1. How often do you have math?

2. How often does Hoa return home?

3. How often do they take holiday?

4. How often are you late for school?

5. How often does he go to work?

6. How often do you have good marks?

7. How often is Nam absent from the school?

8. How often do you visit your grandparents
9. How often do you go to the zoo
10. How often do they watch television?