经常储备

Mary: Hi, David! I haven't seen you for many years.    1    
David: Oh, I have been to London and lived with my parents. They work there.
Mary: I'm very glad to see you again.   2   
David: Yes, I have. I used to be very quiet.    3     
Mary: That's true. Wait a minute! Did you use to play the piano?
David:    4    But now I prefer sports. And I'm on a football team.
Mary: Wow! People always change.
David: You have changed a lot, too.    5    
Mary: Yeah. But now I prefer long hair.
David: You look more beautiful with long hair.
Mary: Thanks a lot.
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