Mary：I’ll buy these two books.
我买这两本书。
John：Do you have a membership card?
请问您有会员卡吗？
Mary：No, I don’t.
没有。
John：The total price is 56 Yuan.
那一共是五十六元。
Mary：Here you go. I need an invoice and this is the name of my company.
给你。我要发票，这是单位名。
John：Sure thing. Here’s the invoice and change.
好的. 给您发票，还有零钱。