Unit One 1 Theme: Spaceflight(航天) Text Shenzhou VI Spacecraft 1 New Words 3 Notes 4 Exercises 4 Reading Passages 6 Passage A Space Shuttle: the Next Generation 6 Passage B Shuttle Lands, Safely Ending First Mission Since Columbia 10 Unit Two 14 Theme: Medicine(医学) Text What Your Mouth Can Tell Your Dentist 14 New Words 15 Notes 16 Exercises 17 Reading Passages 18 Passage A Your Mouth Is a Good Indicator of Your General Health 18 Passage B Cold Therapy in Heart Attacks Endorsed as Lifesaver 22 Unit Three 26 Theme: The Internet (英特网) Text The Ancient History of the Internet 26 New Words 29 Notes 30 Exercises 31 Reading Passages 33 Passage A The Internet: Bringing Order from Chaos 33 Passage B Hackers Are Enemy Number One on the Internet 35 Unit Four 40 Theme: Computer Technology(计算机技术) Text Safe Sex for Your Computer 40 New Words 41 Notes 42 Exercises 43 Reading Passages 45 Passage A What’s New in the Computer World? 45 Passage B An Introduction to Computer Aided Circuit Design 50 Unit Five 54 Theme: Communications(通信) Text Communicating in the New Age 54 New Words 56 Notes 57 Exercises 58 Reading Passages 60 Passage A The Second Information Revolution 60 Passage B Introduction to Data Communications 64 Unit Six 70 Theme: Information(信息) Text Information: Abstraction or Reality? 70 New Words 73 Notes 74 Exercises 74 Reading Passages 76 Passage A Forms of Human Information and Its Communication 76 Passage B Biological & Inorganic Information Systems and Non-human Information Processing 80 Unit Seven 85 Theme: Cloning Technology(克隆技术) Text Why Cloning of Humans Must Forever Be Seen as Unethical 85 New Words 87 Notes 89 Exercises 90 Reading Passages 91 Passage A Multiplicity’s Perils 91 Passage B Copy or Counterfeit 96 Unit Eight 101 Theme: Meteorology(气象) Text New Evidence Supports Global Warming Theory 101 New Words 103 Notes 104 Exercises 105 Reading Passages 107 Passage A El Nino, La Nina Cause Floods 107 Passage B Independent NASA Satellite Measurements Confirm El Nino Is Back and Strong 110 Unit Nine 115 Theme: Measurement(测量) Text The Role of Measurement 115 New Words 117 Notes 118 Exercises 119 Reading Passages 121 Passage A Measurement 121 Passage B The Units of Measurement 125 Unit Ten 129 Theme: Conceptualization(设计方案的确立) Text Cultural Blocks to Creative Conceptualization 129 New Words 131 Notes 132 Exercises 133 Reading Passages 136 Passage A Environmental Blocks to Creative Conceptualization 136 Passage B Introduction to Concept Formulation 139 Unit Eleven 144 Theme: Prefaces to Science Books(科技书的序言) Text Foreword 144 New Words 145 Notes 146 Exercises 147 Reading Passages 149 Passage A Preface (1) 149 Passage B Preface (2) 152 Unit Twelve 155 Theme: Comments in Technical Journals(科技杂志的评论) Text The Emperor Has No Clothes 155 New Words 157 Notes 158 Exercises 159 Reading Passages 161 Passage A Three Down—Two to Go 161 Passage B No Longer a Space Race 164
