牛津深圳版八下 Module1 Social communication Unit 1 Helping those in need 语法：不定式练习

Unit 1 Helping those in need
Lesson 2
Part I 动词不定式
一、目标展示。仔细观察下列句子，注意划线部分的用法。
1. Sally never forgets to do her homework.
2. I agreed to go with them.
3. We decided to go out for dinner.
4. I hope to study music in France.
5. We plan to visit her tomorrow.
二、结构
肯定形式 to do
否定形式 not to do
三、用法
1. 作主语
eg: To play on the street is very dangerous for children.21世纪教育网版权所有
注意：
(1) 为了避免头重脚轻，通常都将作主语的动词不定式置于句子后面，而在句首的主语位置
使用形式主语 it
To play on the street is very dangerous for children.21教育网
= It is very dangerous for children to play on the street.www.21-cn-jy.com
(2) 常见的 it 作形式主语，动词不定式作真正主语的句式有：
A. It is +adj+for/of sb to do sth.
eg. It is kind of you to help me.
B. It takes/took sb. +时间/金钱+ to do sth
eg. It takes me an hour to finish my homework.
2. 作表语（用在be动词或系动词后，表示“是去做….” ）
eg. 1. He seems to be very rich.
2. My job today is to cook lunch and do some cleaning.21·cn·jy·com
3. Our plan is to have a picnic in the morning.
3. 作定语（名词后）
eg. 1. Students in our school have much homework_______(do).2·1·c·n·j·y
2. We have two rooms ______, but I can’t decide ______.【来源：21·世纪·教育·网】
A. to live, to choose which one B. lived, choose which one
C. to live in, which one to choose D. live, which one21·世纪*教育网
当名词或代词前有序数词、the only、the last 等修饰时，名词后面要用 to do做定语
eg. He is always the first student to go to school.2-1-c-n-j-y
小练：
1. I have many things ___________( do ) today.
2. She has something important ______________( tell ) you.21*cnjy*com
3. Would you like something _________?A. drink B. drinking C. to drink D. drinks
4. I have a lot of homework __________.A. do B. doing C. did D. to do 【来源：21cnj*y.co*m】
5. He is not an easy man __________.A. get on B. to get on C. get on with D. to get on with
4. 作宾语（用在动词后）
常见直接接不定式 to do 作宾语的动词口诀:
三个希望两个答应（hope, wish, want, agree, promise）
一个要求莫拒绝 （demand, refuse）
设法学会做决定 （manage, learn, decide）
不要假装在选择 ( pretend, choose)
1. He decided to buy some flowers for her.
2. She wants to apologize for being late.
3. Please don’t forget to bring your medicine next time.www-2-1-cnjy-com
注意：
it 也可作形式宾语，而把真正作宾语的动词不定式放在后面,主要句式有：
make / find / think + it +adj.+ to do sth.
eg: I find it hard to learn a foreign language well.21cnjy.com
▲四．常见构成“动词+宾语+不定式 to do”结构的动词
advise 建议 allow 允许 ask 请求
tell 告诉 encourage 鼓励 invite 邀请【出处：21教育名师】
order 命令 teach 教 warn 警告
eg. The teacher told the students to keep quiet.
He asked me to wait for him at the gate.
▲★五．特殊情况
1. 使役动词后省 to 的情况：在主动语态中，let/make/have 等使役动词后用作宾语补足语的
不定式必须省略 to；
eg. He made me do a lot of homework.
2. 感观动词后省 to 的情况：在 see, hear, notice 等词后用作宾语补足语的不定式须省略 to；
eg. I saw him enter the hospital.
拓展：see/hear/notice + sb. + doing 表示“看到、听到某人正在做某事”
eg. I saw him playing basketball on the playground just now.【版权所有：21教育】
3. 动词 help 后既可接 to do 也可接 do；
eg. Can you help me (to) clean the room?
4. You’d better 后接不带 to 的不定式；
eg. You’d better do your homework first.
5. 特殊疑问词 + to do
【课堂练习】
一、用所给动词的适当形式填空。
1. What do you want ____________ (do) next?
2. The policeman noticed a strange man __________ (walk) into the building.21*cnjy*com
3. I hope __________ (meet) you soon.
4. I would like _____________ (be) a doctor.
5. He doesn’t agree __________ (run) away.
6. I decide ______________ (make) it by myself.
7. What do you plan ___________ (do) next?
8. She will try her best ______________ (finish) the work.
9. It is easy ____________ (pass) the exam.
10. Don’t do your homework all the time, stop ____________ (talk) with others.
11. The teacher lets the students ____________ (clean) the classroom.
12. You’d better _____________ (stay) at home. It’s too old outside.
13. It’s time for us ____________ (go) home.
14. Let me __________ (tell) you where _____________ (go) tomorrow.
15. It took us about two hours ___________ (go) to the Beihai Park on foot last week.
二、单项选择。
( ) 1. ---- How do you feel when you watch the national flag go up?
---- It makes me_______very proud.
A. felt B. to feel C. feeling D. feel
( ) 2. If you’re a good boy, we’ll let you_______ the television tonight.21教育名师原创作品
A. to watch B. watch C. watching D. that you watch
( ) 3. You’d better_______TV right now. It’s time for supper.
A. to not turn on B. not turn on C. not to turn on D. not turning on
( ) 4. ----We can use QQ to talk with each other online.
----Really? Could you please show me_______it?
A. what to do B. how to do C. when to do D. why to do
( ) 5. ----The light in the office is still on.
----Oh, I forgot_______.
A. turning it off B. turn it off C. to turn it off D. having turned it off
( ) 6. Don’t forget_______an umbrella_______you. It’s going to rain.
A. to take; to B. taking; to C. to take; with D. taking; with
( ) 7.We have two rooms_______, but I can’t decide .
A. to live; to choose which one B. lived; choose which one
C. to live in; which one to choose D. live; which one
( ) 8.While I was walking along the lake, I saw some fish_______out of the water.
A. jumped B. to jump C. jumping D. are jumping
( ) 9. ----Look! It’s raining heavily._______take a raincoat with you?
---- Well, I’ll take one right now.
A.Why not B. Why don’t C.Would you mind D.Would you like
( ) 10. John was made _______ the truck for a week as a punishment.
A. to wash B. washing C. wash D. to be washing
三、翻译下列句子。
1.学好英语对我来说很重要。_____________________________________________
2.昨天医生建议我戒烟。_____________________________________________
3.我爸爸警告我不要使用他的电脑。_____________________________________________
4.今天早上我忘记带伞了。_____________________________________________
5.你上课最好不要再到了。_____________________________________________
Part II语法填空
（一）
A magician was working on a ship. The audience would be (1) __________ (difference) every week, (2) __________ the magician did the same tricks over and over again. There was only
one problem: (3)__________ parrot saw the shows each week and began to (4) __________
(understand) how the magician did every trick. Once he understood, he started shouting, “Look,
it’s not the same hat”, “Look, he is (5) __________ (put) the flowers under the table.” The
magician was (6) __________ (anger) but couldn’t do anything. It was, after all, the captain’s
parrot. One day the ship had (7) __________ accident and sank. The magician found (8)
__________ (he) on a piece of wood in the ocean (9) __________ the parrot. They stared at each
other with hate, but did not say a word. This went on for some (10) __________ (day). After a
week the parrot said, “OK, I give up. Where’s the boat?”
（二）
Once a neighbor stole（偷）one of Washington’s' horses. Washington wanted his horse back. But the neighbor refused to (16) _________ (give) the horse back. He said that it was his horse. (17) __________ (sudden), Washington had (18) _________ good idea. He put both of his hands over the eyes of the horse and said (19)________ the neighbor, "If this is your horse, you can tell us in (20) ________ eye the horse is blind." "In the left," said the neighbor. Washington (21) ________ (take) his hand from the left eye of the horse and (22) _______ (show) the policeman that the horse was not blind in the left eye. "Oh, I have (23) ________ (make) a mistake," said the neighbor. "He is blind in the right eye." Washington then showed that the horse was not blind in the night eye, (24)_________."I have made another mistake," said the neighbor. "Yes," said the policeman, "and you have also proved that the horse isn't (25)_________ (you).You must return it to Mr. Washington."
课后作业
一、单项填空。
1. My mother asks me___________TV before finishing my homework.
A. not to watch B. not watch C. not watching watch D. watch
2. Our teachers often tell us not_______ alone in the river in summer. It's dangerous.
A. swim B. swims C. swimming D.to swim
3. His parents often encourage him__________ hard
A. work B.working C. to work D. works
4. Last week I met my old friend Li Ming.but I forgot_________him for his number.
A. ask B. asking C. and ask D. to ask
5. Where do you want___________ for a party?
A. to go B. go C.going D. goes
6. I've decided__________ at home and have a good rest first.
A. stay B. to stay C. stayed D. staying
Do you say Yes or No to the discipline(纪律)that students are not allowed ______ at school?
A.to smoke B.smoking C. to smoking D. smoke
8. —Tom, I'm very thirsty.
—Why not___________ some water?
A. stop to have B. stop having
C. to stop to have D. to stop having
9. The young man often sees a boy__________ by the lake.
A. to draw B. draws C. draw D. drew
I prefer__________ a small gift that has some thought behind it rather than get some money.
A.to receive B. receiving C. receive D. receives
11. —What did you plan__________ this weekend?
—We decided__________ to the beach.
A.to do; going B.to do; to go C doing; to go D. doing; going
12. —Would you like__________ basketball with us this afternoon?
—Sorry. 1 have much homework to do.
A. playing B.to play C. played D.plays
13. —What is your grandfather's hobby?
—His hobby is,__________ when he is free.
A. fishes B to fish C. fished D.fish
14.—Did you return the book to the school library?
—Yes. I remembered I__________it last Friday.
A. returning B. to return C.returned D.returns
15. —I hope__________ as a doctor when I grow up.
—Sounds great. But I want__________ a writer.
A. work; be B.to work; he
C. work; to be D. to work; to be
16. —Where should we go next weekend?
—He advised us__________ to the zoo.
A. to go B. going C. went D. goes
17. —The lights were on the whole night.
—Sorry, Mom. I forgot__________ them off.
A. turned B.turning C. turns D. to turn
18. —I am tired and can't go any further.
—Let's stop__________ a rest.
A. has B. have C. to have D. having
19. Helen had to shout__________above the sound of the music.
A. making herself hear B. to make herself hear
C. making herself heard D. to make herself heard
20. I haven't seen my old friends for years. I'm expecting__________them.
A. meet B. met C. to meet D. to meeting
二、用所给动词的适当形式填空。
1. He found it very difficult________ (get) to sleep.
2. We helped her________ (repair) her bike.
3. The two boys will learn_______ (swim) in the Swimming
4. The little girl is trying________ (wake) her mum up.
5. Please remember_______ (close) the door when you leave
6. Please remember__________ (not waste) water.
7. It takes her much time__________(read) English.
8.1 saw him________ (come) downstairs just now.
9. My father decided___________ (not smoke) last year.
10. The teacher made us _______ (do) Exercise 1.