公开课现在分词做状语讲稿.ppt

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1、公开课现在分词做状语第一页，讲稿共二十五页哦pseeing his mother，the baby burst into laughter.p Being poor,he couldnt afford a TV set.pWalking in the beach,I picked up some colorful seashells.A.观察下列句子观察下列句子,找出分词动作的发出者。找出分词动作的发出者。-When he saw his motherBecause he was poorWhen I was walking in the beach第二页，讲稿共二十五页哦讨论：讨论：什么情况

2、下才能用现在分词做什么情况下才能用现在分词做状语？状语？第三页，讲稿共二十五页哦pseeing his mother，the baby burst into laughter.p Being poor,he couldnt afford a TV set.pWalking in the beach,I picked up some colorful seashells.A.观察下列句子观察下列句子,找出分词动作的发出者。找出分词动作的发出者。-When he saw his motherBecause he was poorWhen I was walking in the beachWhat

3、 is the similarities of these sentences?第四页，讲稿共二十五页哦 现在分词作状语现在分词作状语e.g.Seeing those pictures,she remembered her childhood.When she saw those pictures,she remembered her childhood.1.从句主语和主句从句主语和主句主语一致主语一致2.句子的主语是分词句子的主语是分词动作的发出者动作的发出者第五页，讲稿共二十五页哦你知道哪些状语从你知道哪些状语从句？句？时间、原因、结果、条件、时间、原因、结果、条件、让步、方式或伴随让步、

4、方式或伴随现在分词作状语相当于状语从句现在分词作状语相当于状语从句第六页，讲稿共二十五页哦pHolding the note in his hand,he stood there quietly.方式方式pThe old man died,leaving nothing but debts.结果结果p Being ill,she didnt go to school today.原因原因B 辨别句子中分词所表示的状语从句类型辨别句子中分词所表示的状语从句类型第七页，讲稿共二十五页哦pWhen leaving the airport,they waved again and again.时间时间

5、pStaying here for some time,youll find the people here are friendly.条件条件pWhile reading the book,he nodded from time to time.时间时间注意：注意：现在分词短语作时间状语，所表示现在分词短语作时间状语，所表示的动作与主句的动作的动作与主句的动作同时发生同时发生，有时可由，有时可由连词连词when,while引出。引出。第八页，讲稿共二十五页哦 Working harder at English,you will make greater progress.1.If you w

6、ork harder at English,you will make greater progress.*现在分词短语作条件状语现在分词短语作条件状语*现在分词动作的发出者是现在分词动作的发出者是(you)C.把状语从句改写成分词短语并说明其功能把状语从句改写成分词短语并说明其功能 第九页，讲稿共二十五页哦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短语作原因状语*现在分词动作的发出者是现在分词动作的发出者是(he)3.When they saw

7、their teacher,the students stood up.Seeing their teacher,the students stood up.*现在分词短语作现在分词短语作()状语状语*现在分词动作的发出者是现在分词动作的发出者是()时间时间 the students第十页，讲稿共二十五页哦4.Although they 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短语作让步状语*现在分词动作的发出者是现在分词动作的发出者是(they)第十一页，讲稿

8、共二十五页哦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短语作伴随或方式状语*现在分词动作的发出者是现在分词动作的发出者是(the children)第十二页，讲稿共二十五页哦 1._ at my classmates faces,I read the same excitement in their eyes.Looking B.Look C.To l

9、ook D.LookedD.Choose the best answer.第十三页，讲稿共二十五页哦2.“Cant you read?”Mary said _ to the notice.angrily pointing B.and point angrily angrily pointed C.and angrily pointing第十四页，讲稿共二十五页哦3.While building a tunnel through the mountain,_.A.an underground lake was discovered B.there was an underground lake

10、discoveredC.a lake was discovered undergroundD.the workers discovered an underground lake第十五页，讲稿共二十五页哦4.When_ different cultures,we often pay attention only to the differences without noticing the many similarities.A.being compared B.comparing C.having compared D.compared 第十六页，讲稿共二十五页哦 5.The visitin

11、g Minister expressed his satisfaction with the tacks,that he had enjoyed his stay here.A.having added B.to add C.adding D.added第十七页，讲稿共二十五页哦Conclusion b.现在分词作状语含有现在分词作状语含有 _和和 _意义。意义。现在分词作状语代替状语从句现在分词作状语代替状语从句:a.（从句的主语）和（从句的主语）和 （主句的主语）必须一致（主句的主语）必须一致主动主动进行进行第十八页，讲稿共二十五页哦HomeworkFinish the exercise

12、on P37 金榜学案金榜学案第十九页，讲稿共二十五页哦第二十页，讲稿共二十五页哦现在分词的时态和语态现在分词的时态和语态主动形式主动形式被动形式被动形式一一般般式式完完成成式式doingbeing donehaving donehaving been done第二十一页，讲稿共二十五页哦Compare the following sentences o Turning around,she saw an ambulance driving up.o Walking in the street,I caught sight of a tailor shop.oHaving finished t

13、he class,she went home.oHaving worked among the peasants for many years,he knew them very well.第二十二页，讲稿共二十五页哦doing？having done？第二十三页，讲稿共二十五页哦 e.g.o Turning around,she saw an ambulance driving up.o Walking in the street,I caught sight of a tailor shop.当分词的动作是由主语发出，而且和谓当分词的动作是由主语发出，而且和谓语动词语动词同时发生同时发生，则用分词的一般形式，则用分词的一般形式第二十四页，讲稿共二十五页哦2.现在分词何时用完成形式？现在分词何时用完成形式？o当分词的动作是由主语发出，而且发当分词的动作是由主语发出，而且发生在谓语动作生在谓语动作之前之前，则用分词的完，则用分词的完成形式成形式oHaving finished the class,she went home.o=After she finished the class第二十五页，讲稿共二十五页哦