版高二選修ppt課件

1、Grammar Review the usage of ing form below. Examine the sentences and discuss in what way the structures similar to each other and in what way they are different.Looking carefully at the ground, I made my way to the edge of the crater.Having experienced quite a few earthquakes in Hawaii already, I d

2、idnt take much notice.The ing form used as an adverbial.Having + past participle (the perfect -ingform) to refer to an action that took place before the time expressed by main verb.小結(jié)小結(jié)-ing 方式的用法方式的用法1. ing 方式作狀語方式作狀語用法用法例句例句時間時間Walking along the street, I met Mary. (= While I was walking along the

3、street.)在街上走的時候，我遇到在街上走的時候，我遇到了瑪麗。了瑪麗。用法用法例句例句原因原因 Being tired, I stopped to take a rest.(= Because I was tired, .)因因?yàn)槠＞?，我停下來休息。為疲倦，我停下來休息。條件條件 Turning to the left, you will find the school. (= If you turn to the left, .)向左走，你就會找到那個向左走，你就會找到那個學(xué)校。學(xué)校。用法用法例句例句讓步讓步 Knowing where I live, he never come to

4、 see me .(= Though he knows where I live, .) 盡管他知道我的住處，盡管他知道我的住處，但從不來看我。但從不來看我。用法用法例句例句伴隨伴隨 I stood there, waiting for her. (= , and waited for her.) 我站在那兒等她。我站在那兒等她。結(jié)果結(jié)果 It rained heavily, causing severe flooding in the area.(= It rained heavily so that it caused severe flooding in the area.)在這個地方雨

5、在這個地方雨下的如此大，以至引發(fā)了洪災(zāi)。下的如此大，以至引發(fā)了洪災(zāi)。2. ing方式的完成式方式的完成式句句型型主主動動Having +p.p. , 主語主語+謂語謂語被被動動(Having been) +p.p. , 主語主語+謂語謂語用法用法ing形式的完成式所表示的時間在謂形式的完成式所表示的時間在謂語動詞之前語動詞之前 表示被動可直接用過去分詞表示被動可直接用過去分詞例句例句Having finished my work, I went home. (= After I had finished my work, .)工作做工作做完只后，我就回家了。完只后，我就回家了。例句：例句：(H

6、aving been) written in haste, the book has some faults. 這本書因倉促寫這本書因倉促寫成，所以有些缺憾。成，所以有些缺憾。分詞分詞 (短語短語) 作狀語時作狀語時, 其邏輯主語必其邏輯主語必需與句子的主語一致。假設(shè)不一致，需與句子的主語一致。假設(shè)不一致，必需用獨(dú)立主格構(gòu)造來表示，也就是必需用獨(dú)立主格構(gòu)造來表示，也就是在分詞前面加上它的邏輯主語。在分詞前面加上它的邏輯主語。 3. 運(yùn)用運(yùn)用- ing方式需留意的幾個方式需留意的幾個問題。問題。 My wife had a long talk with Sally, explaining why

7、 she didnt want the children to play together. 我妻子與莎莉談了很長時間我妻子與莎莉談了很長時間, 解釋解釋她為什么不想讓孩子們在一同玩。她為什么不想讓孩子們在一同玩。(如今分詞如今分詞explaining是句子主語是句子主語my wife做的動作做的動作,它們之間是自動關(guān)系它們之間是自動關(guān)系, 即即explaining的邏輯主語，就是句子的主的邏輯主語，就是句子的主語語my wife 。)The train having gone, we had to wait another day.the train邏輯主語邏輯主語 + having gon

8、e 即為獨(dú)立主格構(gòu)造即為獨(dú)立主格構(gòu)造分詞短語做狀語時，前面可以加上連詞分詞短語做狀語時，前面可以加上連詞或介詞，但是分詞短語和句子之間不能或介詞，但是分詞短語和句子之間不能用并列連詞用并列連詞(如如but，and)，由于并列連，由于并列連詞接的是兩個并列成分，而分詞短語只詞接的是兩個并列成分，而分詞短語只是全句的一個狀語部分，分詞和主句之是全句的一個狀語部分，分詞和主句之間可用逗號。間可用逗號。例如例如:誤誤: Having been told many times, but he still couldnt understand it.正正: He was told many times,

9、but he still couldnt understand it. 或或 Having been told many times, he still couldnt understand it.-ing的普通式和完成式如今分詞都的普通式和完成式如今分詞都可以表示先后接連發(fā)生的動作?？梢员硎鞠群蠼舆B發(fā)生的動作。在能夠引起誤解的場所應(yīng)該用完在能夠引起誤解的場所應(yīng)該用完成式如今分詞表示先發(fā)生的動作。成式如今分詞表示先發(fā)生的動作。例如例如:Opening the drawer，he took out his wallet. (=He opened the drawer and took out h

10、is wallet.)他翻開抽屜，拿出錢包。他翻開抽屜，拿出錢包。Coming into the room, he put down his bag. (=He came into the room and put down his bag.)他走進(jìn)房間，放下提包。他走進(jìn)房間，放下提包。 Having brushed his teeth, Mr. Brown came downstairs for breakfast. 布朗先生刷過牙布朗先生刷過牙, 就下樓來吃早飯。就下樓來吃早飯。(此句如寫成此句如寫成: Brushing his teeth, Mr. Brown came downstai

11、rs for breakfast. 能夠指能夠指 “邊刷牙邊刷牙, 邊下樓邊下樓 。) 分詞的否認(rèn)方式是在分詞短語分詞的否認(rèn)方式是在分詞短語前面加上前面加上 not, never等否認(rèn)詞構(gòu)等否認(rèn)詞構(gòu)成。成。例如例如:Not fearing the fire, the child touched and got a finger burnt. 小孩兒不知道小孩兒不知道 怕火，用手去摸，把手指燙了。怕火，用手去摸，把手指燙了。Not knowing how to find the subway, I asked a policeman for help. 我不知怎我不知怎樣找到地鐵，就去找警察協(xié)助

12、。樣找到地鐵，就去找警察協(xié)助。 I. 每空填一詞，使該句與所給句子的意思每空填一詞，使該句與所給句子的意思一樣。一樣。1. Because he was ill, he didnt go to school. _ _, he didnt go to school.2. When she was walking along the street one day, she met an old friend of hers. _ _ the street one day, she met an old friend of hers. Being illWalking along3. If it i

13、s sunny, well go for a picnic tomorrow. _ _ _, well go for a picnic tomorrow.4. After she had finished her homework, the little girl began to watch TV. _ _ her homework, the little girl began to watch TV.It being sunnyHaving finished5. Because they had been warned by the teacher, they didnt make suc

14、h mistakes. _ _ _ by the teacher, they didnt make such mistakes.6. As it was a holiday, all the shops were shut._ _ _ _, all the shopswere shut.Having been warnedIt being a holiday7. If I had been given a longer time, I could have done it better than planned. _ _ _ a longer time, I could have done it better than planned.8. After I got home, I found my books missing. _ _ _, I found my books missing.Having been givenHaving got home9. When he was still a small boy, he went