21世纪大学英语学习辅导 第1册PDF电子书下载

《21世纪大学英语》是一套实施教育部颁发的最新《大学英语教学大纲》的新教材。本书是在使用和研究该教材的基础上编成的学习辅导资料。其每单元的注释项目有：背景知识、课文注释、重点单词和词组、快速阅读注释、补充练习。

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Contents 1

Unit One 1

Background Knowledge 1

Text A Secrets of A Students 1

Text B Bittersweet Memories 9

Text C　Leaving 15

Notes to Fast Reading 19

Supplementary Exercises 21

Unit Two 25

Background Knowledge 25

Text A Conversational Ballgames 25

Text B English as a Universal Language 34

Text C How to Improve Your Vocabulary 40

Notes to Fast Reading 45

Supplementary Exercises 47

Unit Three 51

Background Knowledge 51

Text A Stevie Wonder:Sunshine in the Shadow 53

Text B We Are What We Think We Are 62

Text C Her Newly-Discovered Self 68

Notes to Fast Reading 73

Supplementary Exercises 77

Unit Four 80

Background Knowledge 80

Text A The Washwoman 80

Text B A Good Name 89

Text C This Is Why Jordan Is Jordan 96

Notes to Fast Reading 100

Supplementary Exercises 104

Unit Five 107

Background Knowledge 107

Text A The Language of Compromise 108

Text B Easy Ways to Avoid an Argument 114

Text C "Good Morning,Neighbor!" 121

Notes to Fast Reading 128

Supplementary Exercises 130

Unit Six 133

Background Knowledge 133

Text A Nerds and Geeks 133

Text B Our Changing Lifestyle:Trends and Fads 140

Text C Popularity that Counts 145

Notes to Fast Reading 150

Supplementary Exercises 153

Unit Seven 157

Background Knowledge 157

Text A I Became Her Target 159

Text B Firm,Fair,and Friendly 165

Text C The Magic Pebbles 170

Notes to Fast Reading 176

Supplementary Exercises 180

Unit Eight 184

Background Knowledge 184

Text A Foreword 184

Text B Smart Machines:Our Tireless Helpers 192

Text C The Internet 196

Notes to Fast Reading 200

Supplementary Exercises 203

Unit Nine 207

Background Knowledge 207

Text A Hothouse Earth 208

Text B The Population Problem:Everybody's Baby 218

Text C Dangers to the Environment 224

Notes to Fast Reading 229

Supplementary Exercises 231

Unit Ten 235

Background Knowledge 235

Text A Cloning:Good Science or Baaaad Idea 235

Text B Internet Helps Solve a Medical Mystery 243

Text C Fuzzy Logic Smart Machines 249

Notes to Fast Reading 254

Supplementary Exercises 255

Key to Supplementary Exercises 260

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