Unit 1 The Key to Success Is Education Online Libraries: Great News for Adult Students Intelligence Reading Unit 2 Be the Most Popular College Freshman The Benefits of Living on Campus Loneliness... Building Relationships On Libraries, Bookshops and Netbars Unit 3 Western European Wedding Traditions United States Tipping Etiquette Thanksgiving Easter in the U.K. Unit 4 The American Revolution The Tragic Event Gold！ Thousands Went to Western Canada to Find It Industrial Revolution Unit 5 Recession Brings New Attention to Domestic Violence Life in Somalia's Pirate Town Growing Drug Violence Shakes Mexico, Threatens to Spill Into U.S From Sydney to San Francisco: Lights Dim in Earth Hour Unit 6 The Mystery of College Costs Hello, Girls World's Aging Population Challenges Societies Oil Prices Collapse on Falling Demand Unit 7 Greener Diet Bringing Fish Back up to Size Farms Begin to Grow in Cities Reading a Mind's Memories Unit 8 Your Amazing Brain The Secret Language of Dolphins Alternative Fuel——Is Green the New Black？ Renewable Energy Is Popular, but Coal Is Still King Unit 9 Barack Obama Helen Keller David Beckham Bill Gates Unit 10 How to Benefit From Walking Laid off Workers: Less Stressed Than Those still Employed？ The Charm of Perfume Why Are so Many People Getting Divorced？ Key to Comprehension Exercises
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