新21世纪大学英语 第4册 综合教程PDF电子书下载

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Unit 1 The American Dream 1

Part Ⅰ Video Starter 1

Part Ⅱ Text A Harsh Reality of the American Dream 2

Part Ⅲ Text B Is the American Dream Still Possible? 15

Part Ⅳ Writing 22

Part Ⅴ Additional Theme-Related Activities 24

Unit 2 Silent Struggle 27

Part Ⅰ Video Starter 27

Part Ⅱ Text A An Immigrant's Silent Struggle 28

Part Ⅲ Text B Hispanic,USA：The Conveyor-Belt Ladies 44

Part Ⅳ Writing 53

Part Ⅴ Additional Theme-Related Activities 55

Unit 3 Arctic and Antarctic 59

Part Ⅰ Video Starter 59

Part Ⅱ Text A The Race to Own the Arctic 60

Part Ⅲ Text B The Volcano at the End of the Earth 75

Part Ⅳ Writing 82

Part Ⅴ Additional Theme-Related Activities 83

Unit 4 True Love 86

Part Ⅰ Video Starter 86

Part Ⅱ Text A My Only True Love 86

Part Ⅲ Text B A Painful Decision 99

Part Ⅳ Writing 105

Part Ⅴ Additional Theme-Related Activities 106

Unit 5 Different Perspectives 108

Part Ⅰ Video Starter 108

Part Ⅱ Text A The Heart of the Games：My Favorite Olympic Moments 109

Part Ⅲ Text B Life Lessons 128

Part Ⅳ Writing 135

Part Ⅴ Additional Theme-Related Activities 138

Unit 6 Music in Space 142

Part Ⅰ Video Starter 142

Part Ⅱ Text A Back Down to Earth 142

Part Ⅲ Text B Glass：Capturing the Dance of Light 162

Part Ⅳ Writing 168

Part Ⅴ Additional Theme-Related Activities 171

Unit 7 Coming from Within 174

Part Ⅰ Video Starter 174

Part Ⅱ Text A The Progress Paradox 174

Part Ⅲ Text B How to Get Lucky 193

Part Ⅳ Writing 198

Part Ⅴ Additional Theme-Related Activities 199

Unit 8 Living to Learn 203

Part Ⅰ Video Starter 203

Part Ⅱ Text A Blueprint for a"Learning Society" 203

Part Ⅲ Text B 7 New Skills Every Worker Needs 221

Part Ⅳ Writing 228

Part Ⅴ Additional Theme-Related Activities 230

Glossary 233

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