Unit 1 Understanding Words Text A Understanding the American Education System Text B China’s Education System Unit 2 Lexical Expansion: Word Building Text A Making Friends on Campus Text B Being a Bookworm as Well as a Social Butterfly Unit 3 Idiomatic Expression: Word Collocations Text A Love Is Just Like a Broken Arm Text B The Art of Loving Unit 4 Structural Link: Function Words Text A Grandpa’s Bee Text B A Fish of the World Unit 5 Accuracy and Appropriateness: Synonymous and Antonymous Words Text A The Revision Diet: What’s the Best Food and Drink to Help Students Focus? Text B What Are the Common Causes of Stress in College Students? Unit 6 Accuracy and Appropriateness: Culture-Loaded Words Text A The Seduction of Water Text B Are We Having Fun Yet? Unit 7 Accuracy and Appropriateness: General and Specific Words Text A Maja’s Dream Text B Through the Flames Unit 8 Accuracy and Appropriateness: Formal and Informal Words Text A A New Focus on Plant Sciences Text B How It Feels to Be a Neighbour from Hell