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Unit 4 Amazing Science Topic 2 导学案
知识要点
1.No one knows for certain, but most people think that robot will be part of our lives.没有人确切知道，但大多数人认为机器人将会成为我们生活中的一部分。
for certain 确切地
eg. I know for cer ( http: / / www.21cnjy.com )tain that he is at home, but he will not answer me on the phone.
2.In a few years, perhaps robots will think and act for themselves.几年后，机器人将会为他们自己思考和做事。2·1·c·n·j·y
in a few years=in a few years’time 几年后
for oneself 为……自己
3.One scientist war ( http: / / www.21cnjy.com )ns that if robots start to think for themselves, they will no longer want to be our servants, but our masters.一位科学家警告说如果机器人呢开始为他们自己考虑，他们就不再想做我们的仆人，而是我们的主人。
warn + that 从句
warn sb. not to do sth.
1. It has made great contribution to human’s health. 它已经为人类健康作出了很大的贡献。21·世纪*教育网
make a contribution to/ make contributions to 为……做贡献
He made a contribution to Project Hope.
【基础知识过关】
I.短语
1.确切地，肯定地____________________ 2.给我们带来麻烦 __________________
3.像奴隶为我们干活______________________4.一直，总是 ______________________
5.对……感到惊讶________________________6.独立思考__________________________
7.警告某人别做某事______________________8.为某人自己________________________
9.不再__________________________________10.不是……而是……_________________
11.把…..当成……对待_ ( http: / / www.21cnjy.com )__________________12.在人类和机器人之间 _______________
13.以一种特别的方式_____________________14.有做某事的意图 ___________________
15.在医学领域___________________ 16.为……作出巨大的贡献 ___________________
17.对……有影响________________ 18.简而言之_________________________________
19.在它的帮助下_________________ 20.对我们有用的_____________________________
【综合能力提升】
I. 单项选择
（ ）1.Mr.Liang ____ back in two weeks’time.
A. come B. comes C. came D. will come
（ ）2._____ the teache ( http: / / www.21cnjy.com )r’s help, I have translated these sentences from Chinese into English.21世纪教育网版权所有
A. Because B. To C. With D. During
（ ）3.Miss Lee wants the students ___ in class.
A.to talk B.not to talk C.talk D.not talk
（ ）4.The bridge _____ when Mr.Lei came to this town.21cnjy.com
A.was built B.is building C.has built D.built
（ ）5.Zhu Fen ____ wants to study in such a bad school.【来源：21·世纪·教育·网】
A.no longer B.no more
C.not … any longer D.not … any more
（ ）6.Mike’wlrds a ( http: / / www.21cnjy.com )re different from ______ .We really can’t agree with _____.
A. ours, him B. ours, he’s
C. us, him D. us, his
（ ）7.What I want is not water _____ coffee.
A.and B.but C.so D.with
（ ）8._____the facts become known, he will be punished.www-2-1-cnjy-com
A.Ever B.Often C.Once D.Twice
（ ） 9.Her parents’ words have no effect ___ her.
A.with B.but C.on D.to2-1-c-n-j-y
（ ）10.The scientist made a great contribution _____the development of China’s space science. 21*cnjy*com
A.to B.with C.in D.on
II.用适当的词填空。
1. I know ________ certain that he is right.
2. I have finished half of my homework so ________ .21教育网
3. This word is no ________ used nowadays.
4. Decide everythin ( http: / / www.21cnjy.com )g ______ yourself. Don’t depend too much ____ others.
5. She felt surprised ______ the good result.
6. ______ short, I like the movie very much.
7. English is used ______ the first language in Britain.www.21-cn-jy.com
8. Wheat can be made ____ bread and cakes.
9. Bikes are widely used ____Chinese people.
10. Turn _____ the light. I can’t see anything inside.【来源：21cnj*y.co*m】
III. 短文填空。
Henry was worried. This was his first time to go traveling by air. He did not know h_____ to find his seat, so he went to the air hostess and asked, “Could you help me I can’t find my seat.” The air hostess s_____ him the seat and told him to sit d_____ and fasten the seat belt. She told Henry not to m______ about when the plane was going up. And she also said that Henry’s ears might feel a little s______, but he didn’t need to worry about it b_______ many people felt like that. When the plane was f_______ very high, Henry could stand up and walk around. He could e______ read books, newspapers or see films. The air hostess would b_____ food and drinks. Henry could e______ the flight and arrived home soon.21·cn·jy·com
1._________ 2._________ 3._________ 4._________ 5._________ 6._________ 7._________ 8._________ 9._________ 10.________
21世纪教育网 -- 中国最大型、最专业的中小学教育资源门户网站。 版权所有@21世纪教育网本资料来自于资源最齐全的２１世纪教育网www.21cnjy.com
Unit 4 Amazing Science Topic 2 导学案
知识要点：
1. The early explorers found that the stars in the sky were good guiding marks.早期的探险家发现天空的星星是很好的地标。21cnjy.com
find out “找出，查明”，一般指经过打听询问之后查明事实。
discover “发现，找到”（以前不知道的事情）
2. This method worke ( http: / / www.21cnjy.com )d well at night as log as the weather was good ad the stars could be seen.只要在天气好，能看见星星的晚上，这个办法就很有用。
work well 起效
work well in doing sth.在某方面起效
【基础知识过关】
I.短语
1.好的地标__________________________ 2.发现_____________________________
3.朝……方向_________________________4.有效_____________________________
5.只要_______________________________6.在其余的时间里___________________
7.一个人造星体_______________________8.在任何时候________________________
9.在森林里迷路_______________________10.逃跑____________________________
11.令他惊讶的是____________________________
【综合能力提升】
I. 单项选择
( )1.It’s said ( http: / / www.21cnjy.com )that the thief was caught yesterday, because he_______some
computers _____ the factory.
A. steal...from B. steals… from
C. is stolen …from D. stole … from
( )2.__________, LinHao was so calm that he saved many children’s lives in
Wenchuan Earthquake.
A.To be surprised B.To our surprise
C.Be surprised at D.Be surprised
( )3.___ ___you study hard, you can make
great progress.
A.As soon as B.As short as
C.As long as D.As far as
( )4.—Did you go to Jack’s birthday party
—No, I____.
A.are not invented B.wasn’t inveted
C.haven’t invited D.didn’t invite
( )5.The great inventor Edison ___ over 1000___ in his life.
A.found out; invention B.invented; inventions
C.found; invention D.discovered; inventions
( )6.All ___things can’t___without water.
A.live; live B.alive ; live
C.living; live D.live; living
( )7.—When did you come here
—____ since we landed here.
A.It has been two days B.There is two days
C.We have two days D.It was two days21世纪教育网版权所有
( )8.—When will you go to California
—I___ California tomorrow morning.
A.leave for B.will be left for
C.am leaving D.am leaving for
( )9.Everyoone should make a contributionto ___ our environment.
A.protect B.protected C.protecting D.be protected
( )10.—Mary was heard_____just now. What happened 21教育网
—John was telling a joke.
A.to laugh B.laugh C.cry D.to cry
II. 句型转换。
1.The science mus ( http: / / www.21cnjy.com )eum was built in the center of the city five years ago.(对划线部分提问)21·cn·jy·com
____ ____ ____ ____ the science museum ____
2.Knives are used for cutting things.（对划线部分提问）
_____ _____ knives used for
3.People used the teapot to serve wine.（同义句）
The teapot____ _____ _____serving wine.
4.Did you wear your school clothes yesterday (同义句)www.21-cn-jy.com
_____ your school clothes_____ yesterday
5.They will no longer want to be our servants. （同义句）【来源：21·世纪·教育·网】
They______want to be our servants_____ _____ .
6.They have already seen the film.(否定句)
They _____ seen the film_____.
7.A rocket is used for sending satellites. (同义句)
A rocket is used _____ _____ satellites,
8.My brother spent 120 yuan on the pants. （同义句）
My brother spent 120 yuan _____ _____ the pants.
III. 完型填空。
In real life, ( http: / / www.21cnjy.com )robots are mainly used in factories. They do many different jobs. Usually these jobs are too 1 , difficult or boring for humans.
Robots also help di ( http: / / www.21cnjy.com )sabled people and people who cannot look after 2 . For example, scientists are making a robot to help _3 people. Now many of them have a dog to help them. The dog is called a guide dog. In the future, guide dogs might be robot dogs.2·1·c·n·j·y
One robot dog is called Meldog. It has wheels. It usually “walks”4 its owner. It is very clever. It 5 the speed of its owner’s walk. The owner wears a special belt. This belt 6 instructions to the owner from Meldog such as “Stop here”, “Turn left” and “Turn right”.21·世纪*教育网
In the United States, another 7 of robot helps disabled workers. This robot, called Kilroy, helps disabled computer operators. The robot 8 the sound of its owner’s voice. It follows instructions such as “Turn the page” and “Make a cup of coffee”.www-2-1-cnjy-com
Robots are also used in American 9 . They can do simple jobs. For example, they shave (刮脸) patients and brush their teeth and take meals from the kitchen to patients’rooms. It never gets lost 10 this robot has a map of the hospital in its computer memory.2-1-c-n-j-y
( )1.A.int ( http: / / www.21cnjy.com )eresting B.strange C.dangerous D.safe
( )2.A.others ( http: / / www.21cnjy.com ) B.another C.them D.themselves
( )3.A.dea ( http: / / www.21cnjy.com )f B.blind C.old D.sick
( )4.A.in front ( http: / / www.21cnjy.com ) of B.behind C.under D.above
( )5.A.sees ( http: / / www.21cnjy.com ) B.guesses C.moves D.knowns
( )6.A.posts ( http: / / www.21cnjy.com ) B.writes C.reads D.sends
( )7.A.type ( http: / / www.21cnjy.com ) B.size C. set D.double
( )8.A.guesse ( http: / / www.21cnjy.com )s B.thinks C.hears D.sees
( )9.A.cinemas B.hospitals C.museums D.theaters
( )10.A.until B.before C.because D.wehether UNIT 4 Amazing Science Topic 1 Section A 21*cnjy*com
21世纪教育网 -- 中国最大型、最专业的中小学教育资源门户网站。 版权所有@21世纪教育网本资料来自于资源最齐全的２１世纪教育网www.21cnjy.com
Unit 4 Amazing Science Topic 2 导学案
知识要点：
1. (1)allow sb.to do sth.允许某人做某事。
eg. Our teachers allow us to play football after school.【来源：21·世纪·教育·网】
(2)allow doing sth. 允许做某事。
eg. We don’t allow eating in the classroom.
2. I wish I could go into space some day.
这是一个含虚拟语气的句子，表达了康康的主观臆想，不一定能实现，所以情态动词用了can的过去式 could。 21·cn·jy·com
some day某一天（将来）；one day 可以指过去，也可以指将来。
3. be made of, be made from, be made up of的用法。
be made of用……制成（从表面能看出材料的性质或形状）
eg. This kind of cup is made of paper.
be made from用……制成（from 后的成分往往经过化学变化，表面看不出原材料）
eg. The wine is made of grapes.
be made up of用……组成。常表示由多种成分、成员。
eg. The team is made up of 12 members.
【基础知识过关】
I. 汉译英。
1.被允许玩电脑游戏___________________ 2.对你的健康有害 ______________________
3.花太多的时间在电脑上________________ 4.给简展示一个火箭模型__________________
5.由铁造成的(物理变化)________________ 6.由木头做的（化学变化）________________
7.被用来放电脑________________________ 8.发送卫星到太空________________________
9.一天_____________________________ 10.实现 _______________________________
11.红酒_____________________________ 12.一个MP3的播放器_____________________
13.大约1998年________________________ 14.比录音机更有用_______________________
15.数码相机___________________________
II. 根据句意，准确填出下列句子中的单词。
1． This kind of machine is made _____ Henan.
2． The dumplings are made _____ my mother.
3． English is used _____ a second language.
4． Radios are used _____ old people _____ listening to the mews.
5． The paper is made_____ wood.
【综合能力提升】
I. 选择题
( ) 1. My MP3 was____ in September,2004.
A.make B.makes C.making D.made
( ) 2. We shouldn’t_____ too much time on computer games.
A.cost B.take C.spend D.pay
( ) 3. I _____ I could fly one day.
A.wish B.hope C.think D.believe
( ) 4. Our voll ( http: / / www.21cnjy.com )eyball team is made ___ two teachers and four students.
A.of B.from C.up of D.in
( )5. I’m sorry. We don’t allow ___ here.
A.smoke B.smoking C.to smoke D.smoked
( )6. I ___ to watch TV for an hour every day.
A.am allowed B.allowing C.allow D.allowed
( )7. Could you tell me whom the computer___ by 21世纪教育网版权所有
A.was invented B.are invented C.has invented D.invented
( )8. Ice cream ___ in the fridge.
A.is keeping B.keeps C.is kept D.are kept
( )9. I like t ( http: / / www.21cnjy.com )his silk dress and it ______ so soft and comfortable.
A..is feeling B.has felt C.is felt D.feels
( )10. If you work hard, I’m sure that your dream will ___.
A.come out B.come true C.come over D.come on
II.句型转换
1. Maybe you are right.(同义句)
You ____ ____ right.
2. They built a new zoo last year.(变为被动语态)
____________________________________________________21教育网
3. Thieves stole her watch.(变为被动语态)
______________________________________________________www.21-cn-jy.com
4. He didn’t water the trees yesterday.(变为被动语态)
_______________________________________________________
5. When did they make the car (变为被动语态)
_______________________________________________________2·1·c·n·j·y
III.短文填空。
Jane looked unhappy. Because her parents did not 1 her to play computer games. Kangkang said to Jane that spending too much time 2 the computer was not 3
for her health .Then Kangkang showed a model rocket 4 her. This rocket was 5 of wood. He got some 6 about spaceships from Mr. Lee and 7 the model rocket. He wished he could fly to space 8 9 . Jane also believed his dream would come 10 . We should learn from Kangkang.21cnjy.com
1. _______ 2._______ 3.______ 4._______ 5._______
6._______ 7._______ 8.______ 9._______ 10._______
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