高二英语选修六unit1语法

1、 Unit 1 Grammarthe Subjunctive Mood 虚拟语气 if I were a boyIf I were a butterflybutterfly, Id thank you Lord for giving me wings.If I were a robinrobin in a tree, Id thank you Lord that I could sing.These sentences refer to a wish that cant be true. （不可能实现的愿望）If I feel depressed I will sing. If I feel

2、sad I will laugh. If feel uncertain I will raise my voice.These sentences refer to a true situatoin. （一个事实） subjunctive mood subjunctive mood is usually is usually used to talk about used to talk about the situationsthe situations that are that are not truenot true or or not likely to not likely to

3、become truebecome true. . 表示说话人所说的话不是事实，而是一表示说话人所说的话不是事实，而是一种假设、愿望或推测。种假设、愿望或推测。the Subjunctive Mood in “if” clause 一、虚拟语气在“if”条件句中的用法 If I were you , I would study hard. If I had a lot of money now, I would travel around the world. If I lived on the moon at present, I might see the beautyChange.【Fi

4、nd the rulesFind the rules（自我发现）（自我发现）】If_sth, _ sth.did/weredid/were（过去式）（过去式）would/could/would/could/might/should do might/should do （动词原形）（动词原形）1.Contrary to the present1.Contrary to the present（与现在事实相反）（与现在事实相反）【即学即用】2.If I 2.If I (have) a lot of money (have) a lot of money, I I (help) (help) th

5、ose poor peoplethose poor people .would be the earth _(be) saved.lived-What would you do if you had one million dollars?-If I had one million dollars,I would_.Answer my questionAnswer my questionIf you had attended the meeting , you would have met her. If _ sth, _ sth.2.Contrary to the past2.Contrar

6、y to the past（与过去相反）（与过去相反） would/could/might/should would/could/might/should have done have done （现在完成）（现在完成）【Find the rulesFind the rules（自我发现）（自我发现）】 4.If I _ (have) time last night, I _(see) the Love of the Hawthorn Tree.【即学即用】5.If he _ (drive) more carefully,he (not have) an accident yesterday.

7、 If I had time next week, I would help you. If I should have time next week, I would help you. If I were to have time next week, I would help you.If_sth, _sth.would/could/would/could/might/should domight/should do（原形）（原形）3.Contrary to the future3.Contrary to the future（与将来事实相反）（与将来事实相反） did did were

8、 to do were to do shouldshould do do【Find the rulesFind the rules（自我发现）（自我发现）】 6.If it _ (be) 6.If it _ (be) Christmas Day Christmas Day tomorrowtomorrow, , I _(get) some gifts. I _(get) some gifts.【即学即用】7.If you _(get) a full mark next time, I _ (treat) you to candies.Mark: 100the mascots of the 一、

9、小结：虚拟语气在条件从句中的用法一、小结：虚拟语气在条件从句中的用法条件条件从句从句If 从句谓语形式从句谓语形式主句的谓语形式主句的谓语形式现在现在(Present)过去过去(Past)未来未来(Future)would/could/shouwould/could/should/might +V. (ld/might +V. (原原) )would/could/shoulwould/could/should/might +have d/might +have donedone 过去完成式过去完成式(had done)(had done) 过去式过去式(did/were)(did/were)

10、过去式过去式/should/were to +Vshould/were to +Vwould/could/shouwould/could/should/might +V. (ld/might +V. (原原) )二、条件句中虚拟语气的倒装If I am a fish ,I could swim freely in the sea._were2.If my English teacher hadnt helped me, I _ the first prize in the English Writing Competition. A.would not win B. would not hav

11、e won C. would win D. would have won【 20 2009福建高考】If it should rain tomorrow, we would have to put off the visit to the park. Should it rain tomorrow_,we would have to put off the visit to the park.4.This machine is of good quality. If it _ break down in the first year, we would repair it at our exp

12、ense. A. would B. should C. could D. might 【2009天津高考高考】If I were a bird, I would fly in the blue sky.If I were a baby, I would never cry.If I were a bright star, I would shine at night. If I were a millionaire, I would travel everywhere. But sadly Im not, so I must make the best of life as it is.”（4

13、 4）从句表示的行为和主句表示的行为所）从句表示的行为和主句表示的行为所发生的时间发生的时间不一致不一致If youIf you had askedhad asked him yesterday, youhim yesterday, you wouldwould knowknow what to do now.what to do now.( (从句说的是过去，主句指的是现在从句说的是过去，主句指的是现在) )If you If you had followedhad followed the doctor the doctors s advice, you advice, you would

14、 bewould be well now. well now.混合条件句，又叫错综时间条件句混合条件句，又叫错综时间条件句 蕴含条件句 5）假设的条件是借助介词短语或上下文(but ;or;otherwise)表示出来，而不用if Without water, there would be no life. Without your help yesterday, I couldnt have finished the work. But for the bad weather, we would have arrived earlier. They got two free tickets,

15、 or /otherwise they could never have been able to afford to go to Canada. I could have given you more help, but I was too busy. 二、虚拟语气在宾语从句中的运用1.wish 引导的宾语从句中的虚拟语气引导的宾语从句中的虚拟语气与现在事实相反与现在事实相反 与过去事实相反与过去事实相反 与将来与将来 事实相反事实相反 过去时（过去时（were）had+had+过去分词过去分词would/could/might+动词原形动词原形I wish I could fly to t

16、he moon one day.I wish I could fly to the moon one day.He wished he _in such affairs( not involve)I wish I _a bird. (be)hadnt been involvedwere2.would rather宾语从句中虚拟语气的使用 I would rather you posted the letter at once. I would rather you didnt do it now. I would rather you had returned the book to the

17、library. But you didnt.would rather引导的宾语从句中的虚拟语气引导的宾语从句中的虚拟语气与现在事实相反与现在事实相反 与过去事实相反与过去事实相反 与将来与将来 事实相反事实相反 过去时过去时过去时（过去时（were）had+had+过去分词过去分词I wish I could fly to the moon one day.I wish I could fly to the moon one day.He wished he _in such affairs( not involve)I wish I _a bird. (be)hadnt been invo

18、lvedwere3.表示要求表示要求,命令命令,建议的虚拟语气建议的虚拟语气一个坚持一个坚持 _ 两个命令两个命令 _ 三个建议三个建议 _ 四个要求四个要求 _宾语从句中的动词用宾语从句中的动词用should + v, should + v, 或或shouldshould省略。省略。 insist order, command advise, suggest, propose demand, require, request, desire The doctor The doctor orderedordered she she shouldshould be be operated.ope

19、rated. The doctor suggested that he (should) try to lose his weight. The smile on his face suggested that he was happy. He insisted that we (should) tell him the news. He insisted that he didnt steal the ring. 在在suggestion， proposal， order， plan， idea， advice， decision等名词后面的表语等名词后面的表语 从句、同位语从句用从句、同位

20、语从句用shouldV My My suggestionsuggestion is that we (should) go is that we (should) go there at once.there at once. My My ideaidea is that we (should) get more is that we (should) get more people to attend the conference.people to attend the conference.三三.表语从句、同位语从句中的虚拟语气表语从句、同位语从句中的虚拟语气 I make a I ma

21、ke a proposalproposal that we (should) that we (should) hold a meeting next week.hold a meeting next week. His decisionHis decision that we (should)go to that we (should)go to Shanghai is wonderful.Shanghai is wonderful.It is strange thatIt is strange that_ _ _ _ ( (他竟然这样说）他竟然这样说）. . It is natural t

22、hat_ It is natural that_ （鸟在树上休息）鸟在树上休息）. .It is necessary that_It is necessary that_( (我们每天打扫房间）我们每天打扫房间）. . 四、在主语从句的使用四、在主语从句的使用1.It1.Its necessary/ importants necessary/ important、 /impossible strange/natural/ + that /impossible strange/natural/ + that 从句中的动词要用从句中的动词要用 (should)+动词原形动词原形he ( shoul

23、d ) say sohe ( should ) say soa bird ( should ) rest in a bird ( should ) rest in treestreeswe (should) clean the we (should) clean the room every dayroom every day 2.It is a pity /a shame/no wonder that 从句中的动词要用从句中的动词要用 (should)+动词原形动词原形 Its a pity that you should be so careless. ItIts no wonder th

24、at s no wonder that _ _ ( (他竟然这样想）他竟然这样想）he ( should ) think sohe ( should ) think so 3.It is/was suggested 3.It is/was suggested （ordered / ordered / demanded / proposed /demanded / proposed / requested ）thatthat 从句中的动词要用从句中的动词要用 (should)+ (should)+动词原形动词原形 It is requested that we should finish the

25、 work this afternoon.It is suggested thatIt is suggested that_（英语晚会周六举行）（英语晚会周六举行）the English evening the English evening be held on Saturdaybe held on Saturday 五、虚拟语气在其他场合的运用 （1）虚拟语气在as if/as though、even if/even though/If only He did it as if he were an expert. When a pencil is partly in a glass of

26、 water, it looks as if it were broken. It looks as if she is ill. Even if she were here, she could not solve the problem.as if/as though、even if/even though/If only 引导的宾语从句中的虚拟语气引导的宾语从句中的虚拟语气与现在事实相反与现在事实相反 与过去事实相反与过去事实相反 与将来与将来 事实相反事实相反 过去时（过去时（were）had+had+过去分词过去分词would/could/might+动词原形动词原形 2 2“It is (high)time (that) +It is (high)time (that) +过去过去时时/should +V /should +V ” ItIts time that I went (should s time that I went (should go) to school.go) to school.Multiple choices1.It was necessary that he _ her immediately.A. call