全新版21世纪大学英语视听说教程 4PDF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 4

Section Three Cultural Assimilation 11

Section Four Extensive Watching,Listening＆Speaking 15

Section Five Making an Oral Presentation 19

Unit Two Take Care of the Earth and She Will Take Care of You 21

Section One Lead-in 22

Section Two Watching,Listening＆Speaking 24

Section Three Cultural Assimilation 30

Section Four Extensive Watching,Listening＆Speaking 33

Section Five Making an Oral Presentation 37

Unit Three Take Me to Your Heart 40

Section One Lead-in 41

Section Two Watching,Listening＆Speaking 43

Section Three Cultural Assimilation 47

Section Four Extensive Watching,Listening＆Speaking 51

Section Five Making an Oral Presentation 54

Unit Four Knowledge Is Power 59

Section One Lead-in 60

Section Two Watching,Listening＆Speaking 62

Section Three Cultural Assimilation 66

Section Four Extensive Watching,Listening＆Speaking 70

Section Five Making a Debate 74

Unit Five Swifter,Higher,Stronger 77

Section One Lead-in 78

Section Two Watching,Listening＆Speaking 79

Section Three Cultural Assimilation 85

Section Four Extensive Watching,Listening＆Speaking 88

Section Five Making an Oral Presentation 91

Unit Six Find What You Love 94

Section One Lead-in 95

Section Two Watching,Listening＆Speaking 97

Section Three Cultural Assimilation 102

Section Four Extensive Watching,Listening＆Speaking 105

Section Five Making an Oral Presentation 109

Unit Seven Science Knows No Boundaries 112

Section One Lead-in 112

Section Two Watching,Listening＆Speaking 115

Section Three Cultural Assimilation 120

Section Four Extensive Watching,Listening＆Speaking 123

Section Five Making a Debate 127

Unit Eight Finance Is for Everyone 130

Section One Lead-in 131

Section Two Watching,Listening＆Speaking 133

Section Three Cultural Assimilation 140

Section Four Extensive Watching,Listening＆Speaking 142

Section Five Making an Oral Presentation 145