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