Unit 1 What Is Tourism? Additional Reading:Mass Tourism Unit 2 Economic Impact of Tourism Additional Reading:Economic Importance Unit 3 The Retail Travel Trade--Travel Agents Additional Reading:Twelve Ps for a Tour Guide Unit 4 Tourism and Technology Additional Reading:Virtual Tourism Unit 5 Tourist Attractions and Facilities Additional Reading:Design Museum, London Unit 6 Tourism and Related Servics Additional Reading:Changes of Lifestyles Unit 7 Human Resource Issues in Travel and Tourism Additional Reading:Human Resource Issues in Trave and Tourism Unit 8 Tourism and Public Policy--Introduction:Studying Tourism Public Policy Additional Reading:The Tourist as Target:Tourism as the Direct Victim of Political Instability Unit 9 Managing Packaged Tourism Additional Reading:Mass Market Package Holidays and Specialist Tour Operators Unit 10 Tourism Advertising Additional Reading:Successfully Relaunching A Major Tour Operator:Transforming Owners Abr-oad into First Choice Holidays Unit 11 Ecotourism Additional Reading:Factors Affecting the Development of Ecotourism Unit 12 Sustainable Tourism Development Additional Reading:The History of the Concept of Sustainable Development Unit 13 Leisure and Tourism Additional Reading:Backpacking Unit 14 Sport Tourism Additional Reading:Research Points so Adventure Travel Indu-stry Grouth Over Next Five Years Unit 15 The Future of Tourism Additional Reading:Trends in Tourism Appendix Ⅰ Reference Translation of Texts Appendix Ⅱ Key to the Exercises Appendix Ⅲ Tapescripts Appendix Ⅳ Glossary