大学英语一日一读 下PDF电子书下载

Unit 1 1

Unit 2 5

Unit 3 9

Unit 4 13

Unit 5 17

Unit 6 22

Unit 7 27

Unit 8 32

Unit 9 37

Unit 10 41

Unit 11 46

Unit 12 51

Unit 13 56

Unit 14 60

Unit 15 64

Unit 16 69

Unit 17 73

Unit 18 78

Unit 19 83

Unit 20 87

Unit 21 91

Unit 22 95

Unit 23 99

Unit 24 103

Unit 25 108

Unit 26 113

Unit 27 118

Unit 28 123

Unit 29 128

Unit 30 133

Unit 31 138

Unit 32 143

Unit 33 148

Unit 34 152

Unit 35 157

Unit 36 162

Unit 37 167

Unit 38 171

Unit 39 176

Unit 40 180

Unit 41 185

Unit 42 190

Unit 43 195

Unit 44 200

Unit 45 205

Unit 46 210

Unit 47 215

Unit 48 220

Unit 49 226

Unit 50 231

Keys(Book Ⅱ) 236