大学英语分级阅读 第3册PDF电子书下载

CONTENTS 1

UNIT 1 Animals 1

Intensive Reading Do Animals Have a Culture? 1

Extensive Reading Ⅰ Grey Squirrel 9

Extensive Reading Ⅱ Animals at Risk:Who Cares? 12

UNIT 2 Sports 19

Intensive Reading Football 19

Extensive Reading Ⅰ X-sports 26

Extensive Reading Ⅱ Ceremonies ofthe Olympic Games 29

UNIT 3 Health 35

Intensive Reading How Love Heals 35

Extensive Reading Ⅰ Research into Laughter Is Long Overdue 42

Extensive Reading Ⅱ A Perfect Way to Good Health—Walking 45

UNIT 4 Life 51

Intensive Reading Full Circle 51

Extensive Reading Ⅰ Shake It offand Step up! 56

Extensive Reading Ⅱ A Hunter 59

UNIT 5 Environment 65

Intensive Reading The Earth's Spreading Deserts 65

Extensive Reading Ⅰ The Importance ofTrees 70

Extensive Reading Ⅱ Shrinking Water's Supply Poses Threat to Peace 73

UNIT 6 Customs 79

Intensive Reading Wedding Customs and Superstitions 79

Extensive Reading Ⅰ What's Typically British 85

Extensive Reading Ⅱ Watch Your Hand Gestures 88

Intensive Reading When Did AIDS Begin? 94

UNIT 7 The Studies of Diseases 94

Extensive Reading Ⅰ Lifestyle Plays Bigger Part than Genes in Cancer Risk 102

Extensive Reading Ⅱ Rabies 106

UNIT 8 Education 114

Intensive Reading Strive for the Most You Can Achieve 114

Extensive Reading Ⅰ Why So Many Students Go abroad for Education 119

Extensive Reading Ⅱ Learning to Learn:How Chinese Education Can Take a Great Leap forward 123

UNIT 9 Communication 130

Intensive Reading The Beginning ofthe Air Mail 130

Extensive Reading Ⅰ The Telephone of Today and Tomorrow 135

Extensive Reading Ⅱ Calling All Wrist Phones 138

Intensive Reading The Gene Industry 144

UNIT 10 Science and Technology 144

Extensive Reading Ⅰ Network 150

Extensive Reading Ⅱ New Observatory Can Do Amazing Things 154

UNIT 11 Terrorist Attack and Violence 160

Intensive Reading Pentagon Crash Survivor 160

Extensive Reading Ⅰ Teenage Violence 165

Extensive Reading Ⅱ The Last Miracle 168

UNIT 12 Women Today 173

Intensive Reading The Second Wave ofFeminism 173

Extensive Reading Ⅰ Women's Marriage in Japan 177

Extensive Reading Ⅱ The American Women Today 180

Keys 186