1. C
2. A
3. D
4. A
5. ? mình k bt từ gạch chân là chỗ nào
6. A
7. B
8. D
9. B
10. D
11. people -> ethnic group
12. an -> a
13. a -> the
14. What -> How
15. a -> X
16. What is that Khmer doing?
17. Why does David like Hmong people.
18. What will take place next Sunday?
19. What does each of Thai families own?
20. Where do Tay people live?