A、Doctor and patient. B、Bank clerk and customer. C、Waiter and customer. D、Salesman and customer. D本题提问的是两人之间的关系问题。对话中出现了售货员的提问Ca

M: Can I help you?
W: Yes, I am looking for a pair of gloves. I think I wear size six.
M: The gloves are on this counter. Let’s see... How about the blue pair? The color suits you and they are washable, too.
W: Oh, I’ll try them on. They seem to fit. How much shall I pay you?
M: They are on sales this week. They have been reduced to twenty-five dollars.
W: All right. I will take them.
M: They are very nice.
W: Thank you.