高二英語_外研版_選修七_module_6__the_world’s_cultural_heritage_語法學案

1、命制： 審核： 審批： 班組： 自評： 師評： 姓名： 學習目標：1. 復習虛擬語氣的用法。 2通過虛擬語氣的學習，讓學生學會總結語法規(guī)則。自主學習：定義：用來表示說的話不是事實，而是一種 愿望，建議，假設的語氣叫虛擬語氣。虛擬語氣分為兩大類：1. （Should ）+ 動詞原形2. 時態(tài)往前推一格：一般現(xiàn)在時 一般過去時一般過去時 過去完成時(had done)一般將來時 過去將來時(would等)虛擬語氣的用法:. If 引導的非真實條件句與現(xiàn)在事實相反連接詞 條件從句 主句 if.動詞過去式(或were)Shouldwould +動詞原形couldmight e.g. If he had

2、 the time, John would make a trip to China to see the Great Wall. If I were you, I would give up drinking immediately. 與將來事實相反 連接詞 條件從句 主句 If 1. should+動詞原形2. 動詞過去式3. were to+動詞原形 shouldwould +動詞原形couldmight e.g. If you should lose, what would you do?If I were to see her tomorrow, I would tell her t

3、he truth.If you went there next time, you would see what I mean.與過去事實相反 連接詞 條件從句 主句 ifhad+過去分詞 shouldwould +have+動詞的過去分詞couldmight e.g. If Id known that it was going to rain, I would never have gone for a walk in the country. If I had taken his advice I would not have made such mistakes. . Wish引導的賓語

4、從句的虛擬語氣的用法與現(xiàn)在事實相反主語+ wish+（ that）+主語+動詞過去式或were eg: I wish I were a pop singer. How I wish I remember his address.與將來事實相反主語+ wish+（ that）+主語+情態(tài)動詞過去式+動詞原形 eg: I wish theyd let us get some sleep. We wish they could come.We wish we would go there tomorrow.Tom is very short now. His mother wishes that h

5、e would be tall when he grows up.與過去事實相反主語+ wish+（ that）+主語+動詞過去完成式 （had+動詞的過去分詞）eg: I wish I had never stopped teaching. I wish we had been to Beijing before.We wish we had paid more attention to our pronunciation. .虛擬語氣的特殊用法： 1、Suggest, advise 等動詞表示建議，要求，堅持，命令等的意思時，其后的賓語從句須用虛擬語氣，其句子結構如下：suggest,ad

6、vise,recommend, demand,require,insist,ask, urge,request, order, desire, move, propose+that+(should )+動詞原形e.g.He suggested that they (should ) stop smoking. He made a request that they (should ) respect the rules. 注意：在此結構中that不可省略；should省不省均可。上述動詞的名詞形式出現(xiàn)時，that 引導的從句仍用虛擬語氣。 2、It is (was )+necessary/a

7、pity 等+that引導的從句須用虛擬語氣,其句子結構如下： It+is/ was+ imperative, advisable, important, natural, strange， necessary, essential等+that+(should)+動詞原形 動詞完成式eg:It is important that you (should) follow the doctors orders.It is right that you should have done your homework3.Its (high) time that+動詞過去式或should+動詞原形e.g.

8、Its time (that) you had a hair cut. Its high time (that) we took some action.4.as if, as though, would(had) rather(that)引導的從句須用虛擬語氣.e.g. He acts as if nothing had happened. I would rather you didnt tell him.虛擬語氣的其它用法：1. 省掉if的條件從句結構：倒裝e.g. Had you asked me, I would have told you. (=If you had asked m

9、e,)2.有時虛擬條件不用條件從句而用不定式、分詞、介詞、名詞、連接詞或定語從句來表示. e.g. A true friend would not do such a thing. (=If he were a true friend, he.)3.有時條件從句中的動作和結果從句中的動作發(fā)生的時間不一致. 混合型虛擬e.g. If he had followed the doctors advice, he would be quite all right now. If I were you, I would have gone home.1.（Should ）+ 動詞原形 ,可以細分為兩種

10、情況：第一種情況一個 “堅持” ; insist兩個 “命令” ;order, command三個 “建議” ; advise, suggest, propose四個 “要求” 。 demand , require, request, askeg:He insisted that I be present. (be) 第二種情況：It is+necessary/strange/possible/important /natural+ that 從句從句用（should）+動詞原形eg:It is important that he ( should ) master a foreign lan

11、guage.It is strange that she (should) refuse to come to the party.Its necessary that we should study hard.2. 時態(tài)往前推一格,可以細分為六種情況： 第一種情況 I wish that + 句子（時態(tài)往前推一格）I wish I were a bird. （現(xiàn)在）I wish I hadnt made such a mistake. （過去）We wish our parents wouldnt punish us. （將來） 第二種情況:當從句是If +動詞過去式時,主句用could/s

12、hould/might/would+do當從句是If had+done,主句用could/should/might/would+have done當從句是If shoulddo原形或were todo原形時，主句用情態(tài)動詞+doeg:If I were you, I could/should/might/would take a book 第三種情況:as if /though + 句子 “好像” （時態(tài)往前推一格）eg:He looks as if he were drunk.They talked as if they had been friends for years.第四種情況:It

13、 is (about/high) time + 句子 “是該做某事的時候” （時態(tài)往前推一格） eg:It is high time that you went.It is high time something was done about it.第五種情況: If only + 句子 “要是就好了” （時態(tài)往前推一格） eg:If only I knew his name! 現(xiàn)在的虛擬If only we had followed your advice! 過去的虛擬If only I would see him again. 將來的虛擬第六種情況:Would rather + 句子 “寧

14、愿” （時態(tài)往前推一格） eg:I would rather you paid me now. 現(xiàn)在的虛擬I would rather you had gone, too. 過去的虛擬Dont come. I would rather you would come tomorrow. 將來的虛擬 第七種特殊情況: 1.without 2. but for “要不是” 3. Otherwise “否則”eg:Without sunlight, peoples life would be different today.But for water, it would be impossible t

15、o live in the desert.Without your help, I would have failed合作探究:1. The managers suggestion was that the meeting _off still next week.A. be put B. to put C. should put D. be putting2. Mother suggested that I _ my homework first before watching TV.A. did B. shall do C. do D. have done3. The order came

16、 that the medical supplies _to the villages struck by the tsunami soon.A. would be sent B. should send C. be sent D. must be sent4. They requested that he _ on the radio. A. spoke B. speaks C. speak D. would speak5. It is important that we _wild animals.A. will protect B. should protect C. shall pro

17、tect D. are protecting6. He is talking too much about America as if he _ there.A. had been B. has been C. was D. were7. Mother insisted that the childs hands _before dinner. A. should wash B. be washed C. would wash D. had washed8. Had you listened to the doctor, you _all right now. A. are B. were C

18、. would be D. would have been9. _ I be free tomorrow, I could go with you. A. Could B. Should C. Might D. Was I10. You look so tired tonight. Its time you _.A. go to sheep B. went to bed C. go to bed D. will go to bed 11. _ your letter, I would have written back two days ago. A. If I received B. Should I receive C. Had I received D. If I could have received12. He smiled as if he _my thought.A. had read B. was reading C. read D. has read13. We _ the work on the time without your help.A. hadnt had finished B. couldnt have finished C. didnt have fin