Unit 1 In the library 1
Unit 2 Water sports 14
Unit 3 Make our world more beautiful! 25
Unit 4 Travel 36
Unit 5 Have a good time 48
Unit 6 Mainly revision 60
Unit 7 A man who never gave up 70
Unit 8 Merry Christmas! 82
Unit 9 What is it made of? 94
Unit 10 When was it built? 106
Unit 11 Planting trees 118
Unit 12 Mainly revision 130
Unit 13 The world's population 142
Unit 14 Shopping 153
Unit 15 A doctor for animals 165
Unit 16 The football match 178
Unit 17 The missing necklace 190
Unit 18 Mainly revision 203