上冊 Unit 1 Passage A Higher Education in the United States Passage B Applying for Studying in USA Unit 2 Passage A International Standardized English Tests Passage B Degrees Offered in USA Unit 3 Passage A Strengthen Your Confidence Passage B Maslow's Hierarchy of Needs Unit 4 Passage A Severe Acute Respiratory Syndrome (SARS) Passage B Problem Sleepiness Unit 5 Passage A Why Do We Yawn and Blink Passage B Tinnitus Unit 6 Passage A Sleeping and Snoring Passage B Dreaming Unit 7 Passage A Parents and Cash Passage B Controlling Anger Unit 8 Passage A Creating Physical Balance Passage B Balancing Brains Unit 9 Passage A Alternative Forms of Exercise Passage B Computers and Health Unit 10 Passage A Common Values of North Atlantic Treaty Passage B The Fundamental Role of NATO Unit 11 Passage A The World Trade Organization Passage B History of BBC Unit 12 Passage A Valentine's Day Passage B Jesus Christ Unit 13 Passage A The Warming of the Earth Passage B Living in Space Unit 14 Passage A Hubble Space Telescope Passage B Astronaut's Four Options Unit 15 Passage A Mystery in the Milk Way Passage B The Enduring Mysteries Unit 16 Passage A Interviewing Skills Passage B How to Leave a Job Properly Unit 17 Passage A Winston Churchill Passage B Brigham Young Mormon Pioneer of t Unit 18 Passage A Superstitions Passage B Childhood Customs and Superstitions Unit 19 Passage A Common Plants Help Reduce Indoor Air Passage B New Style Hunter Emerging Unit 20 Passage A Towards a Standing Army Passage B Responses to Terrorism 下冊 Key to Exercises