Ejemplos:
Hábito: I used to play the guitar. Significa que antes tocabas la guitarra pero ya no.
Estado: I used to live in London. Significa que antes vivias en Londres pero ya no.
Se forma: se usa la misma forma con todas las personas
Afirmativos:
I
you
he/she/it + used to + verbo
we
they
ejemplo: I used to play football, he used to play football, we used to play football etc...
Negativos:
I
you
he/she/it + didn't use to + verbo
we
they
ejemplo: I didn't use to play football, he didn't use to play football, we didn't use to play football etc...
Preguntas:
Did + use to + verbo
ejemplo: Did you use to smoke? (¿Solias fumar?)
What did you use to do....? (Que solias hacer...?)
Ejemplo: Did you use to play football? Did he use to play football?......
Respuestas cortas:
Did you use to play football? (¿Solias jugar al futbol?)
Yes I did
No I didn't
Fuente: http://curso-gratis-ingles.euroresidentes.com/2006/03/el-uso-de-used-to-en-ingls.html
