Unit1 In the library 1
Unit2 Water sports 11
Unit3 Make our world more beautiful 21
Unit4 Travel 34
Unit5 Have a good time 43
Unit6 Mainly revision 52
期中综合检测试题 57
Unit7 A man who never gave up 63
Unit8 Merry Christmas 74
Unit9 What is it made of? 83
Unit10 When was it built? 92
Unit11 Planting trees 101
Unit12 Mainly revision 110
第一学期期末综合检测试题 114
Unit13 The world s population 119
Unit14 Shopping 128
Unit15 A doctor for animals 137
Unit16 The football match 146
Unit17 The missing necklace 155
Unit18 Mainly revision 163
第二学期期末综合检测试题 167
附录1：能力训练与综合检测试题参考答案 173
附录2：听力录音材料 181