前言
Unit 1
Lesson 1 Finding fossil man发现化石人／1
Lesson 2 Spare that spider不要伤害蜘蛛／6
Lesson 3 Matterhorn man马特霍恩山区人／11
Lesson 4 Seeing hands能看见东西的手／17
Lesson 5 Youth青年／22
Lesson 6 The sporing spirit体育的精神／28
Lesson 7 Bats蝙蝠／35
Lesson 8 Trading standards贸易标准／40
Unit 2
Lesson 9 Royal espionage王室谍报活动／46
Lesson 1 0 Silicon valley硅谷／52
Lesson 11 How to grow old如何安度晚年／58
Lesson 1 2 Banks and their customem银行和顾客／64
Lesson 13 The searoh for o-l探寻石油／70
Lesson 14 The Butterfly Effect蝴蝶效应／75
Lesson 15 Secrecy in industry工业中的秘密／80
Lesson 16 The modern city现代城市／85
Unit 3
Lesson 17 A man-made disease人为的疾病／91
Lesson 1 8 Porpoises海豚／98
Lesson 19 The stuff of dreams话说梦的本质／106
Lesson 20 Snake poison蛇毒／113
Lesson 21 William S．Hart and the eady‘Western’film威廉·S·哈特和早期的“西部”影片／119
Lesson 22 Knowledge and progress知识和进步／126
Lesson 23 Bird flight鸟的飞行方法／132
Lesson 24 Beauty美／138
Unit 4
Lesson 25 Non-auditory effects of noise噪音的非听觉效应／144
Lesson 26 The past life of the each地球上的昔日生命／151
Lesson 27 The‘Vasa’“瓦萨”号／157
Lesson 28 Patients and doctors病人与医生／164
Lesson 29 The hovemraff气垫船／170
Lesson 30 Exploring the sea-floor海底勘探／175
Lesson 31 The sculptor speaks雕塑家的语言／181
Lesson 32 Galileo reborn伽利略的复生／187
Unit 5
Lesson 33 Education教育／194
Lesson 34 Adolescence青春期／200
Lesson 35 Space odyssey太空探索／206
Lesson 36 The cost of government政府的开支／210
Lesson 37 The process of ageing衰老过程／21 5
Lesson 38 Water and the traveller水和旅行者／222
Lesson 39 What every writer wants作家之所需／227
Lesson 40 Waves海浪／233
Unit 6
Lesson 41 Training elephants训练大象／238
Lesson 42 Recording an ea~hquake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／258
Lesson 45 Of men and galaxies人和星系／266
Lesson 46 Hobbies业余爱好／272
Lesson 47 The great escape大逃亡／280
Lesson 48 Planning a share portfolio规划股份投资／289
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