1、 I wish I had not done this terrible thing ,I wish I was deadI wish I had not created this creature , I wish I was on the other side of the world ,I wish I could disappear. If you were a cowboy ，i would trail (追隨）you, If you were a piece of wood ，id nail you to the floor. If you were a sailboat ，i w

2、ould sail you to the shore. If you were a river ，i would swim you, If you were a house ，i would live in you all my days. If you were a preacher （傳教士），id begin to change my ways. sometimes i believe in fate, but the chances we create always seem to ring more true. you took a chance on loving me, i to

3、ok a chance on loving you. If i was in jail ，i know youd spring me, If i was a telephone ，youd ring me all day long. If i was in pain ，i know youd sing me soothing songs. If i was hungry ，you would feed me, If i was in darkness ，you would lead me to the light. If i was a book ，i know youd read me ev

4、ery night. If you were a river, I would swim you. 如果你是一條河流, 我將整日在你的河水里游蕩 If I was a book, I know you would read me every night. 如果我是一本書. 我知道你會每個夜晚去品讀。A If you were a river, I would swim you.B If I was a book, I know you would read me every night.C If you are free , Ill ask you for help.D If I am not

5、 in the office ,I must be at home.Questions Which sentences refer to a situation that will probably( 極有可能極有可能)happen？Which sentences refer to a situation that cant happen or almost couldnt happen? unreal conditionals A If you were a river, I would swim you. B If I was a book, I know you would read m

6、e every night. real conditionals C If you are free , Ill ask you for help. D If I am not in the office ,I must be at home. Unreal conditionals state a condition or situation that is not real or is imaginary. Unreal conditionals虛擬條件句虛擬條件句虛擬條件句用來陳述一個不虛擬條件句用來陳述一個不真實或者想象的條件情境。真實或者想象的條件情境。unreal conditio

7、nals與與現在現在（ present ) 事實相反事實相反 If I were you, I would give up smoking. If he had time, he could go with you. if I was/were a book ,I know you would read me every night. 與與過去過去（ past ）事實相反）事實相反 If you had taken my advice, you would not have failed the exam. If you had come a few minutes earlier, you

8、would have met him. 與與將來將來（further) 事實相反事實相反 If it should rain, the crops would be saved. If he were to come back this evening ,he might help repair the car. If it rained tomorrow, I would not go thereunreal conditionals與與現在現在（ present ) 事實相反事實相反 If I were you, I would give up smoking. If he had tim

9、e, he could go with you. if I was/were a book ,I know you would read me every night. 與與過去過去（ past ）事實相反）事實相反 If you had taken my advice, you would not have failed the exam. If you had come a few minutes earlier, you would have met him. 與與將來將來（further) 事實相反事實相反 If it should rain, the crops would be s

10、aved. If he were to come back this evening ,he might help repair the car. If it rained tomorrow, I would not go there條件從句If 從句的謂語形式 主句的謂語形式現在過去未來 動詞過去式動詞過去式(were)had +動詞過去分詞動詞過去分詞 動詞過去式動詞過去式(were)或或 should動詞原形動詞原形或或 were to動詞原形動詞原形 虛擬語氣在條件狀語從句中的用法。unreal conditionals與與現在現在（ present ) 事實相反事實相反 If I w

11、ere you, I would give up smoking. If he had time, he could go with you. if I was/were a book ,I know you would read me every night. 與與過去過去（ past ）事實相反）事實相反 If you had taken my advice, you would not have failed the exam. If you had come a few minutes earlier, you would have met him. 與與將來將來（further) 事

12、實相反事實相反 If it should rain, the crops would be saved. If he were to come back this evening ,he might help repair the car. If it rained tomorrow, I would not go there 條件從句件從句If 從句的謂語形式 主句的謂語形式現在過去未來動詞過去式動詞過去式(were)had +動詞過去分詞動詞過去分詞 動詞過去式動詞過去式(were)或或 should動詞原形動詞原形或或 were to動詞原形動詞原形 虛擬語氣在條件狀語從句中的用法。Wo

13、uld/could/might +V.（原）Would/could/might+have+p.p.would/could/might +V.（原）unreal conditionals與與現在現在（ present ) 事實相反事實相反 If I were you, I would give up smoking. If he had time, he could go with you. if I was a book ,I know you would read me every night. 與與過去過去（ past ）事實相反）事實相反 If you had taken my advi

14、ce, you would not have failed the exam. If you had come a few minutes earlier, you would have met him. 與與將來將來（further) 事實相反事實相反 If it should rain, the crops would be saved. If he were to come back this evening ,he might help repair the car. If it rained tomorrow, I would not go there1) Would, could

15、and might are often interchangeable, but with some difference in meaning.would intention; plancould ability; possibility might probability3) In written English or in formal situation, we usually use were in If-clauses instead of was. However, in everyday conversation, was is often used.TIP2) we usua

16、lly use should in main clauses in stead of would when the subject is I or we. especially in American English.If I had time ,I should help him. What would you do if you were a millionaire? I would (do) if I were a millionaire. What would you have done if you had lost everything? I would have (done) i

17、f I had lost everything. What would you do if you were to fly to the moon. I would (do)if I were to fly to the moon. Exercise I1、He_ if he had gone to London.He_ if he had gone to London. A. would have missed B. had missed A. would have missed B. had missed C. would miss D. missed C. would miss D. m

18、issed2 2、EverythingEverything if Albert hadnt called the fire brigade if Albert hadnt called the fire brigade（消防隊）. A.willA.will be destroyed B. will have been destroyed be destroyed B. will have been destroyed C.wouldC.would be destroyed D. would have been destroyed be destroyed D. would have been

19、destroyed3 3、_ today, he would get there by Friday. _ today, he would get there by Friday. A.IfA.If he was leaving B. If he leaves he was leaving B. If he leaves C.IfC.If he were to leave D. If he is leaving he were to leave D. If he is leaving4 4、 Are you thinking about going to Are you thinking ab

20、out going to DalianDalian for the vacation? for the vacation? No, but if I _ time, I very glad to go there. No, but if I _ time, I very glad to go there. A. have, will be B. had had, would have been A. have, will be B. had had, would have been C. had, would be D. had had, would C. had, would be D. h

21、ad had, would5 5、 Sally finally got here from Chicago.Sally finally got here from Chicago. If she_ earlier, we _her to the party then. If she_ earlier, we _her to the party then.A.cameA.came, would take , would take B. had come, would have takenB. had come, would have taken C. comes, will take D. ha

22、d come, would take C. comes, will take D. had come, would take Exercise II1、I _ (try) it again if I _ (be) you .would trywere2、 If your teacher _(know) this matter next week, she _ (blame) you.3 If the students _ (do) more exercises they _ (not fail) in this exam.4、If they _(not finish) their homework yesterday, they _ (punis