- Cấu trúc "how often" ở hiện tại: How often + do/does + S + Vinf?

`1`. How often do you watch TV?

`2`. How often does your father go to work?

`3`. How often does your mother go to the supermarket?

`4`. How often do you listen to music?

`5`. How often does he play football?

- Cấu trúc "how often" ở quá khứ: How often + did + S + Vinf?

`1`. How often did you go to school?

`2`. How often did she do the housework?

`3`. How often did Mary water the flowers?

`4`. How often did your mom help you do the homeowrk?

`5`. How often did you watch horror film

How often chỉ dùng ở hiện tại nên mik không thể đặt về quá khứ.

1. How often do you play football?

2. How often does she go swimming?

3. How often does he go to school?

4. How often do they visit their grandparents?

5. How often do your parent go shopping?