Unit One 1
Text Student's Daily Life in America 2
Grammar 一般现在时和现在进行时 4
Guided Writing 基本句型（1） 5
More Reading Input （A）An American House 7
（B）Transportation in America 9
Unit Two 11
Text Mother's Medical Bills 12
Grammar 一般过去时和过去进行时 14
Guided Writing 基本句型（2） 15
More Reading Input （A）How to Fill out an Insurance Application Form 18
（B）What Is Intelligence? 19
Unit Three 22
Text The Doctor and His Reward 23
Grammar 现在完成时和过去完成时 25
Guided Writing 基本句型（3） 26
More Reading Input （A）Supermarkets 28
（B）Interesting Trees 29
Unit Four 31
Text Visiting a Doctor 32
Grammar 一般将来时和过去将来时 34
Guided Writing 陈述句 35
More Reading Input （A）Choosing A Family Doctor 38
（B）My Son and TV 39
Unit Five 41
Text Paper and Its Use 42
Grammar 一般现在时的被动语态和一般将来时的被动语态 44
Guided Writing 疑问句 44
More Reading Input （A）Your Teeth 47
（B）Tips on Air Travel 48
Unit Six 50
Text The Louvre 51
Grammar 现在完成时的被动语态和一般过去时的被动语态 53
Guided Writing 祈使句和感叹句 54
More Reading Input （A）The Leaning Tower of Pisa 57
（B）Old Cremona Violins 58
Unit Seven 60
Text Paris 61
Grammar 形容词和副词 63
Guided Writing 简单句复习 64
More Reading Input （A）Dreams 67
（B）TPA—A New Drug 68
Unit Eight 70
Text Columbus and His Discovery 71
Grammar 形容词和副词的比较级和最高级 73
Guided Writing 复合句（1） 75
More Reading Input （A）A Superstar 77
（B）How Safe Is Aspirin? 78
Unit Nine 80
Text How to Make Friends with the Students? 80
Grammar 动词不定式（1） 83
Guided Writing 改变句型（1） 83
More Reading Input （A）Keeping Money Safe 86
（B）Why Checks Are Safer Than Cash 87
Unit Ten 89
Text Ben Franklin 89
Grammar 动词不定式（2） 92
Guided Writing 改变句型（2） 92
More Reading Input （A）The Signature Card 95
（B）Basic Health Insurance 96
Unit Eleven 98
Text Looking for Careers 99
Grammar 动名词 102
Guided Writing 组句成段（1） 103
More Reading Input （A）Advertisements(1) 105
（B）Career as a Dental Hygienist 106
Unit Twelve 108
Text At the Consulting Room 109
Grammar 状语从句 112
Guided Writing 组句成段（2） 113
More Reading Input （A）The Meaning of Ms 115
（B）Advertisements(2) 116
Unit Thirteen 119
Text "Tuesday's Child" 120
Grammar 宾语从句 123
Guided Writing 组句成段（3） 123
More Reading Input （A）Timetable 126
（B）Liu Xiang—The Chinese Athlete 127
Unit Fourteen 129
Text A Visit to the Hospital 130
Grammar 定语从句 133
Guided Writing 组句成段（4） 133
More Reading Input （A）Oscar 135
（B）TV Guide 137
Unit Fifteen 139
Text Learning Languages at Any Age 140
Grammar 情态动词 142
Guided Writing 组句成段（5） 143
More Reading Input （A）Health Insurance or Not? 147
（B）The Most Widely Used Language—English 148
Glossary 151