Unit 1 To What Extent Do You Agree? Unit 2 Discuss Both Views Unit 3 Advantages and Disadvantages Unit 4 Positive or Negative Unit 5 Problem and Solution Unit 6 Answer Direct Questions Unit 7 Write an Effective Introduction Unit 8 Writing an Effective Conclusion Appendix 1 IELTS Academic Writing Task 2 Band (5-7) Scores Appendix 2 Source of Pictures