Introductory test leading to Part 1 1
Part 1 3
Unit 1 Instructions to the student 4
Lesson 1 Finding fossil man 发现化石人 5
Lesson 2 Spare that spider 不要伤害蜘蛛 11
Lesson 3 Matterhorn man 马特霍恩山区人 17
Lesson 4 Seeing hands 能看见东西的手 23
Lesson 5 youth 青年 29
Lesson 6 The sporting spirit 体育的精神 35
Lesson 7 Bats 蝙蝠 41
Lesson 8 Trading standards 贸易标准 47
Unit 2 Instructions to the student 52
Lesson 9 Royal espionage 王室谍报活动 53
Lesson 10 Silicon valley 硅谷 59
Lesson 11 How to grow old 如何安度晚年 65
Lesson 12 Banks and their customers 银行和顾客 70
Lesson 13 The search for oil 探寻石油 76
Lesson 14 The Butterfly Effect 蝴蝶效应 82
Lesson 15 Secrecy in industry 工业中的秘密 87
Lesson 16 The modern city 现代城市 92
Unit 3 Instructions to the student 97
Lesson 17 A man-made disease 人为的疾病 98
Lesson 18 Porpoises 海豚 104
Lesson 19 The stuff of dreams 话说梦的本质 110
Lesson 20 Snake Poison 蛇 115
Lesson 21 Williams S.Hart and the early’Western’film 威廉·S·哈特和早期的“西部”影片 121
Lesson 22 Knowledge amd progress 知识和进步 127
Lesson 23 Bird flight 鸟的飞行方法 132
Lesson 24 Beauty 美 138
Introductory test leading to Part 2 144
Part 2 147
Unit 4 Instructions to the student 148
Lesson 25 Non-auditory effects of noise 噪音的非听觉效应 149
Lesson 26 The past life of the earth 地球上的昔日生命 155
Lesson 27 The ‘Vasa’ “瓦萨”号 160
Lesson 28 Patients and doctors 病人与医生 166
Lesson 29 The hovercraft 气垫船 172
lesson 30 Exploring the sea-floor 海底勘探 177
Lesson 31 The sculptor speaks 雕塑家的语言 183
Lesson 32 Galileo reborn 伽利略的复生 188
Unit 5 Instructions to the student 194
lesson 33 Education 教育 195
Lesson 34 Adolescence 青春期 201
Lesson 35 Space odyssey 太空探索 207
Lesson 36 The cost of government 政府的开支 213
Lesson 37 The process of ageing 衰老过程 218
Lesson 38 Water and the traveller 水和旅行者 223
Lesson 39 What every writer wants 作家之所需 228
Lesson 40 Waves 海浪 234
Unit 6 Instructions to the student 239
Lesson 41 Training elephants 训练大象 240
Lesson 42 Recording an earthquake 记录地震 245
Lesson 43 Are there strangers in space? 宇宙中有外星人吗? 251
Lesson 44 Patterns of culture 文化的模式 257
Lesson 45 Of men and galaxies 人和星系 263
Lesson 46 Hobbies 业余爱好 268
Lesson 47 The great escape 大逃亡 274
Lesson 48 Planning a share portfolio 规划股份投资 280
Appendix 1：Personal names 附录1：人名中英文对照表 285
Appendix 2：Geographical names 附录2：地名中英文对照表 285