Unit 1 In the library 1
Lesson 1 1
Lesson 2 2
Lesson 3 4
Lesson 4 6
Unit 2 Water sports 7
Lesson 5 7
Lesson 6 9
Lesson 7 11
Lesson 8 13
Unit 3 Make our world more beautiful! 14
Lesson 9 14
Lesson 10 16
Lesson 11 18
Lesson 12 20
Unit 4 Travel 21
Lesson 13 21
Lesson 14 23
Lesson 15 25
Lesson 16 27
Unit 5 Have a good time! 28
Lesson 17 28
Lesson 18 30
Lesson 19 32
Lesson 20 33
Unit 6 Mainly revision 35
Lesson 21 35
Lesson 22 36
Lesson 23 39
Lesson 24 40
强化素质 期中测试 42
Unit 7 A man who never gave up 46
Lesson 25 46
Lesson 26 48
Lesson 27 50
Lesson 28 52
Unit 8 Merry Christmas! 53
Lesson 29 53
Lesson 30 55
Lesson 31 57
Lesson 32 59
Unit 9 What is it made of? 61
Lesson 33 61
Lesson 34 62
Lesson 35 64
Lesson 36 66
提升素质 期末评估 68
参考答案 72