大学英语网考视听新体验 3PDF电子书下载

Unit 1 Volunteers 1

Section A Lead in 2

Section B Listening Comprehension 2

Section C Video 6

Unit 2 Famous Brands 11

Section A Lead in 12

Section B Listening Comprehension 12

Section C Video 16

Unit 3 Security of the Internet 19

Section A Lead in 20

Section B Listening Comprehension 20

Section C Video 23

Unit 4 Saving Our Mother Earth 27

Section A Lead in 28

Section B Listening Comprehension 28

Section C Video 33

Unit 5 Disasters and Rescues 36

Section A Lead in 37

Section B Listening Comprehension 37

Section C Video 40

Unit 6 Colorful Cultures 44

Section A Lead in 45

Section B Listening Comprehension 45

Section C Video 49

Unit 7 Famous People 52

Section A Lead in 53

Section B Listening Comprehension 53

Section C Video 57

Unit 8 Secrets of Success 60

Section A Lead in 61

Section B Listening Comprehension 61

Section C Video 65

Keys 68

Scripts 84