Unit One
Passage A People Change Technology
Passage B A Rich King of Old Egypt
Passage C Latent Hazard
Passage D Bolivia
Unit Two
Passage A The Women Pirates
Passage B What Causes Earthquakes?
Passage C Traveling around China
Passage D The President in the US
Unit Three
Passage A Cities of the Sun for Early Americans
Passage B The Wounded Wolf
Passage C The Garden in Winter
Passage D Celebrating July 4th at the Statue of Liberty
Unit Four
Passage A Coffee Culture Is Alive and Well in the US
Passage B Fast Food in America
Passage C Rock Climbing: A Different Form of Exercise
Passage D Rubber Trees for Tyre Industry Shrink China Rainforests
Unit Five
Passage A Grad School Admissions: What to Do during Your Junior-year (and before)
Passage B Tattoo or Not to
Passage C Young People Reading a Lot Less
Passage D Wisconsin: America''s Dairyland
Unit Six
Passage A What Americans Think About the Iraq War
Passage B Tips for Travelling along the Silk Road
Passage C Passover
Passage D The Tower of London
Unit Seven
Passage A Most British Troops to Pull out of Iraq by June
Passage B Water Erosion
Passage C Geographic Influences
Passage D Groundwater Protection
Unit Eight
Passage A Make Your Mother Happy? Become a Doctor
Passage B A Japanese Town That Kicked the Oil Habit
Passage C Recession Raising Stress Levels in US Workers
Passage D Election 2008: "Change has Come to America"
Unit Nine
Passage A Scientists Seek a Better Understanding of How Babies Learn
Passage B New Agriculture Projects Focus on Processing,Marketing in Nigeria
Passage C Stopping Bird Flu
Passage D How to Protect Yourself against the Dangers of Extreme Heat
Unit Ten
Key to the Text
主要参考文献