听力原文:M: Good morning, Madam. Here is your breakfast. W: My breakfast? What do you mean? M: The breakfast you ordered. Eggs, bacon, and coffee. Shall I put it over here on the table? W: I'm very sorry, but I'm afraid there's been some mistake. I didn' t order breakfast. I only asked for a cup of tea. M: Really? I do apologize, Madam. Receptionists must have given me the wrong number. They certainly said Room 326. W: But this is Room 321, not 326. M: Room 3217 Oh, no! I'm so sorry, to have disturbed you. W: That' s quite all right. Where did this conversation probably take place?