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Unit 1 The Computer World 1

Lesson 1

Part Ⅰ People Who Influenced the Computer Industry(Ⅰ) 1

Part Ⅱ People Who Influenced the Computer Industry(Ⅱ) 5

Lesson 2

Part Ⅰ The Y2K Computer Problem(Ⅰ) 9

Part Ⅱ The Y2K Computer Problem(Ⅱ) 13

Unit 2 Energy and Resources 18

Lesson 1

Part Ⅰ Recycling of Wastes 18

Part Ⅱ Treatment of Unwanted Tires 21

Lesson 2

Part Ⅰ Soybean Oil 23

Part Ⅱ Vegetable Oil 26

Lesson 3

Part Ⅰ Preservation of Foods 29

Part Ⅱ The Largest Laser in the World 32

Unit 3 World Affairs Concerning Science 36

Lesson 1

Part Ⅰ The World Population Conference 36

Part Ⅱ 1999 Environmental Film Festival 40

Lesson 2

Part Ⅰ The Around Alone Race(Ⅰ) 42

Part Ⅱ The Around Alone Race(Ⅱ) 47

Lesson 3 World News 51

Unit 4 New Discoveries in Science 56

Lesson 1

Part Ⅰ The Oldest Skeleton 56

Part Ⅱ Ancestor of the First Humans? 59

Lesson 2

Part Ⅰ Flower Fossil 62

Part Ⅱ Conversion of Cells 64

Lesson 3

Part Ⅰ New Discovery about World Temperatures 67

Part Ⅱ Solar Wind 72

Unit 5 Businesses and Management 74

Lesson 1

Part Ⅰ A Management Expert——W.E.Demming(Ⅰ) 74

Part Ⅱ A Management Expert——W.E.Demming(Ⅱ) 78

Lesson 2

Part Ⅰ Words and Their Stories——Boss,the Brass 82

Part Ⅱ Words and Their Stories——On a Short Leash 85

Lesson 3

Part Ⅰ An Interesting Businessman 88

Part Ⅱ News Briefs 91

Unit 6 People around the World 95

Lesson 1

Part Ⅰ Science Nobel Prize Winners of 1998 95

Part Ⅱ Three Men across the Antarctic 98

Lesson 2

Part Ⅰ An American Scientist——Carl Sagan(Ⅰ) 101

Part Ⅱ An American Scientist——Carl Sagan(Ⅱ) 105

Lesson 3 Pulling around the Globe 109

Unit 7 The Environment 114

Lesson 1

Part Ⅰ El Nino 114

Part Ⅱ La Nina 117

Lesson 2

Part Ⅰ Trees Endangered 120

Part Ⅱ Penguins Endangered 122

Lesson 3

Part Ⅰ Environmental News 124

Part Ⅱ Weather Forecasts 127

Unit 8 Space Research 132

Lesson 1

Part Ⅰ Top Space Stories of 1998(Ⅱ) 132

Part Ⅱ Top Space Stories of 1998(Ⅱ) 137

Lesson 2

Part Ⅰ Galaxies(Ⅰ) 141

Part Ⅱ Galaxies(Ⅱ) 145

Lesson 3 Stardust 149

Unit 9 The Latest Developments in Science 155

Lesson 1

Part Ⅰ 1998 Science Stories(Ⅰ) 155

Part Ⅱ 1998 Science Stories(Ⅱ) 158

Lesson 2

Part Ⅰ Reports of AAAS(Ⅰ) 162

Part Ⅱ Reports of AAAS(Ⅱ) 167

Lesson 3 Polymer Muscle 171

Unit 10 Medicine and Health 176

Lesson 1

Part Ⅰ Tea Drinking and Health 176

Part Ⅱ The Interaction of Medicine and Food 179

Lesson 2

Part Ⅰ The Progress of Transplanting 182

Part Ⅱ The Epidemic Show 185

Lesson 3

Part Ⅰ Smoking and Genes 189

Part Ⅱ Advertisements on Children's Health 192

Unit 11 The Economic World 194

Lesson 1

Part Ⅰ Mutual Funds 194

Part Ⅱ One Man's Thoughts on Auctions 197

Lesson 2

Part Ⅰ Financial News in Special English 200

Part Ⅱ Financial News in Standard English 203

Lesson 3

Part Ⅰ 1998 Nobel Prize for Economics 207

Part Ⅱ Credit Card Fraud 210

Unit 12 Education 214

Lesson 1

Part Ⅰ The Illiterate in the World 214

Part Ⅱ The Foreign Students in America 217

Part Ⅲ Homework 220

Lesson 2 Discussion on Home Schooling in the United States 222

Part Ⅰ Discussion on Home Schooling in the United States(Ⅰ) 222

Part Ⅱ Discussion on Home Schooling in the United States(Ⅱ) 227

Unit 13 Traffic and Communication 234

Lesson 1 Discussion on Traffic in the United States 234

Part Ⅰ Discussion on Traffic in the United States(Ⅰ) 234

Part Ⅱ Discussion on Traffic in the United States(Ⅱ) 240

Part Ⅲ Discussion on Traffic in the United States(Ⅲ) 246

Lesson 2

Part Ⅰ One Man's Thoughts on Traffic 251

Part Ⅱ News 254

Unit 14 Bill Gates'Speech at Tsinghua University 259

Lesson 1

Part Ⅰ Bill Gates'Speech(Ⅰ) 259

Part Ⅱ Bill Gates'Speech(Ⅱ) 263

Lesson 2 The Question and Answer Section of the Speech 266

Appendix Ⅰ The Fifty States of the United States 273

Appendix Ⅱ Countries and Their Capitals 275