普通高等教育“十二五”规划教材 21世纪大学英语阶梯阅读教程 第3册PDF电子书下载

Unit 1 1

Passage 1 Collections of Footwear 1

Passage 2 Why Is Pink or Purple a Color for Girls and Blue or Brown for Boys？ 3

Passage 3 Professional Education in America 5

Passage 4 Can You Eat Yourself to Death？ 7

Unit 2 12

Passage 1 Frida Kahlo 12

Passage 2 Chinese Kites 14

Passage 3 Arctic Shutters 16

Passage 4 Your Curious Behaviors and What They Reveal 18

Unit 3 22

Passage 1 Welcome to Your Future Life！ 22

Passage 2 Rabbits History 24

Passage 3 The Difference Between a Liquid and a Gas 27

Passage 4 Norovirus（诺如病毒）：The Perfect Human Pathogen（病原体） 29

Unit 4 33

Passage 1 Top 6 Unusual Guinness World Records 33

Passage 2 Communicational Conflicts 36

Passage 3 The Convenience of E-Library 39

Passage 4 Generation Naive：Why Young People Can't Help Falling for Strangers Online？ 41

Unit 5 45

Passage 1 Travels with Dad 45

Passage 2 Nauru 48

Passage 3 Newest Method of Searching for Minerals 51

Passage 4 How to Get a Golden Retriever？ 53

Unit 6 58

Passage 1 Oxford English Dictionary 58

Passage 2 Peters and His Works 61

Passage 3 Working-Class Living-Room 64

Passage 4 The Iceman—Kimi Raikkonen 66

Unit 7 71

Passage 1 Samsung Electricity 71

Passage 2 Newspaper 73

Passage 3 No-Paying Entertainment 75

Passage 4 Earthquake—Can Scientists Predict Killer Earthquakes 77

Unit 8 81

Passage 1 Percival and Laura 81

Passage 2 Finally，a Cell Phone 83

Passage 3 Social Customs and Behaving Manners 86

Passage 4 Will We Run out of Water？ 88

Unit 9 92

Passage 1 Mirror Neurons 92

Passage 2 Holidays'Function 94

Passage 3 Depressive Illness 97

Passage 4 Space—Our Future in Space：It Has Already Begun！ 99

Unit 10 104

Passage 1 Three Boys and a Dad 104

Passage 2 Eating and Disease 106

Passage 3 Food That Provides Energy 108

Passage 4 The Earth 110

APPENDIX 115