A:What do you do in your free time,Nancy?
B:I like playing the violin.
A:Really?How long have you been playing the violin?
B:About 10 years so far.I started learning when I was in middle school.
A:That's really interesting.
B:Sure.So what about you?Do you have any hobbies?
A:Well.I like collecting matchbox!I'm not sure if that counts,though.
B:Of course it does.Everybody has his own hobbies.