目录 1
Unit 1 In the library 1
Unit 2 Water sports 15
Unit 3 Make our world more beautiful! 28
Unit 4 Travel 41
Unit 5 Have a good time! 53
Unit 6 Mainly revision 67
第一学期期中测试题 81
Unit 7 A man who never gave up 92
Unit 8 Merry Christmas! 105
Unit 9 What is it made of? 118
Unit 10 When was it built? 129
Unit 11 Planting trees 141
Unit 12 Mainly revision 156
第一学期期末测试题 168
Unit 13 The world s population 178
Unit 14 Shopping 192
Unit 15 A doctor for animals 207
Unit 16 The football match 221
Unit 17 The missing necklace 233
Unit 18 Mainly revision 246
第二学期期末测试题 258
参考答案 269