1. Used to (Đã từng):

@ Công thức:  

(+) S + used to + V

(-) S + didn’t use to + V

(?) Did + S + use to + V ?

@ Cần phân biệt với : Be used to + V_ing = get used to + V_ing = be accustomed to + V_ing : làm quen với

 

Exercise

1. My father often smoked, but now he doesn’t smoke any more.

-My father used _______________________________________________

2.There isn’t a big tree here any longer.

-There used  __________________________________________________

3.Lan usually got up early when she was young.

-Lan used  ____________________________________________________

4.I find it strange to drive on the left.

-I’m not used  _________________________________________________

5.This is the first time he has eaten Indian

-He isn’t used  ________________________________________________

6.He doesn't stay here with us anymore.

-He used _____________________________________________________

7.I don’t find it difficult to study late at night.

-I am __________________________________________________________

8.She gives up going out to eat late at night. 

- She ___________________________________________________________