现在分词的一般式与完成式精选课件.ppt

《现在分词的一般式与完成式精选课件.ppt》由会员分享，可在线阅读，更多相关《现在分词的一般式与完成式精选课件.ppt（13页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、关于现在分词的一关于现在分词的一般式与完成式般式与完成式第一页，本课件共有13页LOGO现在分词作状语（现在分词作状语（adverbial)现在分词（现在分词（the present participlethe present participle）是由）是由“动词原形动词原形+-ing”+-ing”构成构成。现在分词和现在分词短语可以在句子中作现在分词和现在分词短语可以在句子中作状语来修饰谓语动词或整个句子，表示动状语来修饰谓语动词或整个句子，表示动作发生的作发生的时间、原因、条件、结果、让步时间、原因、条件、结果、让步或伴随状况。或伴随状况。基本句型：基本句型：现在分词（分词短语），主语谓

2、语其他现在分词（分词短语），主语谓语其他句子成份。句子成份。第二页，本课件共有13页LOGO现在分词的时态和语态现在分词的时态和语态语态语态时态时态主动语态主动语态被动语态被动语态一般式一般式(not)doing(not)being done完成式完成式(not)having done(not)having been done第三页，本课件共有13页LOGOv现在分词的现在分词的一般式一般式(doing)表示：表示：其其动作动作正在进行或是与谓语动词的动作同时发生；正在进行或是与谓语动词的动作同时发生；eg:Working in the countryside,we learned a lot

3、 of from the peasants.（表（表时间时间）v现在分词的现在分词的完成式完成式(having done)表示：其表示：其动作发生在谓语动词动作之前。动作发生在谓语动词动作之前。eg:Having worked all day,I went to bed early.（表（表原因）原因）第四页，本课件共有13页LOGOeg1:Turning to the left,you will see the Dagang Hotel.（表条件）（表条件）eg2:He sat in the empty house,feeling very lonely.（表伴随）（表伴随）eg3:Havi

4、ng finished his homework,he stop to have a rest.（表原因）（表原因）eg4:The child fell off the tree,hitting his head against the ground.（表（表结结果）果）实例解说（实例解说（examples)第五页，本课件共有13页LOGO1.Comparing different cultures,we often pay attention only to the differences without noticing the many similarities.（时间状语）时间状语）w

5、hen we compare different cultures,we often pay attention only to the differences without noticing the many similarities.（时间状语从句）时间状语从句）现在分词（或短语）与状语从句间的转换现在分词（或短语）与状语从句间的转换第六页，本课件共有13页LOGO2.Having experienced quite a few earthquakes,I didnt feel frightened any more.(原因状原因状语语)As/Beacuse/Since I have e

6、xperienced quite a few earthquakes,I didnt feel frightened any more.(原因状原因状语语从句从句)3.He sat in the empty house,feeling very lonely.He sat in the empty house and felt very lonely.(伴随状伴随状语语从句从句)第七页，本课件共有13页LOGO规律总结（一）规律总结（一）规律总结（一）规律总结（一）现在分词做状语，分词的逻辑主语与主句的现在分词做状语，分词的逻辑主语与主句的主主语必须一致语必须一致。(如前例如前例)现在分词做状

7、语，分词与句子的主语是现在分词做状语，分词与句子的主语是主谓主谓（主动）关系（主动）关系。(如前例如前例)第八页，本课件共有13页LOGO规律总结（二）规律总结（二）规律总结（二）规律总结（二）适用于现在分词适用于现在分词一般式（一般式（doingdoing）的两种情况：的两种情况：（1）现在分词的动作或状态同时与位于动作的发生（过程中）；eg:Walking down the street,he hears someone calling him.（2）现在分词的动作或状态与谓语动作先后发生，无时间间隔；eg:Arriving at the airport,they found their

8、flight had taken off.适用于现在分词适用于现在分词完成式（完成式（having donehaving done）的两种情况：的两种情况：（1）现在分词的动作先于谓语动作的发生，并持续一段时间；eg:Having lived in Tianjin for many years,he konws the place very well.（2）现在分词的动作先于谓语动作前多次发生，或有时间间隔；eg:Having seen that Mary danced in the park many times,I kenw that she liked dancing.第九页，本课件共有

9、13页LOGO专项训练（一）专项训练（一）专项训练（一）专项训练（一）1.their hats into the air,the fans of the winning team let out loud shouts of victory.A.To throw B.Having thrown C.Throwing D.Being thrown2.It rained heavily in the south,serious flooding in several provinces.A.caused B.having caused C.causing D.to cause3.he got up

10、 late and hurried to his office,the breakfast untouched.A.left B.to leave C.leaving D.having left第十页，本课件共有13页LOGO专项训练（二）专项训练（二）专项训练（二）专项训练（二）4.from the top of the hill,we find the city more beautiful.A.Having seen B.Seen C.Seeing D.To see5.when the news,she got frightened.A.Hearing B.To hear C.Havin

11、g heard D.Being heard6.in the quene for half an hour,the old man realized that he had lost his wallet.A.Having waited B.To wait C.Waiting D.Having been waited第十一页，本课件共有13页LOGO解题技巧解题技巧解题技巧解题技巧“三步曲三步曲三步曲三步曲”归纳归纳归纳归纳v 先判断分词的逻辑主语是否与句子主语一 致；v 再判断分词与句子主语的主被动关系；v 最后判断分词动作与句子谓语动作发生的先后顺序；第十二页，本课件共有13页LOGO感谢大家观看第十三页，本课件共有13页