使用说明 1
辅导练习指导 2
Part Ⅰ Level 5-AExercise 1 3
Exercise 2 9
Exercise 3 15
Exercise 4 21
Exercise 5 27
Exercise 6 33
Exercise 7 39
Exercise 8 45
Exercise 9 51
Exercise 10 57
Part Ⅱ Level 5-BExercise 11 65
Exercise 12 71
Exercise 13 77
Exercise 14 83
Exercise 15 89
Exercise 16 95
Exercise 17 101
Exercise 18 107
Exercise 19 113
Exercise 20 119
Exercise 21 125
Exercise 22 131
Exercise 23 137
Exercise 24 143
Exercise 25 149
Part Ⅲ Level 5-CExercise 26 157
Exercise 27 163
Exercise 28 169
Exercise 29 175
Exercise 30 181
Exercise 31 187
Exercise 32 193
Exercise 33 199
Exercise 34 205
Exercise 35 211
Exercise 36 217
Exercise 37 223
Exercise 38 229
Exercise 39 235
Exercise 40 241
Listening 247
Tapescripts 265
Key（答案） 283