新21世纪大学英语视听说教程 第4册PDF电子书下载

Unit One Peace on Earth and Goodwill Toward All 1

Section One Lead-in 2

Section Two Watching，Listening ＆ Speaking 5

Section Three Cultural Assimilation 13

Section Four Extensive Watching，Listening ＆ Speaking 17

Section Five Making an Oral Presentation 21

Unit Two Take Care of the Earth and She Will Take Care of You 24

Section One Lead-in 25

Section Two Watching，Listening＆Speaking 27

Section Three Cultural Assimilation 34

Section Four Extensive Watching，Listening ＆ Speaking 38

Section Five Making an Oral Presentation 42

Unit Three Take Me to Your Heart 45

Section One Lead-in 46

Section Two Watching，Listening ＆ Speaking 48

Section Three Cultural Assimilation 54

Section Four Extensive Watching，Listening ＆ Speaking 58

Section Five Making an Oral Presentation 61

Unit Four Knowledge Is Power 67

Section One Lead-in 68

Section Two Watching，Listening ＆ Speaking 70

Section Three Cultural Assimilation 75

Section Four Extensive Watching，Listening ＆ Speaking 80

Section Five Making a Debate 85

Unit Five Swifter，Higher，Stronger 88

Section One Lead-in 89

Section Two Watching，Listening ＆ Speaking 91

Section Three Cultural Assimilation 97

Section Four Extensive Watching，Listening ＆ Speaking 100

Section Five Making an Oral Presentation 104

Unit Six Find What You Love 107

Section One Lead-in 108

Section Two Watching，Listening ＆ Speaking 110

Section Three Cultural Assimilation 116

Section Four Extensive Watching，Listening ＆ Speaking 120

Section Five Making an Oral Presentation 124

Unit Seven Science Knows No Boundaries 128

Section One Lead-in 128

Section Two Watching，Listening ＆ Speaking 131

Section Three Cultural Assimilation 137

Section Four Extensive Watching，Listening ＆ Speaking 141

Section Five Making a Debate 145

Unit Eight Finance Is for Everyone 149

Section One Lead-in 150

Section Two Watching，Listening ＆ Speaking 152

Section Three Cultural Assimilation 160

Section Four Extensive Watching，Listening ＆ Speaking 162

Section Five Making an Oral Presentation 166