公开课现在分词做状语课件

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1、Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,11/7/2009,#,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,（一）,现在分词短语做状语,seeing his mother,，the baby burst into laughter.,Being poor,he couldnt afford a TV set.,Walking in the beach,I pic

2、ked up some colorful seashells.,A.观察下列句子,找出分词动作的发出者。,-,-,-,When he saw his mother,Because he was poor,When I was walking in the beach,讨论：,什么情况下才能用现在分词做状语？,seeing his mother,，the baby burst into laughter.,Being poor,he couldnt afford a TV set.,Walking in the beach,I picked up some colorful seashells.

3、,A.观察下列句子,找出分词动作的发出者。,-,-,-,When he saw his mother,Because he was poor,When I was walking in the beach,What is the similarities of these sentences,?,现在分词作状语,e.g.,Seeing those pictures,she remembered her childhood.,When,she,saw those pictures,she,remembered her childhood.,1.从句主语和主句主语一致,2.句子的主语是分词动作的发

4、出者,你知道哪些状语从句？,时间、原因、结果、条件、让步、方式或伴随,现在分词作状语相当于状语从句,Holding the note in his hand,he stood there quietly.方式,The old man died,leaving nothing but debts,.结果,Being ill,she didnt go to school today.原因,B 辨别句子中分词所表示的状语从句类型,When,leaving the airport,they waved again and again.,时间,Staying here for some time,you

5、ll find the people here are friendly,.条件,While,reading the book,he nodded from time to time,.时间,注意：,现在分词短语作时间状语，所表示的动作与主句的动作,同时发生,，有时可由连词,when,while,引出。,Working harder at English,you will make greater progress.,1.,If you work harder at English,you will make greater progress.,*现在分词短语作条件状语,*,现在分词动作的发出

6、者是(you),C.把状语从句改写成分词短语并说明其功能,2.,Because he was ill,he couldnt go to school.,Being ill,he couldnt go to school.,*现在分词短语作原因状语,*,现在分词动作的发出者是(he),3.,When they saw their teacher,the students stood up.,Seeing their teacher,the students stood up.,*现在分词短语作()状语,*,现在分词动作的发出者是(),时间,the students,4,.Although the

7、y felt very tired,，they kept running.,Feeling very tired,they kept running.,*,现在分词短语作让步状语,*,现在分词动作的发出者是(they),5.The children came into the classroom,and they laughed and talked,.,The children came into the classroom,laughing and talking,.,*现在分词短语作伴随或方式状语,*,现在分词动作的发出者是(,the children,),1._ at my class

8、mates faces,I read the same excitement in their eyes.,Looking B.Look,C.To look D.Looked,D.Choose the best answer.,2.“Cant you read?”Mary said,_,to the notice,.,angrily pointing,B.and point angrily,angrily pointed,and angrily pointing,3.While building a tunnel through the mountain,_.,A.an underground

9、 lake was discovered,B.there was an underground lake discovered,C.a lake was discovered underground,D.the workers discovered an underground lake,4.When_ different cultures,we often pay attention only to the differences without noticing the many similarities.,A.being compared B.comparing C.having com

10、pared D.compared,5.The visiting Minister expressed his satisfaction with the tacks,that he had enjoyed his stay here.,A.having addedB.to add,C.adding D.added,Conclusion,b.现在分词作状语含有 _和 _意义。,现在分词作状语代替状语从句:,a.（从句的主语）和,（主句的主语）必须一致,主动,进行,Homework,Finish the exercise on P37,金榜学案,Thank You,现在分词的时态和语态,主动形式,

11、被动形式,一般式,完成式,doing,being done,having done,having been done,Compare the following sentences,Turning around,she saw an ambulance,driving up.,Walking in the street,I caught sight of a tailor shop.,Having finished the class,she went home.,Having worked,among the peasants,for many years,he knew them very

12、 well.,doing？having done？,e.g.,Turning around,she saw an ambulance driving up.,Walking in the street,I caught sight of a tailor shop.,当分词的动作是由主语发出，而且和谓语动词,同时发生,，则用分词的一般形式,2.现在分词何时用完成形式？,当分词的动作是由主语发出，而且发生在谓语动作,之前,，则用分词的完成形式,Having finished the class,she went home.,=After she finished the class,1、When

13、,I,heard the noise,I,turned round.,=_ ,I turned round.,2、Because,he,knows the answer,he,finishes the exercise quickly.,=_,he finishes the exercise quickly.,练一练,When they left the airport,they waved again and again.,When,leaving the airport,they waved again and again.,.,Having worked,among the peasants,for many years,he knew them very well.,=As he had worked,