We use used to + base form for things that happened regularly in the past or for things that were true in the past but are not true now.



- Dad, did you use to play video games when you were my age?

- We didn't have video games then.

- What did you use to do?

- I used to be a good boy! I used to get up at 6 o'clock every morning to help my father on the farm...



level 1 (the hint button will give you a letter)
level 2 (no hint button)
writing and speaking