必修1
　　Unit 1 Friendship
　　Unit 2 English around the world
　　Unit 3 Travel journal
　　Unit 4 Earthquakes
　　Unit 5 Nelson Mandel——a modern hero
必修2
　　Unit 1 Cultural relics
　　Unit 2 The Olympic Games
　　Unit 3 Computers
　　Unit 4 Wildlife Protection
　　Unit 5 Music