上海牛津英语8B-Unit 3 Electricity - 单元测试 - 同步练习-附答案

中小学教育资源及组卷应用平台
8B U3单元练
Supplementary exercise
I. Complete the sentences with proper words. The first letters are given. (用适当的单词完成句子)
1. The power station supplies e________ to this area.
2. He had no e________ for why he was late.
3. The computer is c_________ to the printer by a wire.
4. Water has three f ________ — liquid, gas and solid.
5. There was a g________ on his face when he opened his birthday presents.
6. People usually pay their rent m________.
7. Carbon monoxide is an i________ gas, but it is very dangerous to breathe it.
8. The m________ in the taxi will tell you how much you have to pay.
9. I m________ the length of the box with a ruler.
10. Her coach e________ her throughout the marathon race to keep on running.
II. Write our words as required （按要求写单词）
1. __________ 改变v. ----- __________多变的 adj.
2. __________电的，用电的 adj. ----- ＊__________与电有关的，电学的adj. ----- __________ 电n. ----- ＊__________电子的adj.
3. __________ 不同的, 有差异的adj .----- __________ 差异 n.
4. __________ 热的 adj. ----- __________ 加热，热量v. / n.
5. __________ 移动，搬家，感动 v.----- ＊__________ 移动，运动 n. ----- ＊__________
感动的 adj. ----- ＊__________ 令人感动的 adj.
6. __________ 傻子n. 愚弄，欺骗v. ----- __________ 愚蠢的，傻的 adj.
7. __________ 为……服务 v.----- __________ 服务，公用事业 n. ----- ＊________仆人 n.
8. __________ 危险 n. ----- __________ 危险的 adj.
9. __________ 通常的，平常的 adj. ----- __________不寻常的 adj. -----
__________ 通常，经常 adv.
10. __________ 笑，大笑，嘲笑v. & n. ----- __________ 笑声 n.
11. __________ 打包 v. ----- ＊__________ 小包 n.
12. __________ 甜的，可爱的adj. 甜食，糖果 n.
13. __________ 真实的，真正的 adj. ----- __________ 真正地，确实 adv. -----
__________ 认识到，实现 v.
14. __________ 月，月份 n. ----- ＊__________ 每月的（地）adj. & adv.
15. __________ 解释 v. ----- ＊__________ 解释，说明 n.
16. ________ 关心；关怀，照顾 v. / n. ----- ________仔细的 adj. ----- _________仔细地 adv.
----- __________ 粗心大意的 adj. ----- ＊__________ 粗心 n.
17. __________ 化学品, 化学物质；化学的 n./ adj. ----- __________ 化学 n.
18. __________ 力量；权利 n. ------ __________ 强大的 adj.
19. __________ 清晰的 adj. ----- __________ 清晰地 adv.
20. __________ 光 n. ----- ＊__________ 闪电 n.
21. __________ 连接，联结 v. -----＊__________ 连接；联系 n.
22. ________ 有礼貌的adj. ----- ________ 有礼貌地adv. ----- ＊________ 不礼貌的 adj.
23. __________ 制造，生产 v. -----＊__________ 产品 n.
＊24. _________ 可见的adj. ----- ＊_________ 看不见的adj. ----- ＊__________ 视觉n.
＊25. __________ 包含，容纳v. ----- ＊__________ 容器 n.
plete the sentences with the proper forms of the given words （用所给单词的适当形式填空）
1. He has no ________ (explain) for why he was late.
2. Jack’s mother has worked as a ________ (serve) for a rich family for 15 years.
3. Taxi ________ are developing quickly in Shanghai.(serve)
4. “May I have my packet of electricity ” Benny said ________.(polite)
5. His ambition is to be a (an) ________engineer. (electricity)
6. Trees can be made into many ________ (produce)
7. I was ________ enough to believe that Jack told me.(fool)
8. Many families pay the bill for telephones ________.(month)
9. She always pays her ________on time. (bill)
10. It was so cloudy that the top of the mountain was ________ (visible)
11. At the supermarket we bought many _____. (battery)
12. What’s the _____ of the English world (mean)
13. The _______________ inside the batteries contain electricity. (chemistry)
14. Sandy doesn’t like going fishing .She is an ______________ girl.(patient)
15. Jim is a good student. He is always ______________ when he does his homework.(care)
IV．Choice （选择题）
( )1. You can be paid in cash weekly or by cheque monthly. Which of the following is correct for the underlined word in the sentence
A. mns B. mn
C. mn D. m n
( )2. Which of the following underlined parts is different in pronunciation from others
A. Mary’ father bought a bike for her. She regards it as the most precious one
B. The girl in the shop is always eager to please every customer
C. I will replace you if you have any difficulties.
D. Some stars are invisible to the naked eye(肉眼)
( )3. There is_______‘s’ in the word ‘baseball’. _______Letter is _______ first one.
A .a; The; a B. the; The ;a C .an; The; the D. the; An; the
( )4. People can change electricity _______ different forms of energy that we can see
A. from B. for C. on D. into
( )5. My wish is to become a scientist. What is _______
A .you B. your C. yours D. yourself
( )6. They_______work out the problem. You _______ help them.
A. can’t; needn’t B. should; needn’t C .may; should D. can; needn’t
( )7. She doesn’t understand this passage _______ there are few new words in it.
A. because B. if C. since D. though
( )8. _________ exciting the music is!
A. What an B. What C. How D. How an
( )9. We should find ________ ways to make energy.
A. other B. another C. the other D. others
( )10. The thick wire cables _______a power station.
A. are connected to B. are connected at
C. connected to D. connected with
( )11. Mary is so careless that she always forgets to _______ the fans when she leaves home.
A. switch on B. switch off C. put on D. put off
( )12. If you save _______coins a day, you will be able to buy a mobile phone in a year.
A. a little B. little C. a few D. few
( )13. —Must I copy the text today
—No, you_______. But you _______ copy it tomorrow.
A. needn’t; must B. mustn’t; must C. needn’t; mustn’t D. mustn’t; can
( )14. Benny hopes he can get _______ for his torch.
A. some electricities B. an electricity
C. a packet of electricity D. two packets of battery
( )15. In a way, I’m glad you made that mistake, for it will serve as a warning to you. The underlined part means_______ .
A. Truly B. Partly C .By the way D. In a word
V. Rewrite the sentences as required (按要求改写句子)
1. The manager told him how to get useful information. (否定句)
The manager _________ _________ him how to get useful information.
2. Super Girl often goes to Vienna to make a music video for the album.(对划线部分提问)
_________ does Super Girl Zhou Bichang _________to Vienna
3. He can hardly believe the chemicals inside batteries produce electricity. (改为反意疑问句)
He can hardly believe the chemicals inside batteries produce electricity, ______ ______？
4. I don’t know. Where does electricity come from (合并为一句)
I don’t know where ________ _________ from
5. It is convenient to send and receive message on a mobile phone. (改为感叹句)
________ _______it is to send and receive message on a mobile phone!
6. Tony is so fat that he can’t jump high. （同义改写）
Tony is ________ fat ________ jump high.
7. everything, assistant, to, the, politely, us, explained, shop (连词成句)
__________________________________________________________________.
8. used to, play, they, school, ball games, after (连词成句)
__________________________________________________________________.
VI. Translate the following sentences into English (将下列句子翻译成中文)
1. 电表测量你的用电量， 你每月会收到电费账单。（measure, get a bill monthly）
_____________________________________________________________________
2. 电在某种程度上像水一样。（in a way）
______________________________________________________________________
3. 电既是一个好的仆人，但也是一个危险的仆人。 （servant）
______________________________________________________________________
4. 电要比水危险得多。 （much more dangerous）
______________________________________________________________________
5. 我们必须要一直小心用电。 （ be careful with）
______________________________________________________________________
6. 你能告诉我电看起来是什么样子吗？（look like）
______________________________________________________________________
7. 电是看不见的，但是我们可以把它转化成我们可以看到、听到或感觉到的不同形式的能量。（ change…into, form）
______________________________________________________________________
8. 电通过电线来到我们家，这些电线和埋在地下的电缆连在一起，（through, be connected to）
________________________________________________________________________
9. 电池里的化学物质会发电。（inside, produce）
___________________________________________________________________________
10. 很难想像没有电，我们生活在城里会怎样？（imagine, would be like ,without…）
__________________________________________________________________________
VII．Complete the following passage with the words or phrases in the box. Each word or phrase can only be used once（将下列单词或词组填入空格。每空格限填一词，每词或词组只能填一次）
A. heater B. colder C. cheap D. came back E. expensive F. seconds
John left the United States in 1969 to work in Africa. Africa was hot and when John 1
to the United States in 1979,he said to himself,“ It’s much 2 here than it was before I left. I’m going to buy an electric 3 .”
John went to a store the next day to buy an electric heater. The salesman showed him three or four different kinds and then said, “This is our best heater. It costs a lot of money, but it saves half of your electricity, and electricity is very 4 , isn’t it ”
“Yes, it’s very expensive,” John answered. “And it’s becoming worse every year.” He looked at the electric heater carefully, thought for a few 5 and then said, “Well, I’ll take two of these, and then I’ll save all of my electricity.”
1.________ 2._________ 3. _________ 4. _________ 5. __________
On February 24th, 1955, Steve Jobs was born in San Francisco, California. Jobs was certainly one of the most popular and _____1______ men in the world. Before he ___2___ 30, he had already been well known in America.
When he was young, he was very naughty and always made troubles. _____3____, the teachers treated him as a special student.
As a teenager, Jobs worked very hard on what he was interested in. When he was 13, he ____4___ electronics, so he took a part-time job in a big electronic factory. At the age of 15, he was crazy about making cartoons films with his first girl friend. When he was about 17, he read a lot of books and often asked himself to live a meaningful life. When he was 17, he went to Reed College. However, he was not interested in the lessons there, after 6 months, he dropped out.
After Jobs left the college, the nineteen-year-old young man was on the way to _____5____. At first, he worked as a video designer. When he was only 21 years old, he started the Apple Computer with his best friend, Wozniak. When he was 30, he got an award from President Reagan.
Jobs never got tired, because he loved his work.
1._________ 2. ___________ 3. ___________ 4. ___________ 5. ___________
参考答案
8B U3 单元练
I.1. electricity 2. explanation 3. connected 4. forms 5. grin 6. monthly 7.invisible 8. meter 9. measure 10. encouraged
II. 1. change—changeable 2. electric—electrical—electricity—electronic 3. different—difference
4. hot—heat 5. move—movement—moved—moving 6. fool—foolish 7. serve—service
—servant 8. danger—dangerous 9. usual—unusual—usually10. laugh—laughter
11. pack—packet12.sweet13. real—really—realize 14. month—monthly
15. explain—explanation 16. care—careful—carefully—careless—carelessness
17. chemical—chemistry 18. power—powerful 19.clear—clearly 20. light—lightning
21. connect—connection 22. polite—politely—impolite 23.produce—product
24.visible—invisible—vision 25. contain—container
III. 1.explanation 2. servant 3. service 4. politely 5. electrical 6. products
7. foolish 8. monthly 9. bills 10. invisible 11. batteries 12. meaning
13. chemicals 14. impatient 15. careful
IV. 1-5 BDCBD 6-10 DDCAA 11-15 BCACB
V. 1.didn’t, tell2. Why, go 3. can, he 4. electricity, comes 5. how, convenient 6. too, to 7. The shop assistant explained everything to us politely.
8. They used to play ball games after school.
VI. 1. A meter measures the amount of electricity you use, and you get a bill for it monthly.
2. Electricity is like water in some way.
3. Electricity is a good servant, but a dangerous one.
4. Electricity is much more dangerous than water.
5. We must always be careful with electricity.
6. Can you tell me what electricity looks like
7. Electricity is invisible, but we can change it into different forms of energy that we can see, hear or feel.
8. Electricity comes into our flat through thin wires, and these are connected to thick wires that buried under the street.
9. The chemicals inside the batteries produce electricity.
10. It’s hard to imagine what our life in the city would be like without electricity.
VII. (A) 1-5 DBAEF
(B) 1-5 CAFBD
21世纪教育网 www.21cnjy.com 精品试卷·第 2 页 （共 2 页）
21世纪教育网(www.21cnjy.com)