A: Look, Linda. What’s that?
B: It’s a coat. It’s a black one.
A: 46
B: Yes, is it yours?
A: No. Mine is old. 47
B: It looks like Mr. Smith’s.
A: Look! He is there.
B: 48
A: Excuse me, Mr. Smith. 49
C: Let me see. Yes, it is mine. Where do you get it?
B: 50
A: Here you are.
C: Thank you very much.
A: You are welcome.