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1. Which class are you in?
2. When do they have dinner?
3. Where does she live?
4. Where are Nam's books?
5. What time is it?
6. Where is Linh's classroom?
7. How many children do they have?
8. Is your school big?
9. Is her classroom big?
10. Which grade is Nam in?
11. How many pens are there on the table?
12. Where is his room?
13. How many floors does your house have?
14. What does she buy at the market every day?
15.  Does she drink milk for her breakfast?
16. What do you do?
18. Where do they live?
19. What is his name?
20. How old is Nga?

A:
1: Which class are you in?
2: When do they have dinner?
3: Where does she live?
4: Where are Nam's books?
5: What time is it?
6: Where is Linh's classroom?
7: How many children do they have?
8: Is your school big?
9: Is her classroom big?
10: Which grade is Nam in?
11: How many pens are there on the table?
12: Where is his room?
13: How many floors do your house have?
14: What does she buy at the market every day?
15: Does she drink milk for her breakfast?
16: What do you do?
18: Where do they live?
19: What is his name?
20: How old is Nga?