I used to dance． Now I enjoy dancing． You had to get a good camera and buy films（胶卷）． Did you used to collect stamps? You’ve changed a lot． It helps me to be more careful and it gives me a lot of fun． You used to listen to music, didn’t you? A： __1___ B：Yes, I did, but now I am interested in listening to music and playing the violin．When I am free, I enjoy playing it． A： ___2__ B：That’s right．What do you like doing now, Jack? A： ___3___ B：That’s a good hobby．What do you think of it? A： ___4___ B：What did you use to do? A：I used to take photos． B：I think taking photos is expensive． ____5___ Am I right? A：You are right．So I don’t do it now．