- 作 者：汪士彬主编
- 出 版 社：天津：南开大学出版社
- 出版年份：1994
- ISBN：7310006399
- 注意：在使用云解压之前，请认真核对实际PDF页数与内容!
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Unit One Can the Giant Panda Be Saved? 2
Timed Reading:Chiense Giant Pandas Abroad 8
Unit Two Reunited Twins Act Amazingly Alike 13
Timed Reading :Identical Twins 22
Unir Three Mysteries of Migration 27
Timed Reading :The Migration 36
Unit Four Biological Clok(1) 44
Unit Five flight Recorder-Airborne Recor d Keeper 58
Timed Reading :The Bermuda Triangle-A Mystery of the Ocean 67
Unit Six Our Future in Space :It Has Already Begun1 72
Timed Rcading:Space Sick 82
Unti Seven Space-Age Archeology 88
Timed Reading:A tonic Clock maker Knew His Dates 97
Unit Eight Fresh Water from the Sea 102
Timed Reading:Why Is the Ocean Salty? 110
Unit Nine Compurters in Cars 113
Timed Reading:Mottorists'Electronic Guide Saves Time and Money 121
Unit Ten Computers Balle Bugs 128
Timed Reading:"The Kid Put us Out of Action" 136
Unit Elveen Teacher in the Sky 144
Timed Reading:Earth Resources Technology Satellite(ERTS) 153
Unit Twelve Queen Introduction and Queen Accptance 157
Timed Reading:Bees Bring a Breath of Fresh Air into Hives 164
Unit Thirteen Giraffes 170
Timed Reading:Beavers 179
Unit Tourteen Can Scientists Predict Killer Earthquakes? 184
Timed Reading:How Do Animals Know When an Earthquake Is Coming? 193
Unit Filteen Elephant Man:A Life in the Shadows 197
Timed Reading:An Elephant Man 205
Unit Sixteen Robots 210
Timed Reading:Robot Sentries 219
Unit Severteen Ttying to Fool the Infertile 224
Timed Reading:Test-tube Babies 233
Unit Eighteen Science Education for a New AGE 238
Timed Reading:Learnig Science 249
Unit Ninetteen Gorilla IsNot as Mean as it Looks 254
Timed Reading:Can Apes Really Learn To "Talk" 265
Unit Twenty CAUTION :Animals on the Move 270
Timed Reading:The Shark:Splendid Savage of the Sea 281
Unit Twenty-One Frederick Sanger -Two -Time- Winner 285
Timed Reading:Samuel F.B.Morse 293
Unit Twenty-Two Suntire:Solar Collector Built By Kids 300
Timed Reading:Patrick Platt Makes Heater From Old Cans 309
Unit Twenty-Three Black Holes 314
Timed Reading:The"Beast"inthe Center of Galaxy 323
Unit Twenty-FourSpace Shuttle Is Ready for BIG BLAST 328
Timed Reading:Contest Winner Visits Launch Site 337
Unit Twenty-FiveSylvia Earle-Diving Scienlist 345
Timed Reading:Deep- sea diving Diving Lurk 355
Unit Twenty-Six Pompell 361
Timed Reading:A Volcano Wakes 370
Unit Twenty -Seven The Time Is Now 378
Timed Reading:The Invisible World of Industrial Gas 386
Unit Twenty-Eight A CID RAIN:What's the Solution? 391
Timed Reading:Is Acid Rain Washing Away Our Heritage? 403
Unit Twenty=NineSociet March to Mars Startles the Weart 411
Timed Reading:The Space Race 421
Unit Thirty AIDS:The Nation's Worst Pu lic -HealtbProblem 427
Timed Reading:A New Technioque in Fighting AIDS 437
Answee Keys 441