（复习公开课齐）动词不定式ppt课件.ppt

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1、Tang Jieqi,The Infinitive“to do”,Spring Festival is coming!Do you want to receive presents?Today there are some tasks for you to finish.One question is for 1 point!The winning group will get a present!,Lets go!,(1)It was interesting to learn about the Wolong Panda Reserve.(2)We need to help the anim

2、als live in peace.(3)Many people decide not to think about it.(4)Their water isnt good to drink.(5)Our government is working hard to save pandas.(6)Many animals have no place to live in.(7)The difficulty is to stop people killing them.,(Sentences from M9),We call the red words The Infinitive“to do”,

3、Read them together,Tasks,1）动词不定式的基本形式和否定形式2）动词不定式的基本用法3）动词不定式省略to的情况,Task 1,动词不定式的基本形式和否定形式,动词不定式的基本形式是由“to+v原”构成，其否定形式是not to do.注：动词不定式没有人称和数的变化.,要点小结：,Task 1,()It was freezing outside.He decided _ his coat.A.to put on B.putting on C.puts on D.put on()The teacher told us _in bed.A.dont read B.read

4、 not C.to not read D.not to read,Task 1 动词不定式的基本形式和否定形式,Task 2,动词不定式的用法,常用句型：Its+adj.(+for sb.)+to do sth.（对某人来说）做某事是怎样的,1.不定式做主语：,=To answer the question is difficult for me.,Its difficult for me to answer the question.,Have a try!Translate:对我来说回答这问题是很难的。,e.g.To learn English well is not easy.=Its

5、not easy to learn English well.,Its important to love our class.,+1,(1)When do we use“Its+adj.(+for sb.)+to do sth.”?(2)When do we use“Its+adj.(+of sb.)+to do sth.”?,+1,+1,It is+adj+for sb+to do.important/possible/impossible/difficult/hardIt is easy for me to do the homework.It is hard for him to pl

6、ay the violin.要点小结：当adj描述的是“to do”时，用for。,It is+adj+of sb+to do.kind/stupid/careful/clever/rudeIt is kind of you to help me.It is rude of him to break the window.要点小结：当adj描述的是“sb.”时，用of。,2.不定式做表语的结构“n+be+to do”,常放在be动词后，表明主语“是什么”“怎么样”。e.g.Our plan is to go there by plane.我们的计划是乘飞机去那儿。（主语和表语指代的是同一事物）

7、,1.My job is _computers.A.to selling B.sell C.to sell2.Her hobby is _(play)football.,to play,Her wish is to study in Huangqi Middle school.My job is to clean the streets.,3.I want to buy a ticket.,(做宾语),接动词不定式作宾语常见的几个动词、短语是want,try,decide,offer,agree,plan,begin,learn,wish,hope,start,need,like,love,w

8、ould like，cant wait 等.,e.g.1)They decided to try again.,2)Students need to go to school before 7 oclock every day.,3.不定式做宾语的结构：“V+to do”的结构,1.My friends want _(buy)some tickets for us.2.My parents decide _(give)me more money.3.He plans _(go)to Beijing for a holiday.4.The boy hopes _(pass)the English

9、 exam.5.My little son learns _(read)some new words.6.I cant wait _(drink)the bottle of juice.7.She would like _(become)beautiful.,to buy,to give,to go,to pass,to read,to drink,to become,Exercises,4.She helped us to learn English.,动词不定式作宾语补足语,常见的动词有 tell,ask,want,would like,wish,teach,help,invite等.其否

10、定形式为：“V+sb.not+to do”,(做宾语补足语),She told me not to give the book to him.,I asked John to carry the box.,4.不定式做宾语补足语的结构：肯定形式：“V+sb.+to do”,1.Does you mother wish you _a doctor?A.being B.to be C.become2.My teacher always tells me _ _(study)hard.3.I dont want you _ _(help)me.4.She asks me _ _ _(not join

11、)them.5.My best friend teaches me _ _(swim).6.He often invites his friends _ _(have)dinner.,Exercises,to study,to help,not to join,to swim,to have,5.They were happy to hear that news.,(做状语),不定式作状语一般表示目的，原因或结果,1.I am sorry to hurt you.伤害到你我很难过。,2.She was excited to see Yao Ming！见到姚明她很激动！,5.不定式做状语的结构：

12、“sb.+be+adj+to do”,3.Tony is afraid to go out.托尼害怕外出。,She was surprised _ a present.A.receive B.receives C.to receive2.The water is not clear _.A.to drink B.for drinking C.drinks3.Im sorry _ you.hit B.to hit C.hitting4.He is too young _ _(go)to school.,Exercises,to go,6.作定语(后置）的结构：“n+to do”1.I have

13、something _ 要说.2.She has a lot of work _做 every day.3.The old man has a house _住.,to say,to do,to live in,6.不定式做定语：用来修饰前面的名词或者不定代词。,注意：他在找一个房子住。越来越少土地可居住的。请给我把笔来写东西。,He is looking for a house to live in,There is less and less land to live on,Please give me a pen to write with,需要保留介词的时候，不能去掉。,7.特别结构：

14、“疑问词+to do”e.g.1）Can you tell me what to say（说什么）at the meeting?2）We dont know when to leave(什么时候离开)Beijing.3）Can you show me how to swim（怎样游泳）?4）He didnt tell me where to go（去哪里）.,1.Joe is teaching Alice _the chair.how mend B.how mending C.how to mend2.I dont know what_ _(do)next.3.Could you tell m

15、e when _ _(have)dinner?,Exercises,hearsee+sb+do sthfindmake let+sb+do sth,8.不定式中省略to的动词,When they went into the park,they saw someone _ Chinese Kongfu.A.playing B.played C.to play2.Mr.Brown made his students _ the new words.A.remembering B.remember C.to remember3.Please let the students_ down.A.sitt

16、ing B.to sit C.sit4.Is Wei Fang good at singing?-Yes,she is.We often hear her _ in her room.A.to sing B.sing C.sings,8.只能跟v-ing 的动词：finish,enjoy,mind,keep,practise,look forward to doing,1.I cant help _(cry).2.He didnt finish _(do)homework.3.Would you mind _(close)the window.4.Every day Mary practise

17、 _(speak)English.5.Kangkang is busy _(watch)TV now.6.I look forward to _(hear)from you.7.They keep _(play)basketball.8.My sister feels like _(eat)ice cream.,10.注意Stop to do 与stop doing：stop to do 指的是：停下其它的事情，去做不定式的动作。We are so tired.Lets stop to have a rest.我们太累了，让我们停下来休息一会儿吧。Stop doing是指停下来正在做的事情。T

18、he students stopped talking when the teacher came in.,She reached the top of the hill and stopped _on a big rock by the side of the path.A.to have rested B.resting C.to rest D.rest2.Its time for class,please stop_(talk)3.He stopped _(say)hello to me when he saw me.4.Its too late,lets stop_(work)5.He

19、 stopped_(cry)when seeing his mother.,C,talking,to say,working,crying,remember to do 记得要去做remember doing 记得曾经做过 Please remember to bring your book with you tomorrow.I remember bringing my book this morning.forget doing 曾经做过这件事，但后来忘了 forget to do 忘记要做一件事（根本没做）I often forget to turn off the light,but

20、I remember turning it off last night.,1.Dont forget _ your homework with you when you come tomorrow.to bring B.bringing C.to take D.taking2.-Do you still remember _ me somewhere in Beijing?-Yes,of course.Two years ago.to see B.see C.seeing D.saw3.Remember _(not be)late next time!,动词不定式,To do like th

21、at is foolish.,I want to see you this evening.,All you have to do is to finish it quickly.,We found a house to live in.,She came here to study English.,I warned the patient not to eat cold water after the operation.,Summary：动词不定式的用法,My plan,Assignment,1.Recite all the useful phrases and sentence str

22、uctures in this class!2.Finish the exercises on Page 7.,Thank you!,GAME TIME,温馨提示,11.find it+adj+to do=find(that)it is to do.think itto do=think(that)it is adj+to do sth.,I found it easy to learn English.=I found it is easy to learn Enlish,.Exercise:I felt it hard _(give)up _(smoke),(1)It was intere

23、sting to learn about the Wolong Panda Reserve.(2)Its sad to think about all those animals in danger.(3)It just isnt right to kill whales or elephants for their meat.(4)Are you surprised to find out that whales are in danger?(5)We need to help the animals live in peace.(6)Many people decide not to th

24、ink about it.(7)Their water isnt good to drink.(8)Our government is working hard to save pandas.(9)There are more than 30 nature reserves to protect pandas.(10)Many animals have no place to live in.(11)Pandas have less and less land to live on.(12)The government has made a new plan to help pandas.(13)The difficulty is to stop people killing them.,