- Used to : đã từng
+) S + used to + Vinf
-) S + didn't + used to + Vinf
?) Did + S + use to + Vinf
Ex: I used to go to school on foot.
He didn't use to be a teacher.
- be/get used to: trở nên quen với
+) S + be used to + Ving/N
-) S + be + not + used to + Ving/N
?) Be + S + used to + N/Ving?
- Ex: I am used to the new life in the city.
Are you used to eating with the chopsticks?