2013-2014學(xué)年高二英語課件：Unit5Thepowerofnature-Grammar（新人教版選修6）

1、高二 選修6 Unit 5英 語 課 件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

2、 Hawaii already, I didnt 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)-ing 形式的用法1. ing 形式作狀語用法例句時(shí)間Walking along the street, I met Mary. (= While I was walking along th

3、e street.)在街上走的時(shí)候，我遇到了瑪麗。用法例句讓步Knowing where I live, he never come to see me .(= Though he knows where I live, .) 盡管他知道我的住處，但從不來看我。用法例句原因Being tired, I stopped to take a rest.(= Because I was tired, .)因?yàn)槠＞?，我停下來休息。條件Turning to the left, you will find the school. (= If you turn to the left, .)向左走，你就會(huì)找

4、到那個(gè)學(xué)校。用法例句伴隨I stood there, waiting for her. (= , and waited for her.) 我站在那兒等她。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(gè)地方雨下的如此大，以至引發(fā)了洪災(zāi)。2. ing形式的完成式句型主動(dòng)Having +p.p. , 主語+謂語被動(dòng)(Having been) +p.p. , 主語+謂語用法ing形式的完成式所

5、表示的時(shí)間在謂語動(dòng)詞之前 表示被動(dòng)可直接用過去分詞例句Having finished my work, I went home. (= After I had finished my work, .)工作做完只后，我就回家了。例句：(Having been) written in haste, the book has some faults. 這本書因倉促寫成，所以有些缺憾。分詞 (短語) 作狀語時(shí), 其邏輯主語必須與句子的主語一致。如果不一致，必須用獨(dú)立主格結(jié)構(gòu)來表示，也就是在分詞前面加上它的邏輯主語。 3. 使用- ing形式需注意的幾個(gè)問題。 My wife had a long ta

6、lk with Sally, explaining why she didnt want the children to play together. 我妻子與莎莉談了很長(zhǎng)時(shí)間, 解釋她為什么不想讓孩子們?cè)谝黄鹜妗?現(xiàn)在分詞explaining是句子主語my wife做的動(dòng)作,它們之間是主動(dòng)關(guān)系, 即explaining的邏輯主語，就是句子的主語my wife 。)The train having gone, we had to wait another day.（the train邏輯主語 + having gone 即為獨(dú)立主格結(jié)構(gòu)）分詞短語做狀語時(shí)，前面可以加上連詞或介詞，但是分詞短語和

7、句子之間不能用并列連詞(如but，and)，因?yàn)椴⒘羞B詞接的是兩個(gè)并列成分，而分詞短語只是全句的一個(gè)狀語部分，分詞和主句之間可用逗號(hào)。例如:誤: Having been told many times, but he still couldnt understand it.正: He was told many times, but he still couldnt understand it. 或 Having been told many times, he still couldnt understand it.-ing的一般式和完成式現(xiàn)在分詞都可以表示先后接連發(fā)生的動(dòng)作。在可能引起誤解

8、的場(chǎng)合應(yīng)該用完成式現(xiàn)在分詞表示先發(fā)生的動(dòng)作。例如:Opening the drawer，he took out his wallet. (=He opened the drawer and took out his wallet.)他打開抽屜，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。 Having brushed his teeth, Mr. Brown came downstairs for breakfast. 布朗先生刷

9、過牙, 就下樓來吃早飯。(此句如寫成: Brushing his teeth, Mr. Brown came downstairs for breakfast. 可能指 “邊刷牙, 邊下樓 。) 分詞的否定形式是在分詞短語前面加上 not, never等否定詞構(gòu)成。例如:Not fearing the fire, the child touched and got a finger burnt. 小孩兒不知道 怕火，用手去摸，把手指燙了。Not knowing how to find the subway, I asked a policeman for help. 我不知怎樣找到地鐵，就去找

10、警察幫忙。 I. 每空填一詞，使該句與所給句子的意思相同。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 along練習(xí)3. If it is sunny, well go for a picni

11、c 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 such mistakes. _ _ _ by the tea

12、cher, 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 to France with his father. _ _ _