Unit 1 Descriptive Writing Ⅰ： Places
Unit 2 Descriptive Writing Ⅱ： People
Unit 3 Descriptive Writing Ⅲ： Chronological Processes
Unit 4 Descriptive Writing Ⅳ： Reverse Chronological Processes
Unit 5 Descriptive Writing Ⅴ： Feelings
Unit 6 Argumentative Writing Ⅰ： Pros and Cons （a）
Unit 7 Argumentative Writing Ⅱ： Pros and Cons （b）
Unit 8 Argumentative Writing Ⅲ： Problems and Solutions
Unit 9 Argumentative Writing Ⅳ ： Cause and Effect
Unit 10 Expository Writing Ⅰ ： Writing fromStatistics
Unit 11 Expository Writing Ⅱ ： Comparing and Contrasting
Unit 12 Expository Writing Ⅲ ： Writing Instructions
Unit 13 Expository Writing Ⅳ ： Explaining Rules and Instructions
Unit 14 Expository Writing Ⅴ ： Definin Concepts
Unit 15 Expository Writing VI ： Classification
Unit 16 Narrative Writing