Book One 1
Unit One How to Improve Your Study Habits 1
Unit Two Sailing Round the World 15
Unit Three The Present 33
Unit Four Turning off TV：a Quiet Hour 48
Unit Five A Miserable，Merry Christmas 63
Unit Six Sam Adams，Industrial Engineer 79
Unit Seven The Sampler 95
Unit Eight You Go Your Way，I'll Go Mine 111
Unit Nine The Brain：the Most Powerful Computer in the Universe 128
Unit Ten Going Home 141
Book Two 154
Unit One Is There Life on Earth？ 154
Unit Two The Dinner Party 167
Unit Three Lessons from Jefferson 182
Unit Four My First Job 199
Unit Five The Professor and the Yo-Yo 211
Unit Six The Making of a Surgeon 227
Unit Seven There's Only Luck 239
Unit Eight Honesty：Is It Going Out of Style？ 252
Unit Nine What Is Intelligence，Anyway？ 267
Unit Ten Profits of Praise 279
Appendix Key to Exercises 294