Unit 1 1
Text A Developing a Strategic Vision for Your Career Plan 1
Text B Career Path:Acting Your Age 12
Unit 2 18
Text A A Private Space Shuttle 18
Text B The New Space Race 29
Unit 3 35
Text A On Virtue and Happiness 35
Text B The Heart of Virtue 46
Unit 4 51
Text A Water Contamination 51
Text B End Cruelty:People,Animals and Nature 63
Unit 5 70
Text A The Changing Face of Globalization 70
Text B Three Connected Cities Drive the Global Economy 81
Unit 6 87
Text A Why We Love Who We Love——The real reasons why we choose that special someone 87
Text B Why Do We Have Children? 98
Unit 7 103
Text A Factors of Infectious Disease Outbreaks 103
Text B Prevention Will Reduce Medical Costs:A Persistent Myth 116
Unit 8 121
Text A Effects of the Automobile on Societies 121
Text B Less is More 132
Unit 9 139
Text A We Just Clicked 139
Text B Medical Mouse Practice 151
Unit 10 157
Text A Looking Ahead:Natural Disasters,Protection and Climate Change 157
Text B In Wake of Disaster,Scientists Seek Out Clues to Prevention INDIAN OCEAN TSUNAMI 169
Glossary 175