再版前言 1
使用说明 1
实践篇 3
Unit One Why NASA Barred Women Astronauts 3
Timed Reading:Shuttle Launched:One Giant Leap for Womankind 10
Unit Two H1N1(Swine)Flu 15
Timed Reading:Coping with Colds 23
Unit Three Computers in Cars 29
Timed Reading:Two Views on Neural Computers 35
Unit Four Giraffes 39
Timed Reading:Gorilla Is Not as Mean as It Looks 45
Unit Five Building a Food Pyramid 51
Timed Reading:In Search of the Perfect French Fry 60
Unit Six Chew for Health 66
Timed Reading:Chew on This:Gum May Be Good for Body,Mind 74
Unit Seven "Fat"Gene Found by Scientists 80
Timed Reading:Kids with Obesity-linked Gene Like Fattening Foods 87
Unit Eight Can Laughter Cure Illness? 92
Timed Reading:Are Happy People Healthier? 99
Unit Nine Four Ways to Achieve Greater Happiness in Your Life 104
Timed Reading:Depression 111
Unit Ten Teens and Plastic Surgery 117
Timed Reading:Risks and Rewards of Plastic Surgery 124
Unit Eleven Wind Power May Have Its Own Environmental Problems 130
Timed Reading:White Roofs to Fight Global Warming 138
Unit Twelve Greenhouse Effect for Kids 143
Timed Reading:Facts about the Greenhouse Effect 150
Unit Thirteen The Greenest Green Energy—Fuel from Algae 155
Timed Reading:Alternative Energy 163
Unit Fourteen Ten Freaky Forces of Nature 168
Timed Reading:Raining Animals and Coins:Mystery of the History 175
Unit Fifteen Blue If You Want to Be Creative,Red If You Want to Be Diligent 180
Timed Reading:How Do We See Red?Count the Ways 187
Unit Sixteen Short Sleeper 192
Timed Reading:Genetic Mutation May Be Why Some People Need Less Sleep Than Others 199
Unit Seventeen Cloning 204
Timed Reading:How Do I Know if I'm Eating Cloned Meat? 212
Unit Eighteen The Internet Is Sick 217
Timed Reading:The Future of the Internet 224
Unit Nineteen Could Life on Earth Have Come from Ceres? 229
Timed Reading:Life's Evolution May Depend on Galaxy 236
Unit Twenty Pyramids 242
Timed Reading:Egyptian Lion Mummy Found in Ancient Tomb 248
真题篇 255
Test 1 CET-4,2009年6月 255
How Do You See Diversity? 255
Test 2 CET-4,2008年12月 260
That's Enough,Kids 260
Test 3 CET-4,2008年6月 265
Media Selection for Advertisements 265
Test 4 CET-4,2007年12月 270
Universities Branch Out 270
Test 5 CET-4,2007年6月 275
Protect Your Privacy When Job-hunting Online 275
Test 6 CET-6,2009年6月 279
Helicopter Moms vs.Free-range Kids 279
Test 7 CET-6,2008年12月 284
Supersize Surprise 284
Test 8 CET-6,2008年6月 289
What Will the World Be Like in Fifty Years? 289
Test 9 CET-6,2007年12月 295
Seven Ways to Save the World 295
Test 10 CET-6,2007年6月 300
Seven Steps to a More Fulfilling Job 300
Answer Keys 304