1. Lan is a new student of my class. She is unhappy.
⇒ Lan is a new student of my class and she didn't use to be happy.
2. Mr.Hung doesn’t eat Asian food.
⇒ Mr.Hung didn't use to eat Asian food.
3. I feel nervous, I have not traveled by air before.
⇒ I feel nervous because I didn't use to travel by air before.
4. We left for Hue 7 years ago.
⇒ We used to live in Hue 7 years ago.
5. She can eat chicken now.
⇒ She used to not eat chicken.
6. My father took me the city.
⇒ My father used to take me the city.
7. It’s took me fivr hours to find the answer for the question.
⇒ It used to take me 5 hours to find the answer for the question.
8. I can’t stand the smell.
⇒ I am not used to the smell.
9. She sits between Tuan and Hung.
⇒ She is used to sitting between Tuan and Hung.
10. Driving a car is so difficult for her.
⇒ She isn't used to driving car.
11. I never go to bed after 10 p.m
⇒ I didn't use to go to bed after 10 p.m.
12. He was an accountant for my company.
⇒ He used to be an accountant for my company.
13. I don’t like walking in the rain.
⇒ I am not used to walking in the rain.