A: Can I help you? B: Yes, please. (1)
A: What size do you take? B: (2)
A: What about this one? B: (3)
A: What colour would you like? B: Green
A: What about that green T-shirt? B: (4)
A: Yes. Here you are. B: (5)
A: Sixty-eight yuan. B: OK. I’ll take it.