英语四级词汇与阅读突破PDF电子书下载

Contents 1

Unit 1 The Riddle of Time 1

Unit 2 The Power of Big Ideas 9

Unit 3 Helping Kids on Their Journey Through Junior High 16

Unit 4 List of Greatest Inventions Reflects a Wondrous World 26

Unit 5 Brushing Up1 33

Unit 6 Polite，Yes；But Not Soft 41

Unit 7 Red Seas？ 48

Unit 8 The Struggle to Creative Creativity 55

Unit 9 Lost on the Campus 62

Unit 10 A Great Step Backward 71

Unit 11 Finding New Life after Columbine 78

Unit 12 Objectives of the Law 86

Unit 13 The Worst and the Brightest 94

Unit 14 Of Haves and Have-Nots 102

Unit 15 When You’re Too Shy 110

Unit 16 Are Your Student Clubs Treated Equally？ 119

Unit 17 Helping Kids Feel Safe，Valued，and Competent 128

Unit 18 Disease Women Should Fear Most 136

Unit 19 Women and Physics 145

Unit 20 Water Issue in Canada 155

Unit 21 Recent Revelations1 About the AntsColony 163

Unit 22 Invasive Exotics：Why Should We RemoveThem？ 170

Unit 23 The Concept of Droughts 178

Unit 24 They’re Flying High 186

Unit 25 A Cure for Sick Building Syndrome 194

Unit 26 A Big Song and Dance 203

Unit 27 The History of Government Regulation of Busines 212

Unit 28 A Bit of Straight Talk 221

Keys to the Exercises 229

Vocabulary 263