初中英語動詞不定式完整課件

1、,,動詞不定式,小欖一中 陳洪甫,不定式,構(gòu)成：to+ 動詞原形,,To see is to believe.It’s important to keep healthy .,1.不定式做主語,不定式作主語時,往往放在句子的后面,用it作形式主語.,,for,of,It’s +adj. + sb. +to do sth.It’s +adj. + sb. +to do sth,easy,difficult,hard,

2、careful, clever, foolish ,kind, nice,1.It is very important for us ____ English well.A learn B learning C to learn D learned2.爬那棵高樹對于你來說太危險了。 —— —— dangerous for you ____ ____ that tall tree .,C,It is,to clim

3、b,I want to go home.The workers demanded to get better pay.I found it necessary to talk to him again.,2.不定式做賓語,,think/ consider/ find it + adj.+ to do,常用動詞不定式作賓語的動詞有：hope, refuse, learn, choose, decide, agree, manage

4、, pretend, plan.,The teacher told me to clean the blackboard.I expect you to give me some help.,3.做賓補,四看,,watch,see,look at,三讓,,let,make,have,二聽,listen to,hear,,,warn, tell, allow, help, ask...,notice,一感:feel,,,,,,,I m

5、ade him do his work.,,He was made to do his work (by me).,,—Where is Jim ?— I don’t know But I saw him ___football just now.. A.Was watching B. watching C had watching D.watched,B,考點傳真,I have something to say.He

6、 has a lot of homework to do .He is looking for a room to live in .There is nothing to worry about.,4.不定式做定語,(如果不定式中的動詞是不及物動詞,則不定式中要有介詞.),1. 不定式所修飾的名詞或代詞是不定式動作的地點工具等，即使是及物動詞，不定式后面仍須有相應(yīng)的介詞。,請給我一支寫字的筆.,Please give me a

7、pen to write with.,,,2. something, anything, nothing, everything等復(fù)合不定代詞常用不定式做后置定語。,who,which, when, how, what 等連用，在句中不定式與疑問詞起名詞作用，可充當(dāng)主語、表語、賓語等。,He didn’t know what to say.他不知道說什么。(賓語) How to solve the probl

8、em is very important.如何解決這個問題很重要。(主語) My question is when to start.我的問題是什么時候開始。(表語),5.連接詞+動詞不定式,,注意：” 疑問詞 + 不定式“ 作賓語時可以轉(zhuǎn)化為賓語從句。如：Can you tell me where to get the scarf?=Can yo

9、u tell me __ __ __ __ the scarf? Could you tell me how I shoud get to the post office?=Could you tell me ___ ___ ___ the post office?,where I can get,how to get,6.固定句型:,1.had better (not) do sth. 最好（不）做某事 2.Why (

10、not) do sth.? 為什么不做某事 3.Would you like to do sth?你愿意做某事嗎？ 4.Could you please do sth?你能做某事嗎？ 5.It’s + adj. +for(of) sb.+to do sth. 做某事怎么樣 6. find it + adj. + to do sth. 發(fā)現(xiàn)做某事怎么樣 7.prefer + to do A

11、rather than (to) 8.would rather (not) do sth. 9.would rather do A than (do) B 寧愿做某事而不愿做另一件事,,,,,,,,,,,,Exercises,1. -- You’ve done very well this time. -- It’s really kind ______.A. for you to say so B. for you

12、saying soC. of you to say so D. of you saying so2. It is better to lose one’s life than ____.A. if you lose your spiritB. losing his spiritC. to lose one’s spiritD. your spirit getting lost,C,C,3. – I can’t

13、 work in this way. -- Why not ____ it in some other way?A. try to doB. try doingC. trying to doD. trying doing4. Since you find it difficult ____ a decision, you’d better a discussion( 討論) with your parents.

14、A. reach; haveB. reaching; haveC. reach; havingD. to reach; have,B,D,5. My father hates(痛恨) ___. He never allows me _____.A. to smoke; to smokeB. smoking; smokingC. smoke; smokingD. smoking; to smoke6. Th

15、e girl was beginning ___.A. get angry B. to get angryC. getting angry D. angry,D,B,7. There isn’t any difference between the two. I really don’t know ________.A. where to chooseB. which to chooseC. what to c

16、hooseD. to choose which8. The bag is too heavy for me _______.A. to carry itB. not to carry itC. to carryD. not to carry9. The teacher will teach him _______.A. to useB. use itC. how to use itD. us