Unit 1 How to Improve Your Study Habits? 1
Unit 2 Sailing Round the World 7
Unit 3 The Present 14
Unit 4 Turning Off TV:A Quiet Hour 19
Unit 5 A Miserable,Merry Christmas 26
Unit 6 Sam Adams, Industrial Engineer 33
Unit 7 The Sampler 38
Unit 8 You Go Your Way,I'll Go Mine 44
Unit 9 The Brain 50
Unit 10 Going Home 56
附录 62
1．练习答案（Units 1—10） 62
2．课文参考译文（Units 1—10） 104