虛擬語氣+it的用法課件

1、虛 擬 語 氣虛擬語氣是一種特殊的動(dòng)詞形式.一是用來表示說話人所說的話不是一個(gè)事實(shí)，而是一種_、 _ 、 _等；一是表示說話人的_ 、 _ 、 _ 、 _ 等DefinitionRecallSubjunctive Mood(虛擬語氣虛擬語氣1. If 型與_事實(shí)相反虛擬If 從句的謂語形式主句的謂語形式現(xiàn)在與現(xiàn)在事實(shí)相反虛擬If I _ as tall as Yao Ming, I _ become a famous basketball player.與現(xiàn)在事實(shí)相反虛擬：If I _ a lot of money, I _ buy a villa(別墅.與現(xiàn)在事實(shí)相反虛擬：如果我是一名百萬富

2、翁，我會給新我的中學(xué)建一座圖書館。如果我有足夠的錢，我為每一位學(xué)生提供免費(fèi)的三餐。如果我是超人，我會把釣魚島從日本手里搶回來。If I _ a millionaire, I _ build a library for our Middle School. If I _ enough money, I _ (supply) free food to the students. If I _ a superman, I _ seize Diao Yu Islands back from Japan.Group work與過去事實(shí)相反虛擬：If Jack _ (not be)on board the

3、 Titanic, he_(not meet) Rose.If 從句的謂語形式主句的謂語形式過去與過去事實(shí)相反虛擬：If jack hadnt been on board the Titanic, he wouldnt have met Rose. If you had come a few minutes earlier, you would/could/should/might have met him. 要是你早來幾分鐘的話，你就能見到他了。(與過去事實(shí)相反)If Titanic _ ( not hit) an iceberg, the unsinkable ship _ (not si

4、nk) into the ocean.與過去事實(shí)相反虛擬：If he _ (drive )more carefully, he _ (not have)the car accident yesterday.與過去事實(shí)相反虛擬：如果開學(xué)那天凱特老師不上街去吃飯，她就不會被車撞，如果她小心點(diǎn)，她就能躲過這場事故。如果司機(jī)開慢點(diǎn)，就能防止這次事故。如果她不出這次事故，她就可以快樂的上班了。If Miss Kate _(not go) out to have lunch, she _( not hurt) by a three-wheeled car. If she _ (be) careful wh

5、en crossing the street, she _ (escape) the accident；and if the driver _(drive) slowly, the accident _ _(avoid). If she _ (not have) such a terrible accident, she _(go) to work happily everyday now.與過去事實(shí)相反虛擬：Group work：If 從句的謂語形式主句的謂語形式將來 If it should be fine next Friday, I would go shopping.與將來事實(shí)相反虛

6、擬：If the students were to have / had 5 days off next week, the students should be very happy.如果下星期同學(xué)們放五天假，同學(xué)們會很快樂。If the God _(give) meanother chance，I_ (tell) the girl three words, “ I love you. If I _(have to) set a time limit to our love, It_ (be)10,000 years! 如果上天能夠給我一個(gè)再來一次的時(shí)機(jī)，我會對那個(gè)女孩子說三個(gè)字：我愛你。如

7、果非要在這份愛上加上一個(gè)期限，我希望是-一萬年! 大話西游與將來事實(shí)相反虛擬：如果你有朝一日成為國王，我就是皇帝的老師，到那時(shí)我將作為國王的老師受到人們的尊敬。我將為景棋瑞感到自豪。If you becomes king of our country in the future, I will become the kings master. By then I would be respected by people as kings master and Ishall be proud of her.Group work(改正文章中出現(xiàn)的三處錯(cuò)誤虛擬語氣1. If 型虛擬用法小結(jié)過去式 (

8、were)had donewould/could/should/might +V. (原)would/could/should/might +have done1.過去式2. should+ V.(原)3. were to dowould/could/should/might +V. (原)虛擬語氣1. If 型虛擬用法小結(jié)1.If you had told me in advance, I _ him at the airport. A. would meet B. would had met C. would have met D. would have meet 高手過招Exercise

9、s2.if it_ tomorrow, I wouldnt attend the party. A. rain B. rains C. had rained D. were to rain 3.I would have gone to the meeting if I _ time. A. had had B. have had C. had D. would have had虛擬語氣4.Alan _ the party if he had gone to London. A. would have missed B. had missed C. would miss D. missed高考沖

10、刺1.(2021天津)We would have called a taxi yesterday if Harold _ us a ride home. A. didnt offer B. wouldnt offer C. hasnt offered D. hadnt offered2. If he my advice, he wouldnt have lost his job.(2021,天津)A. followed B. should follow C. had followed D. would follow3. John went to the hospital alone. If h

11、e _ me about it, I would have gone with him.(2021,重慶) A. should tell B. tells C. told D. had told4. If we _ the other road ,we might have arrived here in time for the meeting.(2021,陜西) A. take B. had taken C. took D. have taken判斷是否虛擬2. 判斷虛擬類型3. 判斷虛擬時(shí)間Pass!虛擬語氣應(yīng)試對策What would have happened if the farm

12、er hadnt seen the snake? If the famer _(not see) the snake, he _ (not put) it under his coat; if he _ (not put)it under his coat ,the snake _ (not bite)him;if the snake_ (not bite)him,he _(not die).(農(nóng)夫與蛇)與過去事實(shí)相反虛擬重點(diǎn)穩(wěn)固：虛擬語氣If型特例1：混雜條件句：定義：從句與主句的動(dòng)作發(fā)生的時(shí)間不同If they had studied hard, they could do it easi

13、ly now.虛擬語氣If型特例2：省略 if 的條件從句：用法：從句中有 were, had 或 should 時(shí)， 省略if ，而把它們放在句首。3. If you had not helped me，I should have failed.2. If he should fail in the experiment this time, he would try again. 1. If I were you, I would not do that.在賓語從句，表語從句，同位語從句及主語從句中2. Should + V 型虛擬語氣句型 it is necessary/strange/

14、that +從句三個(gè)建議四個(gè)要求insistorder, commandadvise, suggest, proposedemand, require, request, ask其后的賓語從句及以其同根名詞引導(dǎo)的主語，表語，同位語從句中。虛擬語氣Should +v 型兩個(gè)命令一個(gè)堅(jiān)持1.在賓語從句，表語從句，同位語從句，主語從句中。這種用法的詞有：Translation他建議我們早點(diǎn)回家。虛擬語氣賓語從句主語從句表語從句同位語從句TIPST. or F. You pale face suggests that you (should) be ill. Your pale face sugges

15、ts that you are ill. I insisted that you ( should) be wrong. I insisted that you were wrong.insist / suggest 各有兩種意思，要用不同的語氣Insist 表示“堅(jiān)決要求時(shí)，用_形式，Insist 表示“堅(jiān)持認(rèn)為，堅(jiān)持說時(shí)，用_語氣Suggest 表示“建議時(shí)，用_形式。Suggest 表示“說明、暗示時(shí)，用_語氣。虛擬語氣虛擬語氣類似用法的詞有：necessary，strange，natural，desired， a pity, a shame, no wonder 。Should + V

16、 型2. It is important (necessary, strange,) that .我們有必要出去散散步。 她這樣做是很自然的。重要的是我們要照顧好病人。 Should + V 型虛擬語氣TranslationWish / As if (though)3.類似 if 型虛擬語氣Would rather/ If only But for +n/ Without +n Its (high) time +thatWish/As if / though+從句現(xiàn)在: 過去: 未來:類似 if 型1虛擬語氣例句1. I wish I were 30 years younger.2. I wi

17、sh (that) you would get a good job.3. He wished he hadnt done it.4. He treats the little girl as if she were he own daughter.類似 if 型 would Rather + that 從句 寧愿。If only +要是。過去時(shí)過去完成時(shí)過去時(shí)過去完成時(shí)類似 if 型2虛擬語氣Its (high) time +that過去時(shí)(were)/Should(不省) +V.你該走了。Its high time that you went.Its high time that you

18、should go.我們該去睡覺了。Its time that we went to bed.Its time that we should go to bed. 類似 if 型3類似 if 型4虛擬語氣but for +n(要不是), without +n, otherwise(否那么)，in that case，一些短語相當(dāng)于虛擬條件從句if, 其后的句子與虛擬條件主句用法一致。+句子現(xiàn)在/將來過去1. But for your help, we (make) such rapid progress.沒有你的幫助，我們是不會取得這么快的進(jìn)展的。虛擬語氣類似 if 型2. Without a

19、ir, there _ (be) no living things. 如果沒有空氣，就不會有生物 3. Thanks to the brave young man, otherwise, the boy _(die).Subjective moodIf 型Should +v型類似if型?；祀s條件句(各自為準(zhǔn))Were, had ,should提前，省略if1. 一個(gè)堅(jiān)持，兩個(gè)命令， 三個(gè)建議，四個(gè)要求。2. It isnecessary，strange+thatwish/as if Would rather/ if onlyIt is (high) time thatBut for/other

20、wise/ without/in that case1.過去式2.過去完成3.could、would、might +v1.過去式2.過去完成Should不省 +v/過去式1.Would,could,should,might+v2.would,could,should,might+have doneinsistsuggest虛擬語氣Alan _ the party if he had gone to London. A. would have missed B. had missed C. would miss D. missedExercises2. If I knew you were co

21、ming, I _ you at the airport. A. had met B. met C. would meet D. would have met3. If only I _ to my parents! (But I didnt.) A. listened B. had listened C. should listen D. would listen4. Tom suggested that Ann _ the house. A. sell B. sold C. shall sell D. would sell5. I wish this bus _ to the univer

22、sity. A. go B. went C. has gone D. had gone虛擬語氣6. Simon looks as though he never _ a square meal(吃得飽), though his parents feed him very well. A. get B. getting C. got D. should get7. He is talking so much about America as if he _ there. A. had been B. were C. was D. been8. I _ you some money, but I

23、hadnt got any then. A. would lend B. would have lent C. could lend D. may have lent9. Have you ever been to Beijing? - No, but I wish I _. A. have B. will C. do D. had10. I dont think it is the right time that you _. A. will go B. went C. go D. must go11. When a pencil is partly in a glass of water,

24、 it looks as if it . A. breaks B. has broken C. were broken D. had been brokenIt的用法Its 10:08Its lovely It weighs only 3 kilosIts a large sum of money2.2.指_:It was nearly midnight when she came back.So you are going to be married this time？When is it？2.3.指_:It was very quiet in the caf.2.4.指_：It is h

25、alf an hours walk to the city centre. 2.5.指_：Who is it? -Its me.Her face lighted when she saw who it was. 2.6. 指_：It doesnt matter. /It is a shame, isnt it?根本用法: _ was a sunny day. Peter decided to go for a walk to the park, though _ was two miles away. _ was so comfortable to walk on the street. Su

26、ddenly _began to rain. He found _ hard to walk there. Then he took a bus home. Unfortunately _ went wrong. When he got home, he was wet through. Thus _ was a day that he would never forget.Eg: It was a sunny day. Peter decided to go for a walk to the park, though it was two miles away. Summary 2 It

27、can be used as impersonalpronouns to talk about time, date, distance or weather and so on. S+ think + it + necessary +( for sb. ) to do sth. The chairman thought _ necessary to invite Professor Smith to speak at the meeting.(05全國)A. that B. it C. this D. himSentence patterns: find possiblefeelimport

28、ant /that形式賓語 2. S+ V + it + ones duty + ( for sb. ) to do sth. /that 3. S + V + it + no good + doing sth. no use 形式賓語I think it his duty to clean the blackboard.Sentence patterns: a rulean honour find possibleS+ think + it + necessary +( for sb. ) to do sth. /that feel important Sentence patterns:形

29、式賓語 a rule2. S+ V + it + ones duty + ( for sb. ) to do sth. /that an honour 3. S + V + it + no good + doing sth. no use I like _ in the autumn when the weather is clear and bright.(全國)A. this B. that C. it D. oneSentence patterns:形式賓語Please see to it that the door is locked. See to it that you are h

30、ere on time tomorrow morning. You may depend on it that it is true.You may depend on it that we support you You may depend on it that he will turn up in time. It is necessary to be prepared for a job interview. Having the answers ready will be of great help.2. The Foreign Minister said, “It is our h

31、ope that the two sides will work towards peace.3. It is known to everybody that the moon travels round the earth once every month.形式主語高考真題 It is clear ( obvious， true， possible， certain.) that . 該句型中it 是形式主語，真正的主語是that 引導(dǎo)的主語從句，常譯為“清楚顯然，真的，肯定是主語從句最常見的一種結(jié)構(gòu)。 4. It is important ( necessary， strange， nat

32、ural.) that . 該句型和上一個(gè)同屬一個(gè)句型；由于主句中的形容詞不同，that 后的從句中要用_.5. It is said (reported,thought,believed.) that . 6. It is suggested ( ordered /demanded/insisted/commanded. ) that . 該句型和上一個(gè)同屬一個(gè)句型，主句中的過去分詞是表示請求，建議，命令等詞時(shí)，that后的從句要用虛擬語氣should + 動(dòng)詞原形，should 可以省；常譯為“據(jù)建議；有命令 7. It is a pity ( a shame . ) that . 該句型

33、中，that后的從句一般用虛擬語氣should + 動(dòng)詞原形，should可省去表示出乎意料，常譯為“竟然。沒有這種意義時(shí)，那么不用虛擬語氣。 8. It is time ( about time ，high time ) that . 該句型中that 后的從句應(yīng)該用虛擬語氣，值得注意的是 常用過去時(shí)態(tài)表示虛擬 有時(shí)也用should + 動(dòng)詞原形，should 不能省，常譯為是正是的時(shí)侯 9. It is the first ( second . ) time that sb has/have done sth10. It is . since .。 該句型主要用作處理瞬間動(dòng)詞的完成時(shí)，又要

34、和表示一段時(shí)間的時(shí)間狀語連用的問題，主句中是時(shí)間作表語，其時(shí)態(tài)是現(xiàn)在時(shí)或完成時(shí)，since 引導(dǎo)的從句通常是一般過去時(shí)態(tài)，而且是瞬間動(dòng)詞。如果主句是一般過去時(shí)，從句那么用過去完成時(shí)。 11. It is . when .。 該句型中的 when 引導(dǎo)的是一個(gè)時(shí)間狀語從句，主句中的 it 指時(shí)間，表語由具體的時(shí)間充當(dāng)，常譯為“當(dāng)?shù)臅r(shí)候，是 12. It be . before . 該句型主句中的 it 指時(shí)間， 主句中的時(shí)態(tài)常是將來一般時(shí)或過去時(shí)兩種時(shí)態(tài)主句中的表語多是long， not long ， 3 days ， 2 weeks 等表示時(shí)間段的詞或短語，常譯為“之后。 13. It hap

35、pens (seems， appears) that. 該句型中it是形式主語，that 引導(dǎo)的是主語從句，主句中的happen ， seem等詞是不及物動(dòng)詞。 14. It takes sb. . to do sth. 15. It is no good (use ) doing sth. 該句型中的真正主語是動(dòng)名詞短語，主句中的表語可以是no good ， ( not any good ) ， no use ， ( not any use )。 16. It doesnt matter whether ( if ) . 該句型中whether(if) 引導(dǎo)的從句是真正主語，該句型常譯為不管

36、是否沒關(guān)系。17. It is kind ( of sb. ) to do sth. 該句型中的不定式短語是真正主語，如果不定式的邏輯主語是由 of引起，主句中的形容詞必須是能表示邏輯主語特征的形容詞。 常見的有：18. It is necessary ( for sb. ) to do sth. 該句型與上一個(gè)同屬一個(gè)句型，如果不定式的邏輯主語是由for引起，主句中的形容詞通常是表示重要性，緊迫性，頻繁程度，難易，平安等情況的形容詞。 常見的形容詞有： =在中的形容詞作表語可以用從句改寫， 如： It is important for her to come to the party. =

37、It is important that she (should ) come to the party. possibleIt is / was + adj. necessary + ( for sb. ) to do sth. / clause important ones duty It +is /was + n. ones hope + that /( for sb. ) to do sth. an honour saidIt is / was p.p. known + that-clause believed 形式主語It is the ability to do the job_

38、matters not where you come from or what you are. A. one B. that C. what D. it強(qiáng)調(diào)句型高考真題.it的重要句型1. It is + 被強(qiáng)調(diào)局部 + that . 2. It is not until + 被強(qiáng)調(diào)局部 + that . not . until . 的強(qiáng)調(diào)形式。 It was _ back home after the experiment. A. not until midnight did he go B. until midnight that he didnt go C. not until mid

39、night that he went D. until midnight when he didnt go In which play is _ your brother appears? A. that where B. this when C. it that D. it where It was in the lab _ was taken charge of by Professor Zhang _ they did the experiment. A. where; that B. which ; where C. that ; where D. which; that強(qiáng)調(diào)句型The

40、 Parkers bought a new house but _ will need a lot of work before they can move in. A. they B. it C. one D. which2. Weve been looking at houses but havent found _ we like yet. A. one B. ones C. it D. them3. Im moving to the countryside because the air there is much fresher than _ in the city. A. ones

41、 B. one C. that D. those易誤辨析:it / one / thatTranslate the following:過了很久他才回來. 2. 我們很久后才會見面的.3. 我離開這所學(xué)校已經(jīng)很久了.It is +時(shí)間段+since(過去時(shí)).It + will be +時(shí)間段 +before(一般現(xiàn)在時(shí))It + was + 時(shí)間段 + before(過去時(shí))易誤辨析:在一些固定用法中考查常見的固定用法有: make it 成功，安排在或定在某時(shí)間forget it 別提了，忘了它吧Dont mention it 別提了，表示不用謝It doesnt matter 沒關(guān)系It

42、(That) depends 視情況而定You guessed it 你猜著了Its hard to say 很難說 Its up to you to do sth.由你來決定做某事1. If I can help _, I dont like working late into the night. A. so B. that C. it D. them2.As the busiest woman in Norton, she made _ her duty to look after all the other peoples affairs in that town. A. this B. that C. one D. it3. Id appreciate _ if you would like to teach me how to use the computer. A. that B. it C. this D. you4. _ is our belief that improvements in health care will lead to a stronger, more prosperous economy. A. As B. That C. This D. It5. I just wonder _ that makes him