人教版高中英語選修6 Unit2 Grammar精品課件

1、人教課標(biāo)人教課標(biāo)高二高二 選修選修 6Unit 2虛擬語氣（二）虛擬語氣（二）本節(jié)課我們鞏固復(fù)習(xí)虛擬語氣，本節(jié)課我們鞏固復(fù)習(xí)虛擬語氣，主要復(fù)習(xí)主要復(fù)習(xí)if條件從句和條件從句和wish賓語從句中賓語從句中表示過去情況的虛擬語氣的用法，以表示過去情況的虛擬語氣的用法，以及虛擬語氣在其他從句中的運(yùn)用。及虛擬語氣在其他從句中的運(yùn)用。【觀察體會(huì)觀察體會(huì)】請(qǐng)看下圖及對(duì)話，體會(huì)表示過去的虛請(qǐng)看下圖及對(duì)話，體會(huì)表示過去的虛擬語氣的用法。擬語氣的用法。A: Why didnt Peter take his umbrella to work today?B: He didnt know it was going

2、to rain. If he had known it was going to rain, he would have taken his umbrella to work.A: I wonder why John ran by without saying hello.B: He must have been in a hurry.A: Youre probably right. If he hadnt been in a hurry, he wouldnt have run by without saying hello.I didnt know how to get around th

3、e city when I moved here. I was so confused.A: You know, I wish I had known how to get around the city when I moved here. B: Oh, really? Why?A: If I had known how to get around the city when I moved here, I wouldnt have been so confused.B: I know what you mean.表示過去表示過去if條件條件從句從句條件從句的條件從句的謂語謂語had + 過

4、去分詞過去分詞主句的謂語主句的謂語 should / would / could / might + have +過去分詞過去分詞wish賓語從句中賓語從句中的謂語的謂語had + 過去分詞過去分詞虛擬語氣特殊句型虛擬語氣特殊句型1. wish 的賓語的賓語從句從句現(xiàn)在現(xiàn)在: 過去時(shí)（過去時(shí)（were）過去過去: 過去完成時(shí)過去完成時(shí)將來將來: would/could/might + v. should下面我們?cè)賮砜纯雌渌问降奶摂M下面我們?cè)賮砜纯雌渌问降奶摂M語氣的用法。語氣的用法。1. I wish I were a bird. (現(xiàn)在現(xiàn)在)2. I wish I hadnt made s

5、uch a mistake. (過去過去)3. We wish our parents wouldnt punish us. (將來將來)I wish I were as tall as you. 我希望和你一樣高。我希望和你一樣高。 He wished he hadnt said that. 他希望他沒講那樣的話。他希望他沒講那樣的話。I wish it would rain tomorrow. 我希望明天下雨就好了。我希望明天下雨就好了。2) wish to do 表達(dá)法表達(dá)法 wish sb. / sth. to do I wish to see the manager. = I wan

6、t to see the manager. I wish the manager to be informed at once. = I want the manager to be informed at once.2. would rather that現(xiàn)在現(xiàn)在:過去過去:將來將來:e.g. I would rather you paid me now. I would rather you had gone, too. Dont come. I would rather you came tomorrow.過去時(shí)過去時(shí)過去時(shí)過去時(shí)過去完成時(shí)過去完成時(shí)3. as if /though +

7、clause 現(xiàn)在：現(xiàn)在：過去：過去：過去時(shí)過去時(shí)過去完成時(shí)過去完成時(shí)在在as if / as though后的從句中，常用一后的從句中，常用一般過去時(shí)或般過去時(shí)或“would / could / should / might + 動(dòng)詞原形動(dòng)詞原形”來表示與現(xiàn)在或?qū)肀硎九c現(xiàn)在或?qū)淼氖聦?shí)相反或不太可能實(shí)現(xiàn)的事情。來的事實(shí)相反或不太可能實(shí)現(xiàn)的事情。 They talked as if they had been friends for years. He looks as if he were drunk.e.g. She loves the baby as if it were her ow

8、n son. I remember the whole thing as if it had happened yesterday.4. Its (about/high) time + that過去時(shí)過去時(shí)should + v.你該走了。你該走了。Its high time that you went.Its high time that you weregoing.Its high time that you should go.我們?cè)撊ノ覀冊(cè)撊ニX了。睡覺了。Its time that we went to bed.Its time that we should go to bed. 5.

9、 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 life would be different from today. But for your help, I wouldnt have finished the work. Without your help, I would have failed. But for water, it would be impossible to live in the desert.6. If only 要是就好了要是就好了 e.g. If only I knew

10、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! If only our parents could live with us!要是我沒錯(cuò)過火車就好了！要是我沒錯(cuò)過火車就好了！ If only I hadnt missed the train!7. 在主語、表語、同位語從句中，虛擬語氣用在主語、表語、同位語從句中，虛擬語氣用“should + 動(dòng)詞原形動(dòng)詞原形”或動(dòng)詞原形來表示?；騽?dòng)詞原形來表示。這樣的句型有：這樣的

11、句型有：It is strange / natural / important / no wonder / impossible / necessary / a pity / . that .；My advice / suggestion / requirement / . is that . 等。等。It is important that we (should) master a foreign language.It is strange that she refuse to come to the party.Its necessary that we should study har

12、d.8. 某些簡(jiǎn)單句的固定句型某些簡(jiǎn)單句的固定句型: Heaven help him! God bless you! May you succeed! Long live the Peoples Republic of China! 9. need “不必做不必做”和和“本不該做本不該做” didnt need to do 表示表示: 過去不必做某事過去不必做某事, 事實(shí)上也沒做。事實(shí)上也沒做。 neednt have done 表示表示: 過去不必做某事過去不必做某事, 但事實(shí)上做了。但事實(shí)上做了。e.g. 約翰開車去車站接瑪麗約翰開車去車站接瑪麗, 所以她不必所以她不必步行回家了。步行回家

13、了。John went to the station with the car to meet Mary, so she didnt need to walk back home. 約翰開車去車站接瑪麗約翰開車去車站接瑪麗, 所以她本不必步所以她本不必步行回家了。行回家了。 (Mary步行回家步行回家, 沒有遇上沒有遇上John的車。的車。) John went to the station with the car to meet Mary, so she neednt have walked back home. There was plenty of time. She _. A. mu

14、stnt have hurried B. couldnt have hurried C. must not hurry D. neednt have hurried典型例題典型例題答案答案 D。neednt have done. 意為意為“本本不必不必”, 即已經(jīng)做了某事即已經(jīng)做了某事, 而實(shí)際上不而實(shí)際上不必要。必要。mustnt have done用法不正確用法不正確, 對(duì)過對(duì)過去發(fā)生的事情進(jìn)行否定性推斷應(yīng)為去發(fā)生的事情進(jìn)行否定性推斷應(yīng)為couldnt have done, “不可能已經(jīng)不可能已經(jīng)”。 must not do不可以不可以 (用于一般現(xiàn)在時(shí)用于一般現(xiàn)在時(shí)) 根據(jù)語境，用虛擬語

15、氣完成下列對(duì)話。根據(jù)語境，用虛擬語氣完成下列對(duì)話。1. A: Why didnt you go to the movies with your friends last night? B: I wasnt in the mood to see a film. If _ _ _ I had been in the mood to see a film, I would have gone to the movies with my friends last night.2. A: Why didnt you do your homework last night? B: I didnt brin

16、g my book home. If _ _ _I had brought my book home, I would have done my homework last night.3. A: I wonder why Mom went to sleep so early. B: She must have had a hard day at the office. A: Youre probably right. If _ _ _ _ she hadnt had a hard day at the office, she wouldnt have gone to sleep so ear

17、ly.4. A: I wonder why my barber cut my hair so quickly today. B: He must have had a lot of customers after you. A: Youre probably right. If _ _ _ _ he hadnt had a lot of customers after me, he wouldnt have cut my hair so quickly today.5. I didnt have my shopping list with me this morning. I forgot t

18、o buy eggs.A: You know, I wish _ _B: Oh, really? Why?A: If _ _ _B: I know what you mean. I had had my shopping list with me this morning, I wouldnt have forgotten to buy eggs. I had had my shopping list with me this morning.6. I wasnt prepared for my English test. I got a low grade.A: You know, I wi

19、sh _ _B: Oh, really? Why?A: If _ _B: I know what you mean. I had been prepared for my English test, I wouldnt have got a low grade. I had been prepared for my English test. 從從A、B、C、D四個(gè)選項(xiàng)中，選出可以四個(gè)選項(xiàng)中，選出可以 填入空白處的最佳選項(xiàng)。填入空白處的最佳選項(xiàng)。1. We _ Johns name on the race list yesterday but for his recent injury. A. will put B. will have put C. would put D. wou