Unit One 1
Text A Putting Definiteness of Purpose to Work 1
Text B Positive Mental Attitude(PMA) 10
Unit Two 18
Text A To Live or to Die 18
Text B Indoor Plants,a Magic 28
Unit Three 36
Text A Friendship 36
Text B Love Conquers All 45
Unit Four 53
Text A The World of Robots 53
Text B Computers 63
Unit Five 72
Text A Men and Women:Some Differences 72
Text B The Door Swings Open 83
Unit Six 91
Text A Would You Have Believed It? 91
Text B Star Wars—and Einstein 100
Unit Seven 108
Text A Learned Words and Popular Words 108
Text B Some Things We Know about Language 118
Unit Eight 125
Text A Education around the World 125
Text B Language 135
参考文献 144