1. I used to walk to school every day.

2. When we were children, my sister and i used to fishing 

3. We used to there to relax and enjoy fresh air.

4. Ngoc used to play basketball when she was at highschool

5. We used to play hide-and-seek when we were small.

6. I used to love eating candy.

7. In the past, my father used to stay up late a lot.

8. I used to speak Korean

9. Linda used to watch the game show every weekend.

10. The forest used to be só fresh and peaceful.

Áp dụng công thức:
S + Ved ..

→ S + used to + Vo..  

1. I used to walk to school every day.

2. My sister and I used to go fishing with our grandfather when we were children

3. We used to go there to relax and enjot fresh air.

4. Ngoc used to play basketball when she was at highschool.

5. We used to play hide-and-seek when we were small.

6. I used to love eating candy.

7. My father used to stay up late a lot.

8. I used to speak Korean.

9. Linda used to watch the game show every weekend.

10. The forest used to be so fresh and peaceful.