。(Shop Assistant= S ;Customer = C )S: Good morning, madam. _?C : Yes. You see. I'm looking for a T-shirt for my son.S : We have a large variety of T-shirts. What about this one?C: Oh, I like it. _?S: Let me see.. . Size 4, 6... Yes, we have size 8. Here you are.C : Um, but I don't really like this color. _?S : Yes, we also have pink, orange, black, blue, and...C : Good. I think blue is nice. _?S : It's $ 50.C:Oh,really? I'm afraid?_.I'll have to think about it.