Ответ:

2)You used to be my friend, but now you only say horrible things about me!

3)His father doesn't smoke any more, but when he was younger he used to smoke 60 cigarettes a day!

4) My favorite player doesn't very good now, but he used to be the best in the country.

5) Did you use to like eggs when you were a child?

No, but now I love them

6) Did your father use to play football when he was younger?

Yes, he did - but he is too old now!