Reading Exercise 1 1
Reading Exercise 2 7
Reading Exercise 3 14
Reading Exercise 4 21
Reading Exercise 5 28
Reading Exercise 6 35
Reading Exercise 7 43
Reading Exercise 8 51
Reading Exercise 9 59
Reading Exercise 10 69
Reading Exercise 11 76
Reading Exercise 12 84
Reading Exercise 13 91
Reading Exercise 14 98
Reading Exercise 15 106
Reading Exercise 16 114
Reading Exercise 17 121
Reading Exercise 18 129
Reading Exercise 19 137
Reading Exercise 20 146
参考答案 154