初三英语复习《动词不定式》PPT课件讲课稿.ppt

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1、初三英语复习动词不定初三英语复习动词不定式式PPTPPT课件课件 肯定：肯定：to+V.原原 或者或者(to)+V.原原 否定：否定：not/never+(to)+V.原原1)He likes to read novels.2)I saw him come.3)We decided not to buy that house.4)It is interesting to fly a kite.5)Please let him not go there.动词不定式的结构动词不定式的结构作主语作主语To hear your voice is so nice.To study hard is ver

2、y important.Itissonicetohearyourvoice.Itisveryimportanttostudyhard.不定式作主语时，通常用it作形式主语，把真正的主语放在后面。注意注意:1、Itis+adj.for/ofsb.todosth.It+be+adj.+for/of sb.to do sth.for:adj.多多为为描描述述不不定定式式行行为为的的特特征征（important/necessary/interesting 等等.）of:adj.多为多为 描述主语的品质特征描述主语的品质特征 （kind/nice/friendly/wise/foolish 等等.）作主

3、语作主语It is easy _ her to learn English well.It is clever _ you to solve the problem.offor2、It takes sb.some time to do sth.It takes me three hours to finish the homework every day.作主语作主语我每天花去三个小时完成家庭作业。I spend three hours finishing the homework every day.3、Itis+n.(forsb)todosth.It is my pleasure to h

4、elp you with your English.作主语作主语4 4、用在谚语中、用在谚语中 To see is to believe.To say is easy,but to do is hard.作主语作主语1、It is necessary _us to learn to wait.(of/for)2、It was careless _me to break the cup.（of/for)3、It took them 1,000 yuan _this table.(buy)4、It is my pleasure _ the box for you.(carry)to buyforo

5、fto carry练习练习5、轮到我们打扫教室了。、轮到我们打扫教室了。It is our turn_6、To waste time is to shorten life.（翻译成中文）（翻译成中文）to clean the classroom.浪费时间就是缩短生命。浪费时间就是缩短生命。练习练习1 1、动词、动词+to do sth.常用动词有：常用动词有：want/wish/like/would like/hope/plan/try/decide/learn/need/agree/begin/start/forget/remember/manage/seem/fail/manage/pro

6、mise等等 1、I hope to finish it tomorrow.2、She plans to go and teach in the country.作宾语作宾语2 2、动词疑问词、动词疑问词+to do I dont know_ next.She cant decide_.作宾语作宾语 2、她不能决定买哪本书。1、我不知道接下来该做什么。what to dowhich book to buy=She cant decide which book she should buy.1、Dont forget _.(关灯关灯)2、I happened _when he called me

7、.（出去）（出去）3、I dont want_.(依赖别人）依赖别人）4、Sam is learning_.(怎样开车）怎样开车）5、We promise _ the environment.(保护保护)to turn off the lightto go outto depend on othershow to drive a car练习练习to protect1、动词动词+宾语（宾语（sb./sth.)+to do sth.1、The teacher asked her to answer the question.2、The doctor told me to have a good r

8、est.作宾补作宾补-对宾语进行补充说明对宾语进行补充说明 常用动词有：ask,tell,allow,want 等动词多为感官动词、使动词。动词多为感官动词、使动词。一感：feel二听：hear,listen to三使：make,let,have四看：see,notice,watch,look atJohns mother makes him play the piano every day.被动：John _ play the piano every day.is made to2、动词、动词+宾语宾语+不带不带to的不定式的不定式1、Let him _ the work at once.(

9、finish/to finish)2、Do you like listening to other people_?(talk/talking/to talk)3、Jim was seen _the room.(enter/to enter)4、Please tell her _here on time.(come/to come)finishtalkto enterto come练习练习5、Ill help you _this problem.(to solve/solve)6、I wish you will stay with us.(改成简单句）改成简单句）7、Her story mad

10、e us laugh.(改成被动句）改成被动句）(to)solveI wish you to stay with us.We were made to laugh by her story.1、主语、主语+be+to do sth 主语多为主语多为 duty/wish/hope/idea/plan/ambition/dream/work/job 等等 名词名词 1、My ambition is to be a singer.2、His work is to clean the classroom every day.作表语作表语我的梦想是成为一名歌手。他的工作是每天清扫教室。2 2、谚语中、谚

11、语中1、To know everything is to know nothing.2、To see is to believe.放在被修饰词的后面放在被修饰词的后面I have a lot of work to do.I want to find something to drink.作定语作定语不定式为不及物动词时后面应有必要的不定式为不及物动词时后面应有必要的介词介词。Im looking for a hotel _.A.stay B.stay at C.to stay D.to stay atD位置位置：He hasnt got a house to live_.I have no p

12、ens to write _.in with1、原因状语、原因状语:主语主语+be+adj.(表情感表情感)+to do sth.(happy/glad angry /sorry/sad/afraid 等等)Im sorry to hear that.作状语作状语Im glad to see you.2 2、目的状语、目的状语 The soldier ran into the room to save the girl._ _ the soldier run into the room?Why didMany parents send their children abroad _.(深造学习

13、)to further their studies3 3、结果状语、结果状语 too+adj./adv.+to do sth.adj./adv.enough to do sth.You are too young to do this job.He ran fast enough to catch the bus.动词不定式可以充当的句子成分动词不定式可以充当的句子成分1、作主语、作主语2、作宾语、作宾语3、作宾语补足语、作宾语补足语4、作表语、作表语5、作定语、作定语6、作状语、作状语All I did was to give him some advice.His dream is to

14、travel all over the world.Lucy needs a friend to play with.He was the last guest to arrive.Its interesting to read a science fiction.下列不定式作何种成分？下列不定式作何种成分？（表语）（表语）（表语）（表语）（定语）（定语）（定语）（定语）（主语）（主语）He was glad to see you.My father offered to buy a computer for me.He interviewed detective Ken to get som

15、e information.The doctor asked him to have more fruit and vegetables.（状语）（状语）（宾语）（宾语）（状语）（状语）（宾语补足语）（宾语补足语）下列不定式作何种成分？下列不定式作何种成分？1、习惯于be used to _ 被用于be used to _Water is used to _(put)out fires.I am used to _(take)a walk after supper.2、prefer to 比起来更喜欢 比起游泳来，我更喜欢跑步。I prefer _ to _.3、look forward to 期待，盼望Im looking forward to _(visit)Beijing again.介词介词to与与不定式不定式to的区别的区别puttakingrunning swimmingvisitingdodoing结束语结束语谢谢大家聆听！谢谢大家聆听！28