Unit One 1
Text： Choosing a Career 1
Exercises 6
Reading Skills： Skimming 13
Reading A： Seeking a Job 14
Reading B ： An Industrial Engineer 17
Unit Two 20
Text： The Lazy Man 20
Exercises 25
Reading Skills： Scanning 33
Reading A ： Old Abe 34
Reading B： Open Your World 36
Unit Three 39
Text： The First Chinese 39
Exercises 44
Reading Skills： Study Reading 51
Reading A： The Great Wall of China 52
Reading B： The Yellow River 54
Unit Four 57
Text： Millionaire for a Day 57
Exercises 62
Reading Skills： Reading in Meaningful Thought Groups 71
Reading A ： The Two Brothers 72
Reading B： A Childhood Disappointment 75
Unit Five 78
Text： The American Family 78
Exercises 83
Reading Skills： Using Context Clues for Word Meanings （A） 95
Reading A： Four Stages of Marriage Relationships 97
Reading B： The Role of the Family in Society 100
Unit Six 103
Text： The Educational Ladder 103
Exercises 109
Reading Skills： Using Context Clues for Word Meanings （B） 118
Reading A： Extracurricular Activities 120
Reading B： An African Student in the United States 123
Revision Exercises （Unit 1—6） 126
Unit Seven 131
Text：Understanding Lectures 131
Exercises 138
Reading Skills： Repetition 146
Reading A ： Taking Lecture Notes 147
Reading B： Taking Examinations 150
Unit Eight 154
Text： What Helicopters Do for Us 154
Exercises 159
Reading Skills： Appositives 167
Reading A： Rockets 169
Reading B： The Planemakers 171
Unit Nine 175
Text： Nuclear Energy 175
Exercises 179
Reading Skills： Ellipsis 185
Reading A： Mineral Oil 188
Reading B： Solar Energy 190
Unit Ten 193
Text： The Stock Market 193
Exercises 198
Reading Skills： Classification……（205）UnitReading A： Some Bank Services 207
Reading B： Money 210
Unit Eleven 213
Text： Man and the Killers 213
Exercises 218
Reading Skills： Anaphoric and CataphoricReference 226
Reading A： Smoking and Cancer 227
Reading B ： What You Don’t Know About Exercise 229
Unit Twelve 233
Text： What We Eat and Drink 233
Exercises 238
Reading Skills： Comparison-Contrast 246
Reading A ： Bread 248
Reading B： Meals and Table Manners 251
Self-Assessing Test 254
Appendix Ⅰ Phrases and Expressions 264
Appendix Ⅱ Vocabulary 267