14.A.I'll take it.
B.How much is it?
C.Do you have a big one?
D.What can I do for you?
E.What color do you want?
A: (1)
B:Well,I need a T-shirt.
A:OK. (2)
B:Yellow.
A:How about this one?
B:Let me try it on(試穿).Oh,it's too small! (3)
A:Yes,of course.Please try this one on.
B:Umm,it looks nice. (4)
A:It's only 10 dollars!
B:Great! (5)
A:Here you are.
B:Thank you.
A:You are welcome.