Unit1 In the library 1
Unit2 Water sports 14
Unit3 Make our world more beautiful! 28
Unit4 Travel 39
Unit5 Have a good time! 50
Unit6 Mainly revision 64
Unit7 A man who never gave up 75
Unit8 Merry Christmas! 91
Unit9 What is it made of? 103
Unit10 When was it built? 115
Unit11 Planting trees 128
Unit12 Mainly revision 141
Unit13 The world s population 150
Unit14 Shopping 164
Unit15 A doctor for animals 177
Unit16 The football match 189
Unit17 The missing necklace 198
Unit18 Mainly revision 208