Preface 前言 TotheInstructor 寫給讀者的話 Unit Ⅰ:CHILDRENANDANIMALS 1 SwimFirst,WalkLater 2 An Orphanage for Some Big Babies Vocabulary Review:UnitI Unit Ⅱ:FAMILYTIES 3 Finding Your selfon Your Family Tree 4 The Food of Love36 Vocabulary Review:Unit1I Unit Ⅲ:FOREIGNTRAVEL 5 The King and I 6 Surprising Reykjavfk Vocabulary Review:Unit111 Unit Ⅳ=HOMEENTERTAINMENT 7 ALanguage Lesson Learned 8 Hookedon Telenovelas Vocabulary Review:UnitIV Unit Ⅴ:HUMANLIFESCIENCES 9 Cloning:Duplicating HumanBeings 10 Extending the HumanLifeSpan Vocabulary Review:UnitV Unit Ⅵ:BUSINESSAFFAIRS 11 MINI Computer Mohuls 12 Tower Power Vocabulary Revies:UnitVI Unit Ⅶ:THEFUTURE 13 Green house Common Sense 14 In Search of Ets Vocabulary Review:UnitVlI Answer Key 參考譯文 單詞 Copyrights and Acknowledgments Photo Credits