優(yōu)品課件之Unit3Understandingeachother

1、優(yōu)品課件 Un it 3 Un dersta nding each other Unit 3 Un dersta nding each other Grammar and Usage Step 1: General introduction The grammar items in this unit focus on un real con diti on als. Un real con diti on als are used to express a con diti on or situati on that is not real or is imag in ary.You sho

2、uld pay attention to the forms of the predicate verbs in differenttenses whenyou use sentences in unreal conditionals. You are expected to use un real con diti on als and how to use unreal conditionalscorrectly. Step 2: Explana tion 1. Readthe following sentences. If my husband hadn t been caught in

3、 the rain, he would not have got a fever. Nothing would have happened to him if he had not visited his friend on Saturday If I were you, I would not have visited the frie nd on Saturday .In the above senten ces, what has bee n said is un real. The verb forms like these can also be called the subjunc

4、tive.Can you find out in what cases the unreal conditionalsare used? And can you say the sentences in another way, not using the unreal conditional s? Sample an swers (1) My husba nd was caught in the rain, so he got a fever. (2) He visited his friend on Saturday, so something happened to him. (3) I

5、 am not you, so I visited the friend on Saturday. 2. ReadPoint 4 to see howto form unreal conditionals of the prese nt, past of future time. Use the three structures to tran slate some senten ces. (1)如果我是一個學(xué)生，我將更加努力地學(xué)習(xí)。(2)如果你昨天去 聽音樂會的話，你將會遇到她了。 (3)如果明天下雨的話，會議將 會推遲。 Sample an swers (1) If I were a do

6、ctor, I would save her life without hesitation. (2) If you had gone to the concert yesterday, you would have met her. (3) If it rained tomorrow, the meeti ng would be put off. 3. Please read Point 3 and you will find out only should, were or had can be used in the inv ersi on. Change the fol lowi ng

7、 sen ten ces into their no rmal order and compare the differe nces betwee n the two types of sentences. (1) Should it rain tomorrow, we would not go outing. (2) Had you comeearlier, you would have met my sister. (3) Were you to take the train, you would be there much sooner. Answers (1) If it should

8、 rain tomorrow, we would not go outing. (2) If you had come earlier, you would have met my sister. (3) If you were to take the train, you would be there much sooner. For reference 動詞的語氣一一虛擬語氣一、語氣的定義和種類I、 語氣：語氣是動詞的一種形式，它表示說話人對某一行為或事情的看 法和態(tài)度。2、語氣的種類：(1)陳述語氣：表示動作或狀態(tài)是現(xiàn)實(shí) 的、確定的或符合事實(shí)的，用于陳述句、疑問句和某些感嘆句。如： We

9、 are not ready.我們沒準(zhǔn)備好。What a fine day it is! 多好 的天氣??！(2)祈使語氣：表示說話人的建議、請求、邀請、命令等。 如：Open the door, please。請打開門。(3)虛擬語氣：表示動作 或狀態(tài)不是客觀存在的事實(shí)，而是說話人的主觀愿望、假設(shè)或推測等。 如：If I were you, I should study En glish.如果我是你，我就 學(xué)英語了。Mayyou succeed!祝您成功！二、虛擬語氣在條件從句 中的用法 條件句有兩類，一類是真實(shí)條件句，一類是虛擬條件句。 如果假設(shè)的情況是有可能發(fā)生的，就是真實(shí)條件何。在這種真

10、實(shí)條件 句中的謂語用陳述語氣。女口 : If it doesn t rain tomorrow, we will go to the park.如果明天不下雨，我們就去公園。如果假設(shè)的情 況是過去或現(xiàn)在都不存在的，或?qū)聿淮罂赡馨l(fā)生的，則是虛擬條件 句。女口 : If he had seen you yesterday, he would have asked you about it.如果他昨天見到你，他會問你這件事的。(事實(shí)上他昨天 沒見到你，因此也未能問你這件事。)在含有虛擬條件句的復(fù)合句中， 主句和從句的謂語都要用虛擬語氣?，F(xiàn)將虛擬條件從句和主句的動 詞形式列表如下：從句主句與現(xiàn)在事實(shí)

11、相反 動詞的過去式(be 的過去式一般用 were) would/ should/ could/ might + 動詞原形 與過去事實(shí)相反 had + 過去分詞 would/ should/ could/ might + have +過去分詞 與將來事實(shí)相反 動詞過去式，should +動詞原形， were to + 動詞原形 would/ should/ could/ might + 動詞原形 注： 主句中的should只用于I、we,但在美國英語中，should常被would 代替；從句中的should可用于各種人稱。I.表示與現(xiàn)在事實(shí)相反 的假設(shè)和結(jié)果。女口 ： If my brothe

12、r were here, everything would be all right.要是我哥哥在這兒，一切都沒問題了。2.表示與過去 事實(shí)相反的假設(shè)和結(jié)果。如：If you had taken my advice ，you would nt （couldn t） have failed in the exam.如果你按照我的 建議去做，你一定不會（不可能）考試不及格。3.表示與將來事實(shí)可 能相反的假設(shè)和結(jié)果。如：If it were Sunday tomorrow, I should （would，could， might） go to see my grandmother.如果明天是星 期

13、天，我就（可能）去看望我奶奶。If it were to snowthis evening, they would n ot go out.如果今晚下雪，他們將不出去了。4.在 條件句中如果出現(xiàn) were, had, should 可省去if，將主語與這些詞 倒裝，例如： Had the doctor comelast night, the boy would have saved. Were I to go to the moon one day, I would see it with my own e yes. Should it rain tomorrow, we would stay

14、 at home. For referenee Relative items in recent years college entrance exam in ati on: 1. I was really an xious about you. Youhome without a word. （2001 全國）A. must nt leave B. should nt have left C. could nt have left D. n eed nt leave 2. Howdo you we go to Beijing for our holidays? （2004福建）一I thin

15、k we d better fly there. It s muchmore comfortable.A. insist B. want C. suppose D. suggest 3. I have lost one of my gloves. I it somewhere. A. must drop B. must have dropped C. must be dropp ing D. must have been dropped 4. Eliza rememberseverything exactly as if it yesterday. （2006 全國 I） A. was hap

16、pening B. happens C. has happened D. happened 5. fired, your health care and other ben efits will n ot be immediately cut off. A. Would you be B. Should you be C. Could you be D. Might you be Keys: 1-5 BDBDB Step 3: practice 1. Read the dialogue between Ma Li and Ye Fei on page 40 and fill in each b

17、lank with the proper verb form. Answers （1） went （2） would expect （3） went （4） would give (5) went (6) would see (7) did (8) would be (9) had traveled (10) would have found (11) went (12) would take (13) had (14) would join (15) would know 2. Read the instructions and the articles on page 41 and und

18、erline the sentences which use unreal conditionals.Answers In my youth, if I could have traveled to another country, I would have, but I had to work, as our family was very poor and n eeded ano ther wage. That meant I could not finish my education. MaLi, education is very important. A good educati o

19、n will help you succeed. Should you get in to uni versity in the future, you would have to go and take the opport uni ty. This will en able you to get a good job. Had I had the cha nee, I would have really enjoyed it. I think I would have studied Medicine. If you should get the chanee to go overseas

20、, then you should take it. I th ink it is very importa nt to try to un dersta nd as much about the world as possible and travel helps you to do that. Hopefully you might become a successful bus in ess pers on or a con sulta nt some day. Were you to do that, you would certai nly have our approval and

21、 we would all be very proud of you. I aman Id mannow, but I still have an ambition to travel to Beijing one day. Should I get to Beijing, I would visit the Forbidden City where the emperors once lived. But I wonder, Ma Li, had I had more opport un ities whe n I was grow ing up, would I have bee n as

22、 happy as I am now? Step 4: Con solidati on I. Multiple choice 1. If Iwhere he lived, Ia n ote to him. A. knew, would B. had known, would have sent C. know, would send D. knew, would have sent 2. Mary is ill today. If she, sheabse nt from school. A. were not ill; would n t be B. had bee n ill; would

23、 nt have bee n C. had bee n ill; should have bee n D. had nt bee n ill; could be 3. If you had eno ugh mon ey, what? A. will you buy B. would y ou buy C. would you have bought D. will you have bought 4. WereI to do it, I 優(yōu)品課件 it some other way. A. will do B. would do C. would have done D. were to do

24、 5.1him the an swerpossible, but I was so busy the n. A. could tell; if it had bee n B. must have told; were it C. should have told; had it been D. should have told; should it be 6. You did nt take his advice. his advice, yousuch a mistake. A. Had you take n; would nt have made B. If you had take n;

25、 would make C. Were you lo take; shouldn t have made D. Have you taken; won t have made 7. If he, hethat food. - Luckily he was sent to the hospital immediately. A. was warned; would not take B. had bee n warn ed; would not have take n C. would be warn ed; had not taken D. would have been warned; had not taken 8. I didn t see your sister at the meeti ng. If she, she would have met my brother. A. has come B. did comeC. cameD. had come 9. Jane would n ever have gone to t