1、实用科技英语教程 阅读理解 参考答案 Unit 1 Computer Science Text A 多项选择 1. B keep up with the increased amounts of information in the world 2. D buying and selling 3. A keeping contact with other people 4. C people can be connected to the Internet 正误判断 1. T 2. NG 3. T 4. F 5. F 6. NG 完成句子 1. productivity and efficie
2、ncy 2. their future sales, profits and costs 3. Learning-by-doing 4. hand held computers 5. faster and cheaper Text B 多项选择 1. A it is small and portable. 2. B Newer laptops with larger screens are available because of improved technology. 3. D They become much smaller to replace desktops. 4. C The w
3、eight should be considered if you travel a lot. 完成句子 1. are miniaturized 2. size and weight 3. features and design 4. The surge Unit 2 The Internet Text A 正误判断 1. T 2. F 3. F 4. T 5. F 6. NG 7. T 8. T 9. T 多项选择 1. A It originated from a national network. 2. C It consists of network facilities and in
4、formation resources. 3. B it allows a jump to other Internet services 4. D it developed the particular tradition and customs of its own 完成句子 1. exchange messages and conduct electronic “conferences” 2. to set up a remote terminal connection 3. a high-speed data communication circuit and a radio chan
5、nel Text B 多项选择 1. A. You cant get on the Internet without it. 2. B. they have a large number of users 3. A. You cant get connected to the Internet. 4. D. It helps the main server work during rush hour. 5. C. they cant use other services provided online except sending and receiving emails 完成句子 1. an
6、 Internet account with some ISP 2. internal modems 3. The quality of the connection 4. the format 5. a problem in your connection Unit 3 Automation Technology Text A 正误判断 1. T 2. F 3. T 4. F 5. T 6. F 7. T 完成句子 1. welding, spray painting 2. they can be reprogrammed by a computer to do another task 3
7、. A sense of touch and the ability to see and make decisions 4. grow Text B 多项选择 1. A They are made for only one job. 2. B They help save time for us to do other things. 3. D Rovio 4. C negative Unit 4 The Environment Text A 多项选择 1. C reducing global warming 2. A the breakdown of the Soviet Union re
8、sulted in ceasement of effective management 3. D The conservation proved a great success in terms of its remarkable population growth. 4. B the intense poaching 5. A marketing them for entertainment gives them an economic value 正误判断 1. T 2. T 3. NG 4. F 5. NG Text B 多项选择 1. D It contains sulphuric a
9、cid and nitric acid. 2. B fishermen in North America and Europe noticed a sharp reduction in the quantity of fish. 3. A. The soil contains less nutrients for plants. 完成句子 1. coal burning; processing raw ore 2. fossil fuels; forest fires 3. aquatic species; the deaths of the hatchlings 4. food; habit
10、at 5. the tracks are badly damaged due to corrosion caused by acid rainfall List the effects of acid rain on plant life. 1. are damaged by acidic rainfall, causing the growth of the plant to be stunted, or even in its death 2. are destroyed by the acidity 3. The waxy layer on the leaves 4. Plant ger
11、mination and reproduction What can we do to alleviate the effects of acid rain? 1. A reduction in use of vehicles 2. Reducing power consumption 3. Speak to others about this problem 4. enact suitable legislation Unit 5 Energy Science Text A 正误判断 1. T 2. F 3. T 4. F 5. F 6. T 7. F 8. T 9. NG 10. T 完成
12、句子 1. investment and experience 2. “phantom load” 3. between 7 and 10 percent 4. using transparent materials 5. improves insulation Text B 多项选择 1. A They can be converted into electricity. 2. B global warming 3. D It affects many areas. 4. C the affected plants are forced to focus on internal repair
13、 选词填空 1. B 2. E 3. D 4. A 5. C 6. F Unit 6 Transportation Text A 多项选择 1. D all of the above 2. A they can compete with the Toyota Prius 3. A it was an energy-efficient vehicle made of the greenest materials 4. C Microjoule 5. B train 正误判断 1. T 2. F 3. NG 4. T 5. F 完成句子 1. miles per gallon 2. sleek a
14、nd high-performing vehicles 3. 1) cardboard bicycle; 2) electric bike; 3) hybrid vehicle 4. reduction in pollution; reduce congestion Text B 正误判断 1. F 2. F 3. T 4. T 5. F 6. T 7. F 8. T 9. T 10.F Countries and Measures 1. public transit and bicycle paths 2. Unnecessary trips 3. cash alternative 4.Ca
15、r-sharing networks; incentives to drive Unit 7 Materials Science Text A 正误判断 1. T 2. T 3. F 4. T 5. F 6. T 7. T 8. F 9. F 10. T Text B 正误判断 1. T 2. F 3. T 4. F 5. T 6. F 7. F 8. T 多项选择 1. C. A and B 2. D. it has numerous possible applications 完成句子 1. an environmental risk; the development of silver-
16、antibiotic-resistant bacteria 2. how nanoscale materials behave Unit 8 Biotechnology Text A 正误判断 1. T 2. T 3. F 4. T 5. F 6. F 7. F 8. F 9. F 10. T 完成句子 1. white biotech or green chemistry 2. enzymes and genetically engineered microbes 3. Enzymes; microbes 4. oil price 5. Growing non-food crops Text
17、 B 完成句子 1. a scientific discipline 2. organic and nonorganic 3. biological catalysts 4. products; services 5. bread-making 6. the first biotechnological revolution 7. genetic engineering, enzyme technology, and fermentation technology 8. the inventions and process and product innovations 9. agricult
18、ure, pharmaceuticals, chemicals, and even weaponry 10. natural agriculture products 多项选择 C both A and B Unit 9 Space Science Text A 多项选择 1. A Scientific and industrial experiments 2. C artificial gravity 3. B Human beings themselves 4. D people can make money from the relevant research 完成句子 1. recyc
19、ling air and water 2. 3 years 3. weightless environment 4. to profit from space Text B 完成句子 1. science from space; science in space 2. telescopes 3. Greater clarity 4. high-energy atomic particles 5. orbit other planets 6. spacecraft; robots 7. microgravity environment 8. Weightlessness 9. the development and functionality
