瘋狂英語高三虛擬語氣

1、虛擬語氣學(xué)案學(xué)習(xí)目標(biāo)：1.了解虛擬語氣的用法及主從句的結(jié)構(gòu)； 2.學(xué)會(huì)在語境中正確地使用虛擬語氣。學(xué)習(xí)方法亦即學(xué)習(xí)過程：自學(xué)，梳理知識(shí)；小組學(xué)習(xí) 相互答疑解惑；討論 展示問題，全班討論；探究，通過選擇題檢驗(yàn)所學(xué)知識(shí)是否到位；能力升華 在完成句子中讓所學(xué)的知識(shí)進(jìn)行能力的提升。一 虛擬語氣在條件狀語從句中的用法 與現(xiàn)在事實(shí)相反條件從句主句一般過去時(shí)，be多用wereWould /should/could/might+動(dòng)詞原形與過去事實(shí)相反條件從句主句過去完成時(shí)(had done/been) Would /should/could/might+have done與將來事實(shí)相反條件從句主句if +主語

2、+動(dòng)詞過去時(shí)主語+would/should/might/could+動(dòng)詞原形 if +主語+were to +動(dòng)詞原形同上 if +主語+should+動(dòng)詞原形同上例句：If I were you, I would go at once . If it should rain tomorrow, we would not go camping . If you had worked, you would have passed the exam.二 介詞短語代替條件句 常用介詞有with, without, but for等例句：We couldnt have succeeded withou

3、t your help . (if we hadnt got your help) But for the rain , we would have finished the work .(If it hadnt been for the rain)三 用一個(gè)副詞或者連詞表示虛擬條件句例句：He telephoned to inform me of your birthday , or I would have known nothing about it .( if he hadnt telephoned to inform)注意倒裝結(jié)構(gòu)如果虛擬條件句中含有were ,should ,had

4、, 可以把if省略，而把這些詞提到句首.Were I you , I wouldnt do that .Had you come earlier , you would have seen him .四 用動(dòng)詞的過去時(shí)表示與現(xiàn)在或者將來事實(shí)相反，用動(dòng)詞的過去完成時(shí)表示與過去事實(shí)相反.1. 在wish引導(dǎo)的賓語從句中I wish I were as clever as you .I wish I had finished my homework yesterday .在wish后面所接的從句用would / could +動(dòng)詞原形表示與將來事實(shí)相反.I wish I could fly to t

5、he moon one day .2. 在as if / though 引導(dǎo)的表語從句或方式狀語從句中He looks as if he were an artist .He talks as if he had really been to the heaven .但如果是真實(shí)條件句，則不用虛擬語氣.It looks as if it is going to rain.3. If only 引導(dǎo)的感嘆句中If only I were a bird .If only I had bought the house .4. 在would rather 后面所接的從句中I would rather

6、you paid the money yourself .Id rather she hadnt done that .五 Its (high) time that 后的主語從句中常用過去時(shí)或should +動(dòng)詞原形Its high time (that) we started out .正是我們出發(fā)的時(shí)候.六 用should +動(dòng)詞原形構(gòu)成的虛擬語氣，其中should 可省略.1. Suggest ,advise ,demand ,require ,request ,desire, order, command, insist 等動(dòng)詞后的賓語從句The teacher suggested t

7、hat we (should) not lose heart .但suggest作“暗示，表明”講，insist作“堅(jiān)持說”講，即堅(jiān)持事實(shí)是怎樣的，后面不用虛擬語氣.The look on his face suggested that he was angry .Mary insisted that he had never stolen anything.2. 以上動(dòng)詞相應(yīng)的名詞所接的相關(guān)的從句.My suggestion is that you （should） try another means .3. it is desired ,it is suggested, it is req

8、uested , it was ordered , it was proposed, it is necessary , it is important , it has been decided 等結(jié)構(gòu)后的主語從句It is necessary that he (should) be sent there at once . 七 虛擬語氣表示委婉語氣情態(tài)動(dòng)詞的過去時(shí)如could, would , might 表示現(xiàn)在時(shí)間時(shí)，說話人的某種態(tài)度：謙虛，客氣，委婉，不肯定等.Could you tell me how to get to the post office ？It would be b

9、etter for you not to stay up too late .探究1.（07年江西卷）Where is my dictionary ? I remember I put it here yesterday .-You _ it in the wrong place .A. must put B. should have put C. might put D. might have put2. (山東卷2010)I _ have watched that movie -itll give me horrible dreams .A. shouldnt B. neednt C. c

10、ouldnt D. mustnt3.（安徽卷） But for their help , we _ the program in time . A. can not finish B. will not finishC. had not finished D. couldnt have finished 4. （浙江卷）The doctor recommended that you _ swim after eating a large meal .A. wouldnt B. couldnt C. neednt D. shouldnt 5.(08年山東卷)Thank you for all y

11、our hard work last week .I dont think we _ it without you .A. can manage B. could have managed C. could manage D. can have manage 能力提升 虛擬語氣完成句子1.(T76,2010年)Mr Johnson insisted that the problem worthy of attention_(討論)at the meeting. (discuss)2.(T79,2010)It's said that they have swum to the islan

12、d from the continent，but they_ (不可能做到)because the ocean in between is too wide(do)3.(T76,2010二月調(diào)考). It was raining so hard now . I _(應(yīng)該帶) an umbrella with me when I left home this morning .(bring)4.(T77). When Helen met Tom on the way , She acted _(似乎沒看見他) （see）5.(T29).Luckily, wed brought a road ma

13、p , Without which we_(已經(jīng)迷路了) (lose) 6. It is required by the law that every child _ (被送到) to school to receive nine years of compulsory education . (send)7. His only requirement was that the system of our company _(調(diào)整) .(adjust)8. I was ill that day . Otherwise , I_ (參加) the sports meeting .(take)9.

14、 Its high time that she _(上學(xué)) . (go)10.I wish you _(早點(diǎn)告訴我). (tell)11 Its said that they have swum to the island from the continent, but they _(不可能做到)because the ocean in between is too wide.(do)12. -Where are the children? The dinner's going to be completely ruined. - I wish they _.(不總是遲到)(be)13

15、. -Pity you missed the lecture on nuclear pollution, -I _(參加)it, but I was busy preparing for a job interview.(attend)14. -The weather has been very hot and dry - Yes. If it had rained even a drop, things would be much better now! And my vegetables _(不會(huì)死)(die)15. -John went to the hospital alone. -

16、If he _(告訴我這事), I would have gone with him.(tell)16.(2010, 湖南) If he _(采取我的意見), he wouldn't have lost his job.(follow)17.(2010, 浙江)Had I known about this computer program, a huge amount of time and energy _(會(huì)節(jié)省).(save)18.(2010, 安徽) Bob would have helped us yesterday, but he _(忙).(busy)19. (2009,

17、 天津)This printer is of good quality. If it _ (萬一壞了)within the first year, we would repair it at our expense.(break)20.(2009, 福建) But for the help of my English teacher, I _(不會(huì)贏得)the first prize in the English Writing Competition.(win)21.(2009, 安徽)But for their help, we _(不可能完成) the program in time.(

18、finish)22. (2009, 江蘇) He didn't regret saying what he did, but felt that he _(可以表達(dá))it differently.(express)23. It was strongly suggested that the injured passenger _ (動(dòng)手術(shù))as soon as possible.(operate)24. How I wish my house _(沒賣). It's more valuable now.(sell)25. Thank Goodness for poetry, w

19、ithout which _(我不會(huì)度過) so wonderful a childhood.(spend)26. Do you feel like going out for a change or would you rather we two _(吃晚飯)at home?(have)27. If only _(他們沒泄露)the secret at that time.(give)28. If _(沒采取措施), we would have lost all our tropical forest.(take)29. With the presidents of Tunisia and

20、Egypt forced to step down, more leaders have realized it is high time they _(重視)economy and political freedom.(attach)30. Had _(更加努力工作), you wouldn't have failed in the competition.(work)31. We missed the early bus in the morning; otherwise we _(到達(dá)) here before lunch time. (arrive)32. Had it not

21、 been for their arriving in time, more people _(受傷).(injure)33. If you had studied hard before, _(就是) a college student now.(be)34. Don't you consider it essential that he _(得到足夠的訓(xùn)練) before he takes part in the competition.(receive)35. Had it not been for the heavy&

22、#160;fog, you _（就看到了美麗的塔）in the distance easily last Tuesday. (see)   36.  Were _（下雨）tomorrow, the meeting would be put off.   (rain)          37.

23、60;Which doctor _你建議請(qǐng)來）immediately?  (suggest)   38.  It_一定下著大雨)when he got back home, for he was wet all over.  (rain)   39. What a pity!We _(寧愿聽取) our teachers adv

24、ice yesterday. (would rather)    40. I_本想?yún)⒓? your party, but I had to work extra hours to prepare a speech.  (would like)     41. With a little more c

25、are you _能避免) this traffic accident. (avoid)    42.  When the police took the suspect to the police station,  he  insisted  that  he_沒偷) the ladys pur

26、se  and  that  he_ (釋放). (steal, set)  43.  How I wish I  _被錄取了) the key university. (admit).   44. The weather turned out to be fine yesterday, I_

27、60; (本不需要那么麻煩) to carry my umbrella with me.  (take)    45. The workers in the factory demanded that their pay _提高20%).   (raise)    46. When a pencil 

28、;is partly in a glass of water, it looks as if it _斷了).  (break)    47. 13.Many coal mine accidents_(本來可以避免的)if we had followed the strict safety rules.(avoid)47Look what mistakes Ive made, If only I_(聽你的勸告).(follow

29、)48. _(萬一你被解雇), your health care and other benefits will not be immediately cut off.(fire)49. 16.Luckily wed brought a map with us, _(沒有它我們就會(huì)迷了路).(without)50. .He would have helped us but that he_(沒時(shí)間)at that time.51. he suggestion that the mayor_(發(fā)獎(jiǎng))has been accepted by everyone.(present) 52. It is high time that we_采取措施) protect the environment.  (measure)   53. He_ help you (本來打算),but he had no time.(mean)54. If the weather had been more favorable , the crop_(會(huì)長(zhǎng)得更好)now. (grow)55. Wh