【题目】What's the relationship between the speakers?
A.Seller and customer.B.Boss and employee.C.Good friends.
在线课程【答案】A
【解析】
【原文】
M: Could you please write out a receipt for each of the things I bought?
W: No problem. But why do you need receipts?
M: If I don't get receipts, my boss won't pay me back for them.