初级英语训练 第1册PDF电子书下载

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Exercise 1 1

Exercise 2 4

Exercise 3 7

Exercise 4 11

Exercise 5(Test One) 15

Exercise 6 20

Exercise 7 25

Exercise 8 30

Exercise 9 35

Exercise 10 40

Exercise 11 46

Exercise 12(Test Two) 53

Exercise 13 58

Exercise 14 63

Exercise 15 68

Exercise 16 72

Exercise 17(Test Three) 78

Exercise 18 83

Exercise 19 90

Exercise 20 95

Exercise 21(Test Four) 99

Key to Book 1 103

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