Употребление used to, be used to, get used to в английском языке

Used to
Used to + verb infinitive refers to a habit or state in the past. It is used only in the past simple tense.
Past habits If you used to do something, you did it for a period of time in the past, but you don't do it any more.	We used to live there when I was a child. I used to walk to school every day when I was a child.
Past states We also say used to to express a state that existed in the past but doesn't exist now. States are NOT actions. We express states with stative verbs such as have, believe, know and like.	I used to like The Beatles, but now I never listen to them. He used to have long hair, but now it’s very short. I used to believe in magic when I was a child.
Structure of questions: did(n't) + subject + use to be	Did(n't) he use to work in your office?
Structure of negative: subject + didn't + use to be.	I didn't use to like wine, but now I love it.

Be used to
If you are used to something, you have often done or experienced it; it is not strange, new or difficult for you. Structure: Be used to + noun phrase or verb (-ing form)	I am used to getting up early in the morning. I don't mind it.  He didn't complain about the neighbours’ loud party – he was used to the noise.
We can also say be used to someone.	I don’t think Tom’s strange – I’m used to him.
Negative: be not used to.	I don't understand him: I'm not used to his accent yet.