Помогите пожалуйста ответить на вопросы. 1.What does the world yuppie mean? 2. Who are preppies? 3. Do yuppies, preppies, hippies have common characteristics. 4. What are the differences between three groups? 5. Which group has better qualities? 6. Why did punks appear? 7. What clothes do they wear? 8. What music do ravers listen to? 9. Who is a hippie? 10. How did they live?