大学英语基础教程 上 学生用书PDF电子书下载

Unit 1 1

Part Ⅰ Preparatory 1

Part Ⅱ Language in Context 4

Text A ？ 5

Part Ⅲ Toward Productive Language 14

Text B ？ 14

Unit 2 18

Part Ⅰ Preparatory 18

Part Ⅱ Language in Context 21

Text A ？ 21

Part Ⅲ Toward Productive Language 30

Text B ？ 30

Unit 3 34

Part Ⅰ Preparatory 34

Part Ⅱ Language in Context 37

Text A ？ 38

Part Ⅲ Toward Productive Language 48

Text B ？ 48

Unit 4 52

Part Ⅰ Preparatory 52

Part Ⅱ Language in Context 55

Text A ？ 56

Part Ⅲ Toward Productive Language 66

Text B ？ 66

Unit 5 71

Part Ⅰ Preparatory 71

Part Ⅱ Language in Context 74

Text A ？ 74

Part Ⅲ Toward Productive Language 84

Text B Strange Creatures 84

Unit 6 88

Part Ⅰ Preparatory 88

Part Ⅱ Language in Context 91

Text A Suntan and Society 91

Part Ⅲ Toward Productive Language 101

Text B The Discovery of the X-Ray 101

Unit 7 105

Part Ⅰ Preparatory 105

Part Ⅱ Language in Context 108

Text A Sleep and Emotions 108

Part Ⅲ Toward Productive Language 118

Text B Thinking Highly of Yourself 118

Unit 8 122

Part Ⅰ Preparatory 122

Part Ⅱ Language in Context 125

Text A How to Take Your Time 126

Part Ⅲ Toward Productive Language 137

Text B Good Luck 137

Vocabulary 142