IELTS Preparation. Band 8-9 Answers. Part 3 - Advertising. Q1-Q3. 1. What makes an advertisement effective? 2. What is the purpose of advertising? 3. How have advertisements changed since you were a child? Before speaking, time yourself and see how you'll do it. Also - throw some questions to analyze your performance. How well did I do? If I were to improve - what would I do differently? How do I feel about my answers? Here to support you to grow mentally, so you can become emotionally stronger as well as providing you a 'how' to ways so you can practice too. See you in my classes.