书本章节选择 Module 1 Wonders of the world.2 Module 2 Great books 12 Module 3 Sporting life 18 Module 4 Great inventions 26 Module 5 Museums 34 Module 6 save our world 42 Revision module A 5O Module 7 Australia 56 Module 8 Photos 64 Module 9 Cartoon stories 72 Module 10 Fitness 80 Module 11 Population 88 Module 12 Summer in LA 96 Revision module B 102 Workbook 111 Module 1 Wonders of the world.112 Module 2 Great books 116 Module 3 Sorting life 12o