1.
1. D: attend
2. D: number
3. C: differ
4. B: thirteen
2.
5. B: costumes
6. A: parade
7. A: music
8. B: feast
9. A: festival
10. A: what
11. B: to see
12. A. What
13. B: know
14. C: What
15. D: How
3.
16. B: thousands of people
17. C: three weeks
4.
18. C: Painting pictures on the streets
19. D: Over five hundred
20. D: Not quite expensive