Unit 1 Dear Friends 3
Unit 2 Work and Play 6
Unit 3 Dealing with Troubles 9
Unit 4 Numbers Around Us 12
Unit 5 Amazing Books 15
Unit 6 Science Fiction 18
Unit 7 Novels and Stories 21
Unit 8 Trees and Environment 24
Unit 9 Water and Nature 27
Unit 10 Electricity and Our Life 30
Unit 11 Reading Newspapers 33
Unit 12 Magazine Articles 36
Unit 13 Travel Around the World 39
Unit 14 Poems and Art 42
Mid-term Test 1 45
Mid-term Test 2 48
Final Test 1 51
Final Test 2 54