八下unit 2 Section A 動詞不定式.ppt

1、The Infinitive,動詞不定式,The infinitive,正午中心學校：胡麗榮,like/enjoy/prefer, keep, practice, go, finish,get used to; have problem/difficulty/fun doing, be worth doing, spend doing, be busy doing, look forward to doing, make a contribution to doing, mind, avoid ，stop,喜歡的話，就保持練習去完成它，它雖然難但還是很有趣，它值得你花費時間為它忙碌，我期待你為

2、它作出貢獻，難免介意，避免停止它！,to + 動詞原形,He wanted to be an inventor.,Tell her to turn it down.,(object),(object complement),( vt.),(vt.),The infinitive,They have a little food to eat.,To see is to believe.,He came to see me.,(attribute),(adverbial),(subject),(vi.),To dance is a lot of fun.,It is a lot of fun to

3、 dance.,(subject),It is dangerous to play with fire.,To play with fire is dangerous.,To grow trees is very important.,It is very important to grow trees.,a. 不定式用作主語,To play with pets is interesting.,( It is interesting to play with pets. ),To do the job well is not easy.,( It is not easy to do the j

4、ob well. ),It is (was) + adj. + of sb. to ,您能幫助我，真是太好了。,It is very kind of you to help me.,= You are very kind to help me.,你做那樣的事是對的。,It is right of you to do that.,= You are right to do that.,對他來說，說聲再見是最明智不過了。,It was clever of him to say good-bye.,It is (was) + adj. + for sb. to ,對他來說，說英語很容易。,It is

5、 easy for me to speak English.,對我們來說，努力學習是必 要的。,It is necessary for us to study hard.,b. 不定式放在be 動詞后面，用作表語,My dream is to be a doctor.,His task is to find out the cost to travel by train,c. 不定式放在及物動詞后，用作賓語,They began to read and write.,He likes to play soccer.,I found it important to learn English.,

6、常見的及物動詞有：,want, hope, wish, like, begin, start, try, need, forget, agree, know, learn, refuse, help, etc.,What do you want to be when you grow up?,Would you like to go with us?,I hope to do it myself.,() I hope you to do it your-self.,疑問詞 + 不定式,我知道如何煮。,I know how to cook.,我不知道要買什么東西給你。,I dont know w

7、hat to buy for you.,他告訴我如何使用計算機。,He told me how to use the computer.,你能告訴我走哪條路嗎？,Can you tell me which way to go?,d. 不定式用作賓語補足語,She asked me to speak more loudly.,Lucy told him not to cry.,Tell her to turn it down.,不定式中省去 to 的情況,感官動詞,see , watch,使役動詞,look at, hear, listen to, feel,make, have, let,ma

8、ke sb / sth do sth.,我看到她正表演芭蕾。,I often saw her perform ballet.,老板迫使他工作了一整夜.,The boss made him work the whole night.,help sb to do sth. help sb do sth help sb with sth,幫助某人做某事,I often help him (to) clean the room.,a. 不定式在不及物動詞后作狀語表示目的,Tom came to see me last night.,Later he left home to work in diffe

9、rent cities.,b. 不定式在某些形容詞后，作狀語表示原因,I am glad to be there.,I am sorry to trouble you.,I am happy to come here.,a. 作定語，放在所修飾的名詞或代詞之后.,I have a lot of work to do.,Have you got something to say?,They have little food to eat.,They were the first to come to China.,I have some books to give you.,They have

10、a lot of things to talk about.,He is looking for a room to live in.,There is nothing to worry about.,不定式是vi, 后面應有必要 的介詞。,something + to do,She has nothing to say.,I want something to eat.,Would you like something to drink?,Is there anything to eat?,something + adj. + to do,Give something hot to drin

11、k.,I need something nice to wear to the party next month.,Do you have anything cold to drink?,我太累了，難于入睡。,小男孩嚇得一步也動不了。,The boy was too frightened to move.,I was too tired to sleep.,too + adj. / adv + to do, 太(以致) 不能(做),too for sb / sth to do ,這箱子太沉了,他抬不起來.,The box is too heavy for him to lift.,The bo

12、x is so heavy that he cant life it.,李明太激動了，一句話也說不出來。,Li Ming was too excited to say a word.,Li Ming was so excited that he couldnt say a word.,adj. + enough to do sth. 十分（足夠）,他很富有，可以買輛小汽車。,He is rich enough to buy a car.,He is so rich that he can buy a car.,adv + enough to do ,她跑得夠快了，完全可以第一個到達。,She

13、runs fast enough to get there first.,She runs so fast that she can get there first.,Exercises,單項選擇,Tell him _ the window.,A. shut B. not to shut,C. to not shut D. not shut,B,I dont know _ next.,A. what to do B. to do what,C. which to do D. how to do,A,It is very important _ us _ it. A. to, to rememb

14、er B. for, to remember C. for, remembering D. to, remembering,B,It took us more than two hours _ the dinner. A. prepare B. preparing C. to prepare D. be prepared,C,There is going to _ an im-portant meeting tomorrow. Please try _ late. A. have / not to be B. have / not be C. be / not to be D. be / no

15、t be,C,At last, he decided _ his mother to the hospital. A. take B. took C. to take D. taking,C,The news made us _ sad. A. feeling B. to feel C. feel D. felt,C,Its time for Meimei and _ to work. A. me to go B. I to go C. me going D. I going,A,Would you like _ for me? A. to make a kite B. make a kite

16、 C. making a kite,A,My mother always tells me _ there. A. not go B. not to go C. go D. dont go,B,Mother is ill. Wed better _ her to the hospital. A. to take B. taking C. take D. takes,C,Its very nice _ you to say so. A. for B. of C. to D. in,B,Is there _ in todays newspaper? A. anything important B.

17、 something important C. nothing important,A,What about _ fishing to-morrow? A. to go B. go C. going D. went,C,Only one can have an apple, _ you _ Mary. A. both, and B. not, but C. neither, nor D. either, or,D,The population of Shanghai is larger than _ of Wuhan. A. these B. this C. that D. those,C,W

18、ould you get some chalk for me? _. A. Yes, please B. Why not C. With pleasure,C,I dont know _. A. how to say B. what to say C. to say how D. to say what,B,What about something _? A. drinks B. drink C. drinking D. to drink,D,He was _ clever _ he passed the exam easily. A. too, to B. / , enough C. so, that D. such that,C,The girl wanted to kn