The man in a hat 戴帽子的男士

CUSTOMER: I bought two expensive dictionaries here half an hour ago, but I forgot to take them with me.
MANAGER: Who served you, sir?
CUSTOMER: The lady who is standing behind the counter.
MANAGER: Which books did you buy?
CUSTOMER: The books which are on the counter.
MANAGER: Did you serve this gentleman half an hour ago, Caroline? He says he's the man who bought these books.
CAROLINE: I can't remember. The man who I served was wearing a hat.
MANAGER: Have you got a hat, sir?
CUSTOMER: Yes, I have.
MANAGER: Would you put it on, please?
CUSTOMER: All right.
MANAGER: Is this the man that you served, Caroline?
CAROLINE: Yes. I recognize him now.

顾客：半小时以前我买了两本很贵的词典，但是我忘了拿走。
经理：是谁接待您的，先生？
顾客：站在柜台后面的那位女士。
经理：您买的是哪两本书？
顾客：就是柜台上的那两本。
经理：卡罗琳，半小时以前你接待过这位先生吗？他说他就是买这两本书的人。
卡罗琳：我想不起来了。我接待的那个人戴着一顶帽子。
经理：先生，您有一顶帽子吗？
顾客：有。
经理：请您戴上，好吗？
顾客：好。
经理：卡罗琳，这就是你接待过的那个人吗？
卡罗琳：是的。我现在认出他了。