現(xiàn)在分詞作狀語詳解課件

1、Welcome to my class Welcome to my class 現(xiàn)在分詞作狀語北京西藏中學(xué) 潘輝文2008-7-1 Leading-in 測一測 看一看Are you familiar with these sentences? Read them and try to get the meaning of each sentence. Leading-in 測一測 看一看Are you1. Few visitors leave Rio feeling disappointed. 2. Not knowing much English, I found it hard to u

2、nderstand them . 3. While walking along the shore, we saw that the water was very dirty. 4. Being the head of the village, he often tells the villagers to protect the farmland.(chosen from Unit 15 of Senior Book II) 1. Few visitors leave Rio feel思考一下以上四句話中劃線部分的用法以上四句話都屬于現(xiàn)在分詞作狀語的用法，那么現(xiàn)在分詞作狀語有那些用法呢？ D

3、iscovering Problems 思考一下以上四句話中劃線部分的用法以上四句話都屬于現(xiàn)在分詞作Solving Problems 現(xiàn)在分詞作狀語的用法Solving Problems 現(xiàn)在分詞作狀語的用法1. 時間狀語相當(dāng)于when,while,after等引導(dǎo)的時間狀語從句1. Hearing the good news, he jumped with joy. =When he heard the good news, he jumped with joy. 2. Having turned off the TV, he began to do his homework. 3. Be

4、careful when crossing the street. = After he turned off the TV, he began to do his homework. =Be careful when you cross the street. 1. 時間狀語相當(dāng)于when,while,after等引4. Seeing those pictures, he couldnt help thinking of those days in Tibet. 5. Arriving at the station, he found the train was late. = When h

5、e saw those pictures, he couldnt help thinking of those days in Tibet. = When he arrived at the station, he found the train was late. 4. Seeing those pictures, he c實踐練習(xí) 完成學(xué)案中練習(xí)一 實踐練習(xí) 完成學(xué)案中練習(xí)一 Answers 2.Hearing the bad news, he felt very sad. 3. Arriving at the station, he found the shop was closed.

6、4.Seeing Zha Xi, I couldnt help thinking of the happy days in Tibet. 5. Having received his letter, I decided to write back. 1. 見黑板 Answers 2.Hearing the bad ne2. 原因狀語(相當(dāng)于原因狀語從句） 1. Being so angry, he couldnt go to sleep. =Because he was so angry, he couldnt go to sleep. =Because I am a teacher, I m

7、ust work hard. =Because he had not received his fathers letter, he decided to telephone him. 2. Not having received his father s letter, he decided to telephone him. 3. Being a teacher, I must work hard.2. 原因狀語(相當(dāng)于原因狀語從句） 1. Being so實踐練習(xí) 完成學(xué)案中練習(xí)二 實踐練習(xí) 完成學(xué)案中練習(xí)二 Answers 2.Being too nervous, he couldnt

8、 speak a word. 3.Being a student, I must study hard. 1. 見黑板 Answers 2.Being too nervous, h3. 伴隨狀語(沒有相應(yīng)的狀語從句可以轉(zhuǎn)換，但可以轉(zhuǎn)換成并列句） 1. They came into the classroom, singing and laughing. 3. He sat there in silence, considering how to solve the problem. = They came into the classroom and they sang and laughed

9、. 2. She sat in an old chair, watching TV. =She sat in an old chair and watched TV. =He sat there in silence and considered how to solve the problem. 3. 伴隨狀語(沒有相應(yīng)的狀語從句可以轉(zhuǎn)換，但可以轉(zhuǎn)換成并列實踐練習(xí) 完成學(xué)案中練習(xí)三實踐練習(xí) 完成學(xué)案中練習(xí)三Answers 2. He went out of the room, singing a song./1. 見黑板3. He sat there in silence, consider

10、ing how to answer the question. holding a book in his hand. Answers 2. He went out of the 4. 結(jié)果狀語(可轉(zhuǎn)化為結(jié)果狀語從句）1. I got up late this morning, not catching the early bus. 2. He shouted in such a loud voice, making the girl cry. =I got up late this morning, so I didnt catch the early bus. =He shouted in

11、 such a loud voice that he made the girl cry. 4. 結(jié)果狀語(可轉(zhuǎn)化為結(jié)果狀語從句）1. I got up實踐練習(xí)完成學(xué)案中練習(xí)四 實踐練習(xí)完成學(xué)案中練習(xí)四 Answers 1.見黑板2. She told us a moving story, making all of us cry. 3. She returned home, finding his parents were not at home. finding the camera on the desk missing. Answers 1.見黑板2. She told us a 學(xué)習(xí)

12、了，實踐了，問題解決了嗎？趕快來小試牛刀吧！ 高考點擊 學(xué)習(xí)了，實踐了，問題解決了嗎？高考點擊 1. _ that she was going off to sleep, I asked if shed like that little doll on her bed. (08北京卷24題） A. SeeingB. To see C. See D. Seen2. He is a student at Oxford university, _ for a degree of computer science. (07北京29題） A. studied B. studying C. to have

13、 studied D. to be studying 3._ ,themoreexpensivethecamera,thebetteritsquality. (07全國卷二17題） AGeneralspeaking BSpeakinggeneral CGenerallyspeaking DSpeakinggenerallyA Bc1. _ that she was going of4. The storm left, _ a lot of damage to this area. (05全國二卷32題） A. caused B. to have caused C. to cause D. ha

14、ving caused 5. Dont sit there _ nothing. Come and help me with this table. (06湖北卷34題） A. do B. to do C. doing D. and doing6. “You cant catch me！” Jane shouted, _ away. (05全國二卷20題） A. run B. running C. to run D. ran 7. _ with so much trouble, we failed to complete the task on time. (06四川33題） A. Faced

15、 B. Face C. Facing D. To faceDCBA4. The storm left, _ a lTips 1.凡是見到having done, having been done,都是“已經(jīng)”，或“動作分先后”。2. 記住下列常用短語 Judging by/from根據(jù)判斷Generally speaking一般說來Speaking of談到 According to 根據(jù)Considering考慮到 Supposing假使，如果 Tips 1.凡是見到having done, havingSummary 1.現(xiàn)在分詞作狀語，可以表時間，原因，伴隨，結(jié)果等，大部分可轉(zhuǎn)化成相應(yīng)的

16、狀語從句2.現(xiàn)在分詞作狀語，可放在句首或句尾。 3. 現(xiàn)在分詞的否定式在前面加not 4. 狀語從句要轉(zhuǎn)化成現(xiàn)在分詞作狀語，其從句的主語和主句的主語必須保持一致，否則不能轉(zhuǎn)化。 Summary 1.現(xiàn)在分詞作狀語，可以表時間，原因，伴隨，Perfect Way of Learning English Show confidenceDiscover problemsSolve problems Remember more Practise more Keep walkingPerfect Way of Learning EnglisHomework 1. Review the points an

17、d the sentences in the handout.2. Finish the last exercise in the handout.3. Preview the V-ed form. Homework 1. Review the points 提出一個問題往往比解決一個問題更重要 ,所以我們要善于發(fā)現(xiàn)。 解決問題就像戰(zhàn)場上炸碉堡，所以要善于各個擊破。 Thanks for your time and patience!提出一個問題往往比解決一個問題更重要 ,所以我們要善于發(fā)現(xiàn)。轉(zhuǎn)化時主語一致2. When the teacher came in , the students w

18、ere reading. 1. When he arrived at the station, he found the train was late. hehe=Arriving at the station, he found the train was late. the teacher the students 從句和主句主語不一致，不宜改成現(xiàn)在分詞作狀語轉(zhuǎn)化時主語一致2. When the teacher camOption one: 過去分詞 Option one: 過去分詞 分詞包括現(xiàn)在分詞和過去分詞， 區(qū)別:分詞時間語態(tài)Doing 進行主動Done 完成被動分詞包括現(xiàn)在分詞和過

19、去分詞， 區(qū)別:分詞時間語態(tài)Doing 分詞做狀語的基本原則： 分詞的邏輯主語必須與句子的主語保持一致。分詞作狀語時必須和句中主語有邏輯上的主謂關(guān)系或動賓關(guān)系，否則不能用分詞作狀語主謂關(guān)系用doing, 動賓關(guān)系用done分詞做狀語的基本原則： 分詞的邏輯主語必須與句子的主語保持一例： You should be careful when crossing the street. (you 與cross 之間是主謂關(guān)系） Given enough time, he will do the job better. (he 與give 之間是動賓關(guān)系，所以用given) The teacher was wiping her tears, surrouned by the students who would go back home.(身邊圍著