现代科技英语阅读教程PDF电子书下载

Unit 1 Information Technology 1

Unit 2 Speeding on the Data Highway 5

Unit 3 What are Biorhythms？ 9

Unit 4 A New Concept for Spacecraft Tiles 13

Unit 5 Good Effects of El Nino 18

Unit 6 Scientific Researches on Body’s Rhythms 23

Unit 7 End of the PC Era 28

Unit 8 Catching the Third Wave 33

Unit 9 Waves from Space 38

Unit 10 China’s Reform and Information Technology Industry 44

Unit 11 Alternative Energy Sources 50

Unit 12 The Biotech Century 55

Unit 13 World Wide Web 61

Unit 14 The International Space Station 67

Unit 15 Green Revolution 73

Unit 16 A Brave New Olfactory World 80

Unit 17 What is a Scientific Theory？ 87

Unit 18 Space Travel in the Future 93

Unit 19 How the Internet Works 100

Unit 20 Digital Storage Oscilloscopes 107

Unit 21 The Web Lifestyle 114

Unit 22 Marketing on the Internet 120

Unit 23 Envoirmental Protection and Pollution Treatment 126

Unit 24 A Clean World or a Polluted World？ 133

Unit 25 E-mail Phones 140

Unit 26 Bill Gates’Speech to Tsinghua University 147

Unit 27 New Findings from the Latest Scientific Research 155

Unit 28 The Next Revolution in Computers 163

Unit 29 The Age of Cloning 172

Unit 30 Virtual Reality Technology 181

Practice Exercises 191

Practice Exercise 1 191

Practice Exercise 2 203

Practice Exercise 3 215

Practice Exercise 4 227

Practice Exercise 5 239

Key to Practice Exercises 251