Unit 1 College Education 1
Lead-in 1
Reading Focus—Text A 2
The Disadvantages of an Elite Education 2
Integrated Exercises 10
Reading Focus—Text B 21
Education Is Supposed to Make You Rich,Not Wealthy 21
Unit 2 Science or Superstition 31
Lead-in 31
Reading Focus—Text A 32
UFO:an Undeniably Fading Obsession 32
Integrated Exercises 40
Reading Focus—Text B 51
A Few Kind Words for Superstition 51
Unit 3 Old and Young 61
Lead-in 61
Reading Focus—Text A 62
Old Before Her Time 62
Integrated Exercises 69
Reading Focus—Text B 79
A Return to Roots 79
Unit 4 Sports and Health 87
Lead-in 87
Reading Focus—Text A 88
Time to Get Moving 88
Integrated Exercises 96
Reading Focus—Text B 107
Get a Killer Bod with Killer Bees 107
Unit 5 Happiness 116
Lead-in 116
Reading Focus—Text A 117
The Long and Short of It 117
Integrated Exercises 124
Reading Focus—Text B 136
Happiness:A Buyer's Guide 136
Unit 6 Ecology 145
Lead-in 145
Reading Focus—Text A 146
The Biology of Global Warming 146
Integrated Exercises 154
Reading Focus—Text B 165
Earth Meanders:Resisting Global Ecological Change 165
Unit 7 Technology and Progress 176
Lead-in 176
Reading Focus—Text A 177
Is Anyone Out There Listening? 177
Integrated Exercises 184
Reading Focus—Text B 195
Why E-mail Has Become the New Snail Mail 195
Unit 8 Humanity and Nature 204
Lead-in 204
Reading Focus—Text A 205
A Long,Melancholy Roar—Are Modern Human Fears Misplaced? 205
Integrated Exercises 213
Reading Focus—Text B 224
Eye of the Tiger 224