Unit 1 Chapter 1 Finding fossil man 發(fā)現(xiàn)化石人 Chapter 2 Spare that spider 不要傷害蜘蛛 Chapter 3 Matterhorn man 馬特霍恩山區(qū)人 Chapter 4 Seeing hands 能看見東西的手 Chapter 5 Youth 青年 Chapter 6 The sporting spirit 體育精神 Chapter 7 Bats 蝙蝠 Chapter 8 Trading standards 貿(mào)易標(biāo)準(zhǔn) Unit 2 Chapter 9 Royal espionage 王室諜報(bào)活動(dòng) Chapter 10 Silicon valley 硅谷 Chapter 11 How to grow old 如何安度晚年 Chapter 12 Banks and their customers 銀行和顧客 Chapter 13 The search for oil 探尋石油 Chapter 14 The butterfly effect 蝴蝶效應(yīng) Chapter 15 Secrecy in industry 工業(yè)中的秘密 Chapter 16 The modern city 現(xiàn)代城市 Unit 3 Chapter 17 A man-made disease 人為的疾病 Chapter 18 Porpoises 海豚 Chapter 19 The stuff of dreams 話說夢(mèng)的本質(zhì) Chapter 20 Snake poison 蛇毒 Chapter 21 William S. Hart and the early'Western'film 威廉·S·哈特和早期"西部"電影 Chapter 22 Knowledge and progress 知識(shí)和進(jìn)步 Chapter 23 Bird flight 鳥的飛行方法 Chapter 24 Beauty 美 Unit 4 Chapter 25 Non-auditory effects of noise 噪音的非聽覺效應(yīng) Chapter 26 The past life of the earth 地球上的昔日生命 Chapter 27 The 訴asa* "瓦薩"號(hào) Chapter 28 Patients and doctors 病人與醫(yī)生 Chapter 29 The hovercraft 氣墊船 Chapter 30 Exploring the sea-floor 海底勘探 Chapter 31 The sculptor speaks 雕塑家的語言 Chapter 32 Galileo reborn 伽利略的復(fù)生 Unit 5 Chapter 33 Education 教育 Chapter 34 Adolescence 青春期 Chapter 35 Space odyssey 太空探索 Chapter 36 The cost of government 政府的開支 Chapter 37 The process of ageing 衰老過程 Chapter 38 Water and the traveller 水和旅行者 Chapter 39 What every writer wants 作家之所需 Chapter 40 Waves 海浪 Unit 6 Chapter 41 Training elephants 訓(xùn)練大象 Chapter 42 Recording an earthquake 記錄地震 Chapter 43 Are there strangers in space 宇宙中有外星人嗎 Chapter 44 Patterns of culture 文化的模式 Chapter 45 Of men and galaxies 人和星系 Chapter 46 Hobbies 業(yè)余愛好 Chapter 47 The great escape 大逃亡 Chapter 48 Planning a share portfolio 規(guī)劃股份投資