CONTENTSUnit 1 Secrets of A Students 1
Unit 2 Conversational Ballgame 15
Unit 3 Sunshine in the Shadow 29
Unit 4 The Washwoman 43
Unit 5 The Lauguage of Compromise 57
Unit 6 Nerds and Geeks 71
Unit 7 I Became Her Target 85
Unit 8 Foreword 99
Unit 9 Hothouse Earth 113
Unit 10 Cloning：Good Science or Bad Idea 127