課堂上用的虛擬語氣課件好

1、 虛擬語氣講解虛擬語氣講解 課件課件1.英語動詞有三種語氣，英語動詞有三種語氣， 陳述語氣，陳述語氣，祈使語氣和祈使語氣和虛擬語氣.2.2. 定義：用來表示說的話定義：用來表示說的話不是事實，或者是或者是不可能發(fā)生或可能性比較小的的情況，而是一種愿望，建議，假設(shè)的情況，而是一種愿望，建議，假設(shè)的語氣叫虛擬語氣。語氣叫虛擬語氣。虛擬語氣定義虛擬語氣定義虛擬語氣的考點虛擬語氣的考點 1 1、一般條件句中虛擬語氣的用法；、一般條件句中虛擬語氣的用法；2 2、條件句中虛擬語氣的倒裝；、條件句中虛擬語氣的倒裝；3 3、名詞性從句中虛擬語氣的用法；、名詞性從句中虛擬語氣的用法；4 4、狀語從句中虛擬語氣的

2、用法；、狀語從句中虛擬語氣的用法；5 5、幾種特殊結(jié)構(gòu)中虛擬語氣用法；、幾種特殊結(jié)構(gòu)中虛擬語氣用法；6 6、虛擬語氣與陳述語氣的判定。、虛擬語氣與陳述語氣的判定。一般條件句中虛擬語氣的用法一般條件句中虛擬語氣的用法主從句的謂語形式主從句的謂語形式時間時間If 從句的謂語形式從句的謂語形式主句的謂語形式主句的謂語形式現(xiàn)在現(xiàn)在過去過去將來將來did / werehad donewould/could/should/might +V.(原原)would/could/should/might+have+done.1. did / were2. should do3. were to dowould/c

3、ould/should/might + V.(原原)1. If I had HIV, I would know because I would feel sick.2. If I were you, I would give AIDS patient a hug.3. If I had taken your advice, I wouldnt have made a mistake.4. If he had been there, it wouldnt have happened.與現(xiàn)在事實相反與過去事實相反5. If it should rain tomorrow, they wouldnt

4、 go for an outing.6. If he came tomorrow, I would go shopping with him.7. If we were to have three days off , we would enjoy a very happy life.與未來事實相反1.If I were you, I _ buy the house right now. A. wont B. dont C. wouldnt D. cant2. _more careful, his ship would not have sunk. A. If the captain were

5、 B. If the captain had been C. Should the captain be D. If the captain would have been 3. If he _ me tomorrow, I would let him know A. should call B. should not have been able C. were not able D. are not able BCA2 2、條件句中虛擬語氣的倒裝；、條件句中虛擬語氣的倒裝； 從句省掉從句省掉if要用部分倒裝。要用部分倒裝。If I were you, I would give it up.

6、Were I you, I would give it up. If I had had time, I would have run round that lake again.Had I had time, I would have run round that lake again.If there should be a flood, what should we do? a flood, what should we do?Should there be3. 混合混合(時間錯綜時間錯綜)型虛擬語氣：型虛擬語氣： 假設(shè)條件從句謂語動詞發(fā)生的時間與主句假設(shè)條件從句謂語動詞發(fā)生的時間與主句

7、所假設(shè)的謂語動詞不一致，叫做錯綜條件所假設(shè)的謂語動詞不一致，叫做錯綜條件虛擬語氣。主句和從句的謂語動詞要依照虛擬語氣。主句和從句的謂語動詞要依照假設(shè)的時間而定。假設(shè)的時間而定。If the weather had been finer, the crops would be growing still better.If you had followed the teachers advice, you wouldnt be in the hospital. without和和but for 構(gòu)成虛擬。構(gòu)成虛擬。(but for要不是要不是) Without sunlight, peoples

8、 life would be different from today. But for your help, I wouldnt have finished the work.But for water, it would be impossible to live in the desert.4. 含蓄虛擬條件句：含蓄虛擬條件句： 5. 虛實結(jié)合條件句。虛實結(jié)合條件句。 She wasnt feeling very well. Otherwise she wouldnt have left the meeting so early. He telephoned me to inform m

9、e of your birthday, or I would have known nothing about it. I should have returned the book last week, but I was so busy that I forgot to do so. He could have done the work well, but he was so careless.真實語氣真實語氣 + otherwise/or + 虛擬語氣虛擬語氣虛擬語氣虛擬語氣 + but + 真實語氣真實語氣名詞從句中虛擬語氣的用法名詞從句中虛擬語氣的用法1）wish引導(dǎo)的賓語從句引導(dǎo)

10、的賓語從句wish 現(xiàn)在：現(xiàn)在：過去：過去：未來：未來：過去時 (did/were)過去完成時 (had done)would/could/might+V. should I wish I were a bird. (現(xiàn)在現(xiàn)在) I wish I hadnt made such a mistake. (過去過去) We wish our parents wouldnt punish us. (未來未來)I wish I _(be)as tall as you.wereI wish every day _(be)my birthday.wereI wish/wished I _( not eat

11、 ) so much watermelon.hadnt eaten2）主要是表示堅持，命令、要求、建議的）主要是表示堅持，命令、要求、建議的虛擬語氣。虛擬語氣。一個堅持：一個堅持：insist兩個命令：兩個命令：order, command 三個建議：三個建議：advise, suggest, propose四個要求：四個要求：demand , require, request, desire 這些動詞后面的賓語從句要使用虛擬語氣這些動詞后面的賓語從句要使用虛擬語氣用法。即從句中的動詞用法。即從句中的動詞 使用使用should + should + 動詞原動詞原形，或者將形，或者將should

12、should省略。省略。 我們建議我們建議Tom去休息一下。去休息一下。 他堅決要求我到場。他堅決要求我到場。 國王命令囚犯明天要實施死刑。國王命令囚犯明天要實施死刑。 他們要求我們派他們?nèi)ツ莾汗ぷ?。他們要求我們派他們?nèi)ツ莾汗ぷ?。We suggested that Tom (should) have a rest.He insisted that I (should) be present.The king ordered that the prisoners (should) be killed the next day.They requested that we (should) sen

13、d them to work there. 以上動詞相應(yīng)的名詞構(gòu)成的名詞性從句（包括主以上動詞相應(yīng)的名詞構(gòu)成的名詞性從句（包括主語從句，表語從句和同位語從句）也要使用虛擬語從句，表語從句和同位語從句）也要使用虛擬語氣。從句中的動詞形式一樣。語氣。從句中的動詞形式一樣。 order, advice, suggestion, proposal, order, advice, suggestion, proposal, demand, request, desiredemand, request, desire Its suggested that the plan be carried out.

14、My demand is that she should come to see me once a week. All of us are for the advice that the chemical factory should be closed down.考題點擊：考題點擊：1. The teacher demanded that the work _ before 4 oclock. A. finished B. be finished C. should finish D. finish2. - What did the doctor say about your mother

15、s illness? - He suggested that she _ an operation at once. A. must haveB. hadC. have D. had hadBC2. 主語從句主語從句Its necessary /strange/ natural/ important + that - 從句中的動詞有時要用虛擬，即從句中的動詞有時要用虛擬，即(should)+動詞原形動詞原形1.It is important that we ( should ) master a foreign language.2. It is strange that she refuse

16、 to come to the party.3. Its necessary that we should study hard.考題點擊：考題點擊：1.His suggestion that you _ once more sounds reasonable. A. try B. tries C. must try D. can tryA狀語從句中虛擬語氣的用法狀語從句中虛擬語氣的用法 1）as if /as though現(xiàn)在：過去：過去時過去完成時 He looks as if he were drunk. They talked as if they had been friends f

17、or years. She loves the baby as if it were her own son. It seems as if it were spring. I remember the whole thing as if it had happened yesterday. 2）in case（萬一，以防）（萬一，以防）, for fear that（生怕，唯恐）（生怕，唯恐）, lest（以免，免得）（以免，免得）等引導(dǎo)的虛擬語氣等引導(dǎo)的虛擬語氣 1. He took his raincoat with him in case it should rain. 2. I wi

18、ll not make a noise for fear that I should disturb you. 3.You must wake him early lest he should be late for school常用虛擬語氣的句型常用虛擬語氣的句型1. would rather that -現(xiàn)在：現(xiàn)在：過去：過去：未來：未來： I would rather you paid me now. (現(xiàn)在現(xiàn)在) I would rather you had gone, too. (過去過去) Dont come. I would rather you came tomorrow. (

19、未來未來)過去時過去時過去完成時2. If only (要是要是就好了就好了) If only I knew his name!If only we had followed your advice!If only I could see him again! 要是我們的父母能和我們住在一起就好了。要是我們的父母能和我們住在一起就好了。 要是我沒錯過火車就好了！要是我沒錯過火車就好了！If only our parents could live with us!If only I hadnt missed the train!3. Its high time +that -should +V.

20、過去時你該走了。我們該睡覺了。Its high time that you went.Its high time that you should go.Its time that we went to bed.Its time that we should go to bed. 虛擬語氣還可以用來表示祝愿，詛咒，禁止等。 表祝愿用 May +主語+動詞原形 May you have a happy life. 希望你能過上幸福的生活。 愿你青春永駐 May your youth last forever.表達強烈的愿望用動詞原形。Long live the Communist Party of

21、 China.God bless you. 經(jīng)典題目經(jīng)典題目1. If you _ him yesterday, you _ what to do now. A.asked would know B.had asked would have knownC. asked him know D. had asked would know2. What would have happened, _ as far as the river bank? A. Bob had walked farther B. if Bob should walk farther C. had Bob walked fa

22、rther D. if Bob walked fartherCD3. How I wish every family _ a large house with a beautiful garden! (02 上海) A. hasB. hadC. will haveD. had had4. When a pencil is partly in a glass of water, it looks as if it _. (95 N) A. breaksB. has broken C. were broken D. had been brokenBC陳述語氣與虛擬語氣陳述語氣與虛擬語氣典型例題典型

23、例題5) The volleyball match will be put off if it _. A.will rain B. rains C. rained D. is rained6) - Would you have called her up _ possible? - Yes, but I _ busy doing my homework. A. had it been was B. if it was were C. if it had been had been D. if it were would beB該句為陳述語氣，因為主句用的是該句為陳述語氣，因為主句用的是 will be put off。真。真實條件句主句為將來時，從句用一般現(xiàn)在時代將來時。實條件句主句為將來時，從句用一般現(xiàn)在時代將來時。問句中用的是虛擬語氣，主句用問句中用的是虛擬語氣，主句用 would have called, 從從句中與過去相反的動詞形式為句中與過去相反的動詞形式為 had done；答句中表示；答句中表示的是真實的情況，所以該用陳述語氣。的是真實的情況，所以該用陳述語氣。A高考題點擊高考題點擊7) You didnt let me drive. If we _ in turn, you _ so t