Unit1 1
Exercise 1 1
Exercise 2 3
Exercise 3 5
Exercise 4 7
Unit 2 12
Exercise 1 12
Exercise 2 13
Exercise 3 16
Exercise 4 17
Unit 3 23
Exercise 1 23
Exercise 2 25
Exercise 3 27
Exercise 4 28
Unit 4 34
Exercise 1 34
Exercise 2 36
Exercise 3 38
Exercise 4 40
Unit 5 45
Exercise 1 45
Exercise 2 46
Exercise 3 49
Exercise 4 52
Unit 6 57
Exercise 1 57
Exercise 2 59
Exercise 3 62
Exercise 4 64
Unit 7 69
Exercise 1 70
Exercise 2 70
Exercise 3 73
Exercise 4 75
Unit 8 80
Exercise 1 80
Exercise 2 81
Exercise 3 84
Exercise 4 86
Unit 9 92
Exercise 1 92
Exercise 2 94
Exercise 3 96
Exercise 4 98
Unit 10 104
Exercise 1 104
Exercise 2 106
Exercise 3 108
Exercise 4 110
期末模拟考试（A卷） 116
期末模拟考试（B卷） 123
参考答案（附听力材料） 130