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Unit 1
Text-1 Shackleton's Leadership of the Endurance Expedition
Text-2 The Man Who Really Conquered MtQomolangma
Text-3 Memories of Afghanistan
Text-4 Buzz-Bombs and Doodlebugs

Unit 2
Text-1 The Reusable Spacecraft
Text-2 Will Human Jobs Be Replaced by Robots in the Future£¿
Text-3 Maglev£º A New Generation in Railroad Technology
Text-4 Letters£º Obsolete Technology

Unit 3
Text-1 The Job Hunt£º How to Start a Successful Career
Text-2 A Tale of Two Successful Student Job Seekers
Text-3 I Juggled a Full-Time Job While Launching My Startup
Text-4 The Kind of Work Daddy Does

Unit 4
Text-1 Is the World Flat£¿
Text-2 The World Isn't Flat-It's Networked
Text-3 Postcard-Perfect£º The Big Business of City Branding
Text-4 Americans and Food

Unit 5
Text-1 Fast-Food Nation
Text-2 Doggie Bag£º Why Are the British Too Embarrassed to Ask£¿
Text-3 Anywhere the Eye Can See£¬ It's Likely to See an Ad
Text-4 It's All at the Mall

Unit 6
Text-1 Cultural Differences in Time
Text-2 Scenes from the Culture Clash
Text-3 The Pace of 21st Century Life
Text-4 Slow Is Beautiful

Unit 7
Text-1 My Memories of September 11£¬ 2001
Text-2 Remembering 9/11
Text-3 9/11 Museum£º Tragedy Turns the Ordinary into Memorial
Text-4 Engineers Study 9/11 for Lessons on How to Help Buildings Withstand Threats

Unit 8
Text-1 The Joy of Travel£º Finding the Unexpected
Text-2 Ecotourism130
Text-3 Business Etiquette When Travelling Abroad
Text-4 Jones Beach
Key to Comprehension Exercises