听力题 Anna: Excuse me, please. I’d like to know whether a book that I’d ordered has come in. Agent: One moment please. Let me move over to a computer. What’s your last name? Anna: Brown. Agent: Okay. Yes, it’s in. It arrived this morning, and it should be on the shelf, under Psychology. That’s in aisle 10 downstairs. Anna: Thanks. Agent: You’re welcome. All books with red dots on them are on sale today. Anna: Great!Perhaps I’ll buy some. Agent: Do so. We don’t have such sales that often.