Unit 1 In the librarylesson 1 1
lesson 2 4
lesson 3 7
lesson 4 10
Unit 2 Water sportslesson 5 13
lesson 6 16
lesson 7 19
lesson 8 22
Unit 3 Make our world more beautiful!lesson 9 25
lesson 10 28
lesson 11 31
lesson 12 34
Unit 4 Travellesson 13 37
lesson 14 40
lesson 15 43
lesson 16 46
Unit 5 Have a good time!lesson 17 49
lesson 18 52
lesson 19 55
lesson 20 58
Unit 6 Mainly revisionlesson 21 61
lesson 22 64
lesson 23 67
lesson 24 70
期中检测卷 73
Unit 7 A man who never gave uplesson 25 77
lesson 26 80
lesson 27 83
lesson 28 86
Unit 8 Merry Christmas!lesson 29 89
lesson 30 92
lesson 31 95
lesson 32 98
Unit 9 What is it made of?lesson 33 101
lesson 34 104
lesson 35 107
lesson 36 110
Unit 10 When was it built?lesson 37 113
lesson 38 116
lesson 39 119
lesson 40 122
Unit 11 Planting treeslesson 41 125
lesson 42 128
lesson 43 131
lesson 44 134
Unit 12 Mainly revisionlesson 45 137
lesson 46 140
lesson 47 143
lesson 48 146
期末检测卷 149
Unit 13 The world's populationlesson 49 153
lesson 50 156
lesson 51 159
lesson 52 162
Unit 14 Shoppinglesson 53 165
lesson 54 168
lesson 55 171
lesson 56 174
Unit 15 A doctor for animalslesson 57 177
lesson 58 180
lesson 59 183
lesson 60 186
Unit 16 The football matchlesson 61 189
lesson 62 192
lesson 63 195
lesson 64 198
Unit 17 The missing necklacelesson 65 201
lesson 66 204
lesson 67 207
lesson 68 210
Unit 18 Mainly revisionlesson 69 213
lesson 70 216
lesson 71 219
lesson 72 222
期末检测卷 225
综合卷 229