大学英语分级阅读 第4册PDF电子书下载

CONTENTS 1

UNIT 1 Computer 1

Intensive Reading Cyberpromotion:Communicating with Customer Online 1

Extensive Reading Ⅰ Artificial Speech 7

Extensive Reading Ⅱ Screensavers—Friend or Foe? 10

UNIT 2 Medicine and Health 16

Intensive Reading Resurrected in Another Way? 16

Extensive Reading Ⅰ A Study on Virus Infection 22

Extensive Reading Ⅱ Why We Are Fat? 25

UNIT 3 Children 33

Intensive Reading Good Kids,Bad Habits 33

Extensive Reading Ⅰ Does Your Child Have a Learning Disability? 39

Extensive Reading Ⅱ Help Your Child Make Friends 44

UNIT 4 American Culture 50

Intensive Reading Americans and Physical Fitness 50

Extensive Reading Ⅰ American Engagement and Wedding 55

Extensive Reading Ⅱ An Usual Black Dress 58

UNIT 5 Life Trend 63

Intensive Reading People See E-Shopping Advantages 63

Extensive Reading Ⅰ Pay Phones Now Facing a Dim Future 70

Extensive Reading Ⅱ Who Put the Ring in Your Cell Phone? 77

UNIT 6 Sports 84

Intensive Reading An End to All NBA-Talent Team? 84

Extensive Reading Ⅰ Three Sports to Be Expelled? 91

Extensive Reading Ⅱ Euro Champions Fight Back 96

Intensive Reading Music 105

UNIT 7 Art 105

Extensive Reading Ⅰ Film 110

Extensive Reading Ⅱ Museums 113

UNIT 8 Animals 121

Intensive Reading Animal Emotions 121

Extensive Reading Ⅰ The Chimpanzee and Man 127

Extensive Reading Ⅱ Animal Musicians 130

UNIT 9 Popular Science 139

Intensive Reading Depleting the Earth 139

Extensive Reading Ⅰ Artificial Intelligence 145

Extensive Reading Ⅱ Cloning a Human 148

Intensive Reading Whose Lead Should I Follow? 154

UNIT 10 Women 154

Extensive Reading Ⅰ Discrimination Towards Women 160

Extensive Reading Ⅱ New Ways ofBusiness Bring Chances for Women 164

UNIT 11 Prejudice and Discrimination 173

Intensive Reading Women at the Top? 173

Extensive Reading Ⅰ Productive Aging in the 21 st Century 178

Extensive Reading Ⅱ Changing Personal Patterns of Prejudice 181

UNIT 12 Social Problems 187

Intensive Reading Road Courtesy Is Called for 187

Extensive Reading Ⅰ The Number-Two Killer 192

Extensive Reading Ⅱ High-technology Threat 196

Keys 201