开放英语4Unit25-Unit29.doc

Unit25 Working Life and Technology 工作与新技术
文章学练1
Subject: Reorganisation
1 C. 2 B. 3 A. 4 A. 5 D.
文章学练2
To: All doctors
1 C. 2 A. 3 B. 4 A. 5 D.
语法&功能学练
Ⅰ、仿照示例，从下面的方框内选择合适的动词，用-ing形式或to + 动词不定式的主动式完成下列句子。
to buy to plete to cut to file to get to replace
1. I’ve got a security card. You don’t need (to get) yours.
2. I need ( to buy) a present for my secretary – she is leaving.
3. Those papers need (filing) – they have been on the desk for weeks.
4. The training was too long. It needed (cutting).
5. This puter is very old. It needs (replacing).
Ⅱ、仿照示例，用“need + to + 动词不定式的被动式”形式将下列句子补充完整。
6. Those papers need （to be filed） – they have been on the desk for weeks.
7. The training was too long. It needed （to be cut）.
8. This puter is very old. It needs （to be replaced）.
Ⅲ、用括号内动词的适当形式填空。
I used 1to work 2to getting up 3to wear 4to have 5to get 6to speak 7doing/to be done 8to organizing 9to working 10to take
breaks in my day. 1C. 2B. 3A. 4D. 5A. 6B. 7A. 8D. 9B. 10C.
Unit26 Technology and Personal Life 技术与日常生活
文章学练1
Mobile Phones Save Lives
1 C. 2 B. 3 D. 4 A. 5 C.
文章学练2
E—tiquette ! Emails—do you love them or hate them?
1 C. 2 A. 3 B. 4 B. 5 D.
语法&功能学练
Ⅰ、仿照示例，用虚拟语气和所给的词语造句。（注：所有这些句子都是关于Paul或Dave过去经历的假设。）
1. If it to be/ summer, there / to be / more tourists.
答案：If it had been summer, there would have been more tourists.
2. If my dad / not to phone / the emergency services, they / not to e / so quickly
答案：If my dad hadn’t phoned the emergency services, they wouldn’t have e so quickly.
3. If the battery / not to run out, they / to find / me more quickly.
答案：If the battery hadn’t run out, they would have found me more quickly.
4. If one rescuer / not to want to continue, they / to stop for the night.
Dave答案：4. If one rescuer hadn’t wanted to continue, they would have stopped for the night.
5. If they / to stay at the bottom of the hill, they / to be / safe.
答案：If they had stayed at the bottom of the hill, they would have been safe.
6. If they / not to run / along the hillside the sniper / not to see / them.
答案：If they hadn’t run along the hillside, the sniper wouldn’t have seen them.
Ⅱ、利用括号里的词语写出建议。
7. ask your friends (should)
答案：You should ask your friends.
8. go to a big store (best thing)
答案：The best thing to do is to go to a big store.
9. that shop in the High Street (remend)
答案：I’d remend that shop in the High Street
10. monthly payments / cost of the handset (two things)
答案：There are two things to think about. One is the monthly payments and the other is the cost of the handset.
Ⅲ、用括号内动词的动名词或不定式形式填空。
11. I agreed (to send) the documents immediately.
12. I finished （eating） (to eat) my lunch before reading it.
13. I prefer （writing） (to write) by hand to using a puter.
14. I stopped （to turn off） (to turn off) the puter, then I went home.
15. I remember （seeing） (to see) a puter for the first time.
16. I forgot （to send） (to send) her the email she wanted.
17. I forget （sending） (to send) her the email, but she got it.
18. I avoid （reading） (to read) my emails every day because it takes so much time.
19. I gave up（using） (to use) email for important documents – it’s unreliable.
20. I try （to read） (to read) my emails every day, otherwise there are too many.
Ⅳ、选择最佳答案将文章补充完整。E-tiquette!
1 B. 2 D. 3 A. 4 C. 5 B. 6 A. 7 C. 8 B. 9 C. 10 A.

Unit27 The Internet and Daily Life 互联网与日常生活
文章学练1
et Bees a British Way of Life
1 B. 2 C. 3 D. 4 A. 5 A.
文章学练2
The Internet Has Changed My Life
1 B. 2 D. 3 C. 4 A. 5 B.
语法&功能学练
Ⅰ、从下面的方框内选择合适的动词完成下列句子。
1. I was frustrated by the puter （crashing）
2. None of the pirated programs （sold）in the market are good quality.
3. I have got an email （inviting） me to a party in London.
4. A virus （introduced） into 20% of puters in the world had the tag-line I love you.
5. When I sat down at the puter, there was an error message（saying）‘reboot the puter’.
6. There were two icons （displayed） on the desktop that I didn’t understand.
Ⅱ、仿照示例，将下列直接提问改为委婉提问方式。
7. How old is she? Do… mind … ask…?
答案：Do you mind if I ask (you) how old she is?
8. Have you got a car? Would … mind…?
答案：Would you mind telling me if you have got a car?
9. Have you got any children? Could I ask you…?
答案：Could I ask (you) if you have any children?
10. Why do you like your job? Could … tell…?
答案：Could you tell me why you like your job?
11. Can you help me? Could I ask you…?
答案：Could I ask you to help me?
12. What did your car cost? Could I ask you…?
答案：Could I ask (you) what your car cost?
13. Where were you born? Can you…?
答案：Can you tell me where you were born?
14. Where did you work last year? Would… mind…?
答案：Would you mind telling me where you worked last year?
15. Why do you want this job? Do you…?
答案：Do you mind telling me why you want this job?
Ⅲ、选择最佳答案填空。
16. There are often advertisements（C：leading） to other websites on the Internet.
17. Just over 70% of people（B. questioned） for the survey said the net had bee essential.
18. There are many cities（B. which expand） very fast.
19. 50% of the people（C. who were questioned） for the survey were female.
20. Could you tell me（B. how I can get to the post office）?
21. Would you mind（C. telling） us how old you are?
Ⅳ、选择最佳答案将文章补充完整。Net bees a British Way of Life The Internet has bee a part of
1 B. 2 D. 3 A. 4 C. 5 C. 6 A. 7 B. 8 C. 9 A. 10 D.
Unit28 Science in Nature 科学与自然
文章学练1
Genetic Engineering
1 A. 2 A. 3 D. 4 D. 5 C.
文章学练2
Why do many people choose to work at home?
1 C. 2 D. 3 D. 4 D. 5 C.
语法&功能学练
Ⅰ、仿照示例将第二个句子补充完整，使其与第一个句子意思一致。
1. He directed the film.
The film （was directed by him）.
2. Everybody likes him.
He （is liked by everybody）.
3.You should turn off the puter before you leave.
The puter （3. should be turned off before you leave）.
4.We should control the pollution as soon as possible.
The pollution （should be controlled as soon as possible）.
5.He had already done the work before it turned dark.
The work （had already been done before it turned dark）.
Ⅱ、仿照示例，利用提示将下列正式的含有被动语态的句子补充完整。
6. We didn’t look at the person properly. (check sufficiently)
The person（was not checked sufficiently）
7. He uses artificial chemicals on his farm. (use)
Artificial chemicals （are used on his farm）.
8. We’ll sort it out as soon as possible. (deal with)
The matter （will be dealt with as soon as possible）.
9. We had to sack two assistants last year.(dismiss)
Two assistants （had to be dismissed last year）.
Ⅲ、选择最佳答案将文章补充完整。Genetic Engineering
1 A. 2 B. 3 C. 4 A. 5 D. 6 B. 7 C. 8 A. 9 D. 10 B.
Unit29 Technology and the Future 技术与未来
文章学练1
Is It Farewell to the Paperback?
1 B. 2 B. 3 C. 4 D. 5 C.
文章学练2
Susannah, Laura and Alsain talk about technology and the future.
1 D. 2 A. 3 C. 4 B. 5 D.
语法&功能学练
Ⅰ、用括号内所给的动词改写下列句子.
1. My father didn’t allow me to use a puter for my homework. (let)
答案：My father didn’t let me use a puter for my homework.
2. Now I insist that my children learn how to use a puter. (make)
答案：Now I make my children learn how to use a puter.
3. Our lecturer said it was a good idea for us to look for information from the Internet. (advise)
答案：Now I make my children learn how to use a puter.
4. Her optician said it was a good idea to limit her use of e-books. (remend)
答案：Her optician remended her to limit her use of e-books.
5. The university said we should continue using the library for research. (encourage)
答案：The university encouraged us to use the library for research.
6. The tutors say that they cannot take their e-book readers into the exams. (permit)
答案：The tutors do not permit them to take their e-book readers into the exams.
7. I sold my old car so that I could buy a better puter. (enable)
答案：I sold my old car to enable me to buy a better puter.
8. My e-book reader has such a function that I can look up words I don’t know immediately. (allow)
答案：My e-book reader allows me to look up words I don’t know immediately.
Ⅱ、用each, every 或all完成句子.
9. I was informed that an article will be published in the newspaper .（Each） of the rooms has its own puter.
10.（All）the staff are trained in IT skills.
11. There are 11 puters. （Every）puter has Internet access and （all）of them have a good graphics programme.
12. I have checked （every） puter. They are （all） virus free.
13.puter A and puter B are in the other room. The programme is running separately on （each） of them.
14.（Each） of my colleagues came to me individually and gave me good advice.
答案：
Ⅲ、选择最佳答案将文章补充完整.Is it Farewell to the Paperback?
1 B. 2 C. 3 A. 4 D. 5 C. 6 B. 7 D. 8 C. 9 A. 10 B.