Unit 1 Introduction
Unit 2 Marking Criteria Task 1
Unit 3 Line Graphs
Unit 4 Pie Charts
Unit 5 Bar Charts
Unit 6 Table
Unit 7 Process， Map， Flowchart
Unit 8 Marking Criteria Task 2
Unit 9 Brainstorming
Unit 10 Discussing Advantages and Disadvantages
Unit 11 Evaluating Points of View
Unit 12 Problem/Solution
Unit 13 Discussing Reason and Result
Unit 14 Expression and Opinion
Unit 15 Practice Tests & Models
Answer Key