B1
If something used to happen or a situation used to exist, it happened regularly or in the past but it does not happen or exist now.
Dictionary examples:
We used to write letters. Now we just send emojis and call it communication! (0.0)
I used to be afraid of the dark. Now I'm just afraid of my electricity bill! (0.0)
I used to think my dog could talk. Turns out, he was just hungry! (0.0)
He used to be a pilot. (11.4)
She used to live in Detroit. (11.9)
When we were younger, we didn't used to drink coffee. (20.0)
You don't come and see me like you used to. (22.2)