Unit 1 Text A-1 Alone in the Arctic Cold Text A-2 Memories of Afghanistan Text B-1 The Conquest of Mt. Jolmo Lungma Text B-2 Buzz-bombs and Doodlebugs Unit 2 Text A-1 Atomic Cars Text A-2 Improving Industrial Efficiency Through Robotics Text B-1 Maglev： A New Generation in Railroad Technology Text B-2 Letters： Obsolete Technology Unit 3 Text A-1 The Job Hunt： How to Start a Successful Career Text A-2 A Tale of a Successful Student Job Seeker Text B-1 What Makes a Good Job? Text B-2 The Kind of Work Daddy Does Unit 4 Text A-1 Is the World Flat? Text A-2 The World Isn't Flat - It's Networked Text B-1 TheJeaning of America and the World Text B-2 Americans and Food Unit 5 Text A-1 Fast-Food Nation： Meat and Potatoes Text A-2 Doggie Bags Text B-1 Ad Nation Text B-2 It's AU at the Mall Unit 6 Text A-1 Ka roshi Text A-2 The Culture of"Lead Time" Text B-1 Pace of Life Text B-2 The Impact of Time Unit 7 Text A-1 Looking Back at 9/11 Text A-2 My Memories of September 11， 2001. Text B-1 The Worst Scare of My Life Text B-2 Take Care， America Unit 8 Text A-1 Grand Canyon Crowding Text A-2 Ecotourism Text B-1 Working Your Way Around the World Text B-2 Jones Beach Appendix Key to Comprehension Exercises
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