人教版高中英语必修二：Unit 3 Computers 单元测试1

Unit 3 Computers
检测题1
一、单项填空
1. This is such a di ( http: / / www.21cnjy.com )fficult situation that it is impossible to _____ it.
A. solve B. treat C. deal D. do
2. He left his hometo ( http: / / www.21cnjy.com )wn in his twenties and from then on he _____ alone.
A. had lived B. lived C. was living D. will live
3. The house looks old, but _____, it’s quite new.
A. in addition B. in return C. in reality D. in total
4. I was very angry b ( http: / / www.21cnjy.com )ecause he let a week _____ before answering my letter.
A. go by B. go away C. go out D. go over
5. The teache ( http: / / www.21cnjy.com )r plans to _____ the students’ ideas before making a final decision.
A. explode B. express C. escape D. explore
6. I’m afraid I can ( http: / / www.21cnjy.com )’t go to your birthday party personally, but I will let my wife go, _____.
A. anyhow B. however C. though D. therefore
7. You’d better set a _____ before you start to do the work.
A. point B. grade C. goal D. score
8. — How is your father He _____ for many days.
— He is fine, but sometimes busy.
A. won’t be seen ( http: / / www.21cnjy.com ) B. hadn’t been seen C. wasn’t seen D. hasn’t been seen
9. The rain laste ( http: / / www.21cnjy.com )d for three days, and _____, we had to give up the trip to Japan.
A. after all B. as a result C. or else D. in fact
10. I tried to call but kept getting a busy _____.
A. sign B. mark C. message D. signal
11. — How do you find the novel？
— _____, it is well done, but a little longer.
A. In one way B. In no way C. In the way D. All the way
12. Once the chance _____ again, he’ll try his best to take it.
A. lifts B. raises C. rises D. arises
13. She had to _____ four young children after her husband died.
A. turn over B. watch over C. go over D. take over
14. She had a lot of l ( http: / / www.21cnjy.com )etters _____ yesterday, so she didn’t go to the park.
A. to type B. typed C. typing D. were typed
15. — You sen ( http: / / www.21cnjy.com )d out the invitations for the party, and I’ll organize the food, will you
— _____.
A. OK, that’s all settled B. I don’t care
C. It’s none of your business D. That’s just your decision
二、完形填空
The 1990s sa ( http: / / www.21cnjy.com )w great changes in the way people communicate. People could send mail without going to the 16 , and go shopping without leaving home. 17 like email and download became part of people’s vocabulary. The cause of this great change was the 18 .
The idea for the I ( http: / / www.21cnjy.com )nternet began in the early 1960s in 19 . The Department of Defense wanted to 20 their computers together in order to 21 private information. In 1969, the ARPA net(an early form of the Internet) first connected the 22 at four American universities. One computer successfully 23 information to another. In 1972, scientists shared ARPA net 24 the world. They created a 25 to send person-to-person messages using ARPA net. This was the 26 of email.
Over the next few ( http: / / www.21cnjy.com )years, there was a lot of progress made in the world of computing, 27 most people were not using the Internet. Then, in the 1980s, personal computers became more 28 . In the early 1990s, 29 important things happened: the birth of the World Wide Web in 1991, and the creation of the 30 Web browser(浏览器)in 1993. The web made it 31 to find information on the Internet, and to move from place to place 32 links. The Web and browser made it possible to see information as a website with pictures, sound, and words.
Today, 33 of peo ( http: / / www.21cnjy.com )ple connect to the Internet to send email, visit websites, or store information on servers. 34 are now an important part of our lives and are changing 35 we learn, work, shop, and communicate.
( ) 16. A. post off ( http: / / www.21cnjy.com )ice B. supermarket C. department store D. the office
( ) 17. A. Expressions B. Phrases C. Letters D. Words
( ) 18. A. computer B. Internet C. server D. browser
( ) 19. A. America B. England C. China D. Canada
( ) 20. A. put B. get C. connect D. leave
( ) 21. A. have B. take C. reach D. share
( ) 22. A. computers B. colleges C. telephones D. lines
( ) 23. A. worked B. found C. posted D. sent
( ) 24. A. to B. in C. with D. for
( ) 25. A. place B. way C. path D. direction
( ) 26. A. beginning B. finding C. creating D. using
( ) 27. A. but B. and C. or D. because
( ) 28. A. practical B. familiar C. expensive D. common
( ) 29. A. two B. three C. four D. five
( ) 30. A. new B. first C. advanced D. modern
( ) 31. A. easier B. harder C. slower D. cheaper
( ) 32. A. circling B. seeking C. sending D. using
( ) 33. A. tens B. hundreds C. thousands D. millions
( ) 34. A. Emails B. Messages C. Computers D. Websites
( ) 35. A. how B. what C. when D. why
三、阅读理解
A
The Internet has become part of teenagers’ life.
A news report on 3 ( http: / / www.21cnjy.com ),375 students aged from 10 to 18 in seven Chinese cities found that 38 per cent of them believe they use the Internet often.
While most of them ( http: / / www.21cnjy.com )get useful information and use the Internet to help in their studies, some are not using it in a good way. Many are playing online games too much. A few even visit Web sites they should not look at. A middle school teacher from Beijing warns that bad things can happen if young people spend too much time on the Internet. She had a student who used to be good at school. But then he started visiting sex Web sites. He went mad, cheated a girl and was taken away by the police.
In order to hel ( http: / / www.21cnjy.com )p young people use the Internet in a good way, a textbook on good Internet behavior has started to be used in some Shanghai middle schools this term. The book uses real examples to teach students all about good ways of using the Internet. The book gives useful advice such as it's good to read news or find helpful information to study.
Some students also ( http: / / www.21cnjy.com )make online friends. But if you are meeting a friend offline, make sure your parents know. Teachers and parents all think the book is a very good idea. This teacher said the book will be a guide for teens using the Internet. She believes it will keep students away from bad sites. “Many students are using the Internet without guidance from their parents,” she said. “The book will teach students how to be a good person in the online world.”(
36. The third paragraph mainly tells us that ________.
A. some students are not using the Internet correctly
B. all students in Beijing use the Internet to help their school work
C. a teacher in Beijing is worried about her students
D. some students visit sex Web sites
37. The textbook mainly tells us ________.
A. why we should use the Internet B. not to visit sex Web sites
C. how to use the Int ( http: / / www.21cnjy.com )ernet correctly D. how to get help from others
38. The writer advises the readers to ________.
A. let their parents know before visiting their online friends
B. not to make friends on line
C. read the textbook carefully
D. only read news on the Internet
39. From this passage we know that ________.
A. more and more students have given up visiting bad Web sites
B. schools and ( http: / / www.21cnjy.com ) teacher begin to pay attention to students’ use of the Internet
C. no more homework will be given in Shanghai
D. less and less information can be found on line
B
On October 12, ( http: / / www.21cnjy.com )1987, some Chinese scientists were working at the computers to look for information they needed. Suddenly they saw a lot of very bright spots(点 )crossing the computers’ screens. At the same time the computers were working much slower. To find out what was happening they stopped their work to check some parts of the computers. To their horror(恐惧), they found out that most of their stored information was got rid of( 除掉) by computer viruses! Obviously all these computers had been infected（感染 ） by computer viruses.
It is said that ( http: / / www.21cnjy.com ) the computer viruses were made by a group of young man fond of playing tricks. They all had excellent education. They created the viruses just to show their intelligence.（才智）These kinds of computer viruses are named Jerusalem( 耶路撒冷 )Viruses. These viruses can stay in computers for a long time. When the time comes they will attack the computers by lowering the function(功能), damaging their normal programs or even getting rid of all the information.
We now come to kn ( http: / / www.21cnjy.com )ow that Jerusalem Viruses often attack computers on Fridays and that they are spreading(传播) to a list of computers. Among the countries that suffering computer viruses are Britain, Australia, Switzerland and the U.S. But till now, how to get rid of the terrible remains a problem.
40. The group of young men created the viruses to __________.
A. damage the computers B. test their ability
C. tell the world that ( http: / / www.21cnjy.com ) they were intelligent D. play a trick on operators of the computers
41. According to the passage, computer viruses seem to _______.
A. have been in na ( http: / / www.21cnjy.com )ture for years B. exist（存在） in any computers
C. be difficult to ( http: / / www.21cnjy.com )get rid of at present D. be able to be got rid of in the near future
43. The most serious damage caused by the viruses is that _______.
A. the computer’s functions are lowered
B. the normal programs are damaged
C. all the information stored in the computers is gone
D. the computers infected by the viruses can no longer be used
44. According to the passage, which of the following is true
A. Four countries found their computers were infected by viruses.
B. The viruses will ( http: / / www.21cnjy.com )come to a new computer after staying in the old one for some time
C. Scientists are trying to find a way to get rid of the viruses
D. The Jerusalem Viruses are a great harm to human health.
四．句子翻译（现在完成时&过去完成时）
自从他离开这儿，我从未听说过他。
_________________________________________________________________________
我很长时间没有收到他的来信。
_________________________________________________________________________
我完成作业了，所以我现在可以去打篮球了。
_________________________________________________________________________
4. 这是他第一次来上海参观。
_________________________________________________________________________
5. 他们告诉我她已经买了很多书。
_________________________________________________________________________
6. 到去年底，他已经学会唱20首歌了。
_________________________________________________________________________
参考答案：
一、单项填空
1-15 ABCAD ACDBD ADBAA
二、完形填空
16. 【解析】选A。根据上文“send mail”，A项是唯一正确的选项。
17. 【解析】选D。“电邮、下载”已成为人们口头日常谈论之词，故选D。
18. 【解析】选B。根据第二段第一句可知，选B。
19. 【解析】选A。根据其后的“The Department of Defense”可知，这里指的是美国，故选A。
20. 【解析】选C。根据下文的“first connected”可知，此处表示美国国防部是想将这几台电脑连接起来，所以选C。
21. 【解析】选D。将这几台电脑连接起来的目的是“共享”，这从文后的“scientists shared ARPA”也可得知。
22. 【解析】选A。根据文后的“One computer successfully”可知，此处连接起来的是电脑，故选A。
23. 【解析】选D。根据上文为了“共享”信 ( http: / / www.21cnjy.com )息将电脑连接起来，以及文后的“(send)…to”可以断定，此处电脑连接成功，所以“成功地”“发送”了信息，故选D。
24. 【解析】选C。根据文前“shared”得知，此处应该是with，因为“share sth with sb”是固定用法，所以选C。
25. 【解析】选B。正是美国科学家将ARP ( http: / / www.21cnjy.com )A net与世界共享，才创造了一种基于ARPA 网发送“人对人”模式信息的传递平台（方式），所以选B。
26. 【解析】选A。正如上 ( http: / / www.21cnjy.com )文所说，美国科学家将ARPA net与世界共享，创造了一种基于ARPA 网发送“人对人”模式信息的传递平台，也就是“email”的雏形，同时与文章开头“send mail”相呼应。
27. 【解析】选A。虽然因特网发展迅猛，但由于电脑尚未普及，所以使用因特网的人很少，所以选A。
28. 【解析】选D。80年代个人电脑开始普及，故选D。
29. 【解析】选A。根据文后“ ( http: / / www.21cnjy.com )the birth of the World Wide Web in 1991, and the creation of the Web browser in 1993”可知，此处是指两件事，故选A。
30. 【解析】选B。1991年诞生了“第一个”浏览器，因为文后我们得知，有了浏览器上因特网浏览信息更加方便、快捷，所以选B。
31. 【解析】选A。正因为1991年诞生了“第一个”浏览器，在因特网上浏览信息更加方便、快捷，所以选A。
32. 【解析】选D。通过使用浏览器的“链接”，在世界各地“畅游”真方便，所以选D。
33. 【解析】选D。当今社会因特网已经非常普及，所以上网发邮件、浏览信息或储存信息的人何只千万，故D是正确答案。
34. 【解析】选C。电脑已经成为人们日常生活必不可少的组成部分，所以选C。
35. 【解析】选A。电脑已经成为人们日常生活必不可少的组成部分，并且正影响着人们学习、工作、购物或交流的方式，所以选A。
三、阅读理解
36—39 ACAB 40—43 CCCC
四．句子翻译（现在完成时&过去完成时）
1. I haven’t heard of him since he left here.
2. I haven’t heard from him for a long time.
3. I have finished my homework, so I will play basketball now.
4. This is the first time that he has visited Shanghai.
5. They told me that she had bought many books.
6. By the end of last year, he had learned to sing 20 songs.