Grammar.pptx

1、动词不定式的讲与练,语境体验,welcome to use these PowerPoint templates, New Content design, 10 years experience,Sandstorms have been a major disaster. The wind is strong enough to move sand dunes. It is difficult to breathe.To be caught in a sandstorm is a terrible experience. Sandstorms in China appear to have i

2、ncreased in recent years. To prevent it coming nearer,the government has planted more trees.,Content,动词不定式的语法功能,动词不定式的时态， 语态的综合考查,不定式的句法功能,To speak English is not easy for us. It is not easy for us to speak English. It is very clever of you to do like that.,知识梳理,1. 主语: 往往放在谓语动词之后, 用 it 作形式主语。 句型：It+

3、 is+ adj/n+（for/of sb)to do,2. 宾语: 作宾语时如果还带有宾语补 足语, 往往把不定式放在补足语之后,而用it 作形式宾语。 He wanted to go.,decide/determine,learn,want,expect/hope/wish, refuse,manage,pretend,offer,promise,choose, plan,agree,ask/beg,help,I find it interesting to study English.,不定式作宾语：难点点拨,1.动词或词组跟动名词或不定式作宾语 意义上有区别,forget/rememb

4、er/regret/stop/try/mean /go on/cant help ( to) do doing,She didnt remember_(meet) him before. Please remember_(close) the windows.,meeting,to close,2.动词need, require,want to be done doing,The window needs（clean),to be cleaned cleaning,3.but+不定式的用法 but, except, besides, other than,to do do,I have no

5、choice but to wait. There was nothing for me to do other than wait until the meeting was over. She could do nothing but cry. What do you like to do besides swim?,4.不带 to的不定式：cant but, cant help but, cant choose but+do “不得不”,We cant but admire his bravery. We cant choose but wait。 She is such a lovel

6、y girl that I cant help but love her.,3.宾语补足语,Weather experts advise people not to go out.,want sb to do, wish sb to do, ask sb to do,encourage +sb +to do,I often hear him （sing ）the song. He is often heard （sing） the song.,sing,to sing,（look at, notice, observe, see, watch), (hear, listen to), have

7、, let, make, feel +sb+ do,With a lot of problems (settle), the newly-elected president is having a hard time.,to settle,4. 定语,The car to be bought is for his sister. She was the first woman to win the gold medal in th Olympic Games. He was the best man to do the job.,不定式作定语：难点点拨,不定式的主动形式表被动,Do you h

8、ave a knife ( cut) the watermelon?,She has a sister _( look after).,to cut,to look after,(A knife cuts the watermlon.）,She looks after her sister.,试比较： Have you anything to send? Have you anything to be sent?,你有什么东西要（我或别人）寄吗？,你有什么东西要（自己）寄吗？,5. 状语, 表示目的, 原因, 结果或条件。 I came here to see you We were very

9、 excited to find nobody there. He hurried to the school to find nobody there. To look at him, you would like him. This book is difficult ( understand).,目的,原因,结果,条件,to understand,主语+be +adj+to do,Sandstorms in China appear to have increased in recent years.,6.表语,Seem/ appear/ remain to do,Experts hop

10、e to learn more about the movement of sandstorms. I am very glad to be working with you. Im sorry to have kept you waiting so long.,不定式的时态,to do to be doing to have done,He asked to be sent to work in the countryside. A gold mine was reported to have been found in that area.,不定式的语态,to be done to hav

11、e been done,语法小结,高考链接,1.That is the only way we can imagine _the overuse of water in students bathrooms. A.reducing B.to reduce C.reduced D.reduce 2.His first book_next month is based on a true story. A.published B.to be published C.to publish D.being published,B,B,高考链接,3.We were astonished_the temp

12、le still in its original condition. A.finding B.to find C.find D.to be found 4.Nowadays people sometimes separate their waste to make it easier for it_when necessary. A.reusing B.reused C.reuses D.to be resued,B,D,高考链接,5.Hearing the teacher coming towards her,she picked her English book, pretending_

13、hard at her lesson. A.to work B.to have worked C.working D. to be working 6.Havingatripabroadiscertainlygoodfortheoldcouple,butitremains_whether theywillenjoyit. A.tosee B.tobeseen C.seeing D.seen,D,B,高考链接,7.Weve had a good start, but next,more work needs_to achieve the final success. A.being done B.do C.to be done D.to do,C,8. - How did you spend you