零条件) for something that is always true.,2. usually get a better job,3. pass his exams,4. always see something I like,5. is always late.,6. always tells everybody.,5,There are three conditional sentences in this article. Find and underline them in the text.,1.If you

4、dont want to fall behind in todays competitive job market, you have to commit yourself to life-long learning. (para.1),2.These habits are useful but you wont learn effectively unless you have the right attitude. (para.3),3. If you invest time in developing your study skills now, youll be enjoying th

5、e rewards for the rest of your life. (Para. 4),4. Third conditional,与过去事实相反的虚拟条件句,Listen to the interview with the first person who is talking about his life-long learning experience. Fill in the table with the correct information.,Sun Wenxiong,Computer engineering,give himself a second chance to st

6、udy for a degree,by distance learning,about to graduate with a Bachelors degree and getting promoted at work,6,Listen to the interview, then complete the conditional sentences below.,7,1.If someone like me _ into university through college exam, he _ no chance of getting a degree. 2. If a person _ f

7、or a company for over 20 years, he _ there until retirement. 3. In the past if I _ my grandchildren, I _ them in person.,had failed to get,would have had,had worked,would have stayed,had wanted to see,would have had to visit,8,Look at the sentence from the interview and answer the questions.,If I ha

8、d wanted to see my grandchildren, I would have had to visit them in person.,What time is Grandma Chen talking about: past, present or future? b) What happened: Did she travel to see them?,past,No!,The pattern of the Third Conditional.,If sb. + _ , sb. _ _ + third form of the verb.,had done,would,hav

9、e done,could,might,虚拟语气从句用在与过去事实相反的条件句中,条件句中 的谓语用had+过去分词,结果主句的谓语用would+have+ 过去分词:,如果我早点离开,我就赶上公共汽车了。,If I had left earlier, I would have caught the bus.,如果我想起了那件事,我是会向母亲谈及的。,If I had thought of it, I would have talked to mother.,*注意:1. 不可将If从句中的谓语动词所用的形式误认为过 去完成时,它仅是虚拟语气的一种表达形式. 2. 在主句中, 若主语是第一人称,

10、也可用should have+ 过去分词构成谓语.,should,should,*注意:3. 主句或从句中的谓语动词构成否定式的时候, 应分别在主句中的would的后面或if从句中的had 的 后面加上not.,If sb. + _ , sb. _ _ + third form of the verb.,had not done,would not,have done,如果昨天晚上没有去看电影的话,你就完成了那份报告了。,If you had not gone to the cinema last night, you would have finished the report.,如果你告诉

11、过我, 我就不会浪费那么多时间。,If you had told me that, I would not have wasted so much time.,*注意:4. if 有时可以省略,但if后面部分需改为倒装句语序.,Had you told me that, I would not have wasted so much time.,(一)用所给动词的适当形式填空: 1. If you _ (listen) to me, you _ (not make) that mistake. 2. If the boy _ (not climb) the tree yesterday, he

12、 _ (not break) his leg. 3. If you _ (come) to the class in time this morning, the teacher _ (not be ) so angry. 4. If we _ (meet) each other the other day, I _ (have) a heart-to-heart talk with you. 5. If you _ (be) there yesterday, you _(see) the famous movie star.,had listened,would not have made,

13、hadnt climbed,wouldnt have broken,had come,wouldnt have been,had met,would have had,had been,would have seen,(二). 选择正确的答案: 1. If you _ home last night, you would have watched the exciting football match. A. stayed B. was staying C. would stay D. had stayed 2. If you _ so careless, you wouldnt have b

14、roken the laptop computer. hadnt been B. werent C. isnt D. wouldnt be 3. _ you helped me, I wouldnt have made so much progress in my work. Didnt B. Wouldnt C. Hadnt D. Couldnt,D,A,C,4. If your sister _ me that, I _ in such a hurry. A. had told; wouldnt have left B. had told; wouldnt leave C. didnt t

15、ell; wouldnt have left D. hasnt told; wouldnt leave 5. If my mom hadnt been ill, I _ to Beijing with you last week. A. would go B. would have gone C. had gone D. have gone,A,B,9,Which of the conditional sentences is correct in each context?,1. A storm broke out and the boat sank. a) If the storm had

16、nt broken out, the boat wouldnt have sunk. b) If the storm had broken out, the boat would have sunk. 2. The weather was good so we went out. a) If the weather hadnt been good, we wouldnt have gone out. b) If the weather was good, we would go out.,10,Complete the Third Conditional sentences by puttin

17、g the verbs in brackets in the correct forms.,1. If the exam _ (not be) so difficult, I _ (pass). 2. If he _ (put on) a tie, they _ (allow) him to enter the restaurant. 3. If he _ (not apologies), I _(not give) him a birthday present 4. If they _ (not argue), they _ (spend) the weekend together. 5.

18、If he _ (not be) sick, he _ (join) us for the tour. 6. If it _ (rain), we _ (go ) to the beach.,hadnt been,would have passed,had put on,would have allowed,hadnt apologized,wouldnt have given,hadnt argued,would have spent,had not been,would have joined,hadnt rained,would have gone,Homework: Page78 Ex

19、.3-Ex.4,Review: If引导的条件状语从句:,1,2,3,4,First conditional: 真实从句, 条件有可能实现,Second conditional: 非真实从句, 不可能实现的, 与现在事实相反,Zero conditional: 零条件从句,客观事实,有先后次序,Third conditional: 虚拟语气条件从句, 与过去事实相反,If从句:一般现在时，主句：将来时,从句为：If +主语+动词过去式； 主句为：主语+ would/should+ 动词原形,If从句:一般现在时，主句：一般现在时,If sb. + _ , sb. _ _ + third for

20、m of the verb.,had done,would,have done,Page78 Ex.3 The form of conditional 3 Match the beginning and the end of these sentences.,1. If I hadnt told you 2. We could have run out of money 3. If the weather had been better 4. Would you have gone to Germany on holiday 5. I wouldnt have bought that moto

21、rbike 6. Could you have done better in the exam,a) you wouldnt have broken b) if you had spoken German? c) if you had started revising earlier? d) if we hadnt borrowed some. e) if Id known how slow it was f) we could have gone out more,Page78 Ex.4 Conditional 3 Look at this situation from the past a

22、nd write a story based on it.,2. If I hadnt got this job, I wouldnt have met Pauline.,1. If I hadnt gone to London, I wouldnt have got this job.,3. If I hadnt met Pauline, I wouldnt have fallen in love.,4. If I hadnt fallen in love, I wouldnt have got married.,5. If I hadnt got married, I wouldnt ha

23、ve had children.,6. If I hadnt had children, I wouldnt have bought this computer game.,7. If I hadnt bought this computer game, I wouldnt have had the idea for a computer company.,8. If I hadnt had the idea for a computer company, I wouldnt have started the factory.,9. If I hadnt had the started the

24、 factory, I wouldnt have gone to London.,If sb. + _ , sb. _ _ + third form of the verb.,had not done,would not,have done,Page79 Ex.5 Conditional 1 (真实从句),1. If I finish my homework 2. Yes, and if I wasnt so busy 3. Yes, if my parents werent both at work all day 4. If I have time to buy the butter an

25、d flour and everything 5. If he passes his exams 6. Well, if I saved all my pocket money,a) Ill make you a cake b) wed get a dog c) Ill come about seven d) Id help him. e) I still wouldnt have enough for an expensive present f) he will,Page79 Ex.5 Conditional 1 (真实从句)& conditional 2 (非真实从句).,2. If I

26、 have time to buy the butter and flour and everything, Ill make you a cake .,3.Yes, if my parents werent both at work all day, we would get a dog.,4. Well, if I saved all my pocket money, I still wouldnt have enough for an expensive present.,5. Yes, and if I wasnt so busy Id help him.,6. If he passes his exam he will.,1,1,2,2,2,Page79 Ex.6 Conditional Zero,1,2, and 3,2. I wouldnt tell Sarah the bad news yet if I were you.,3. The journ