W: There is a show on TV about Saturn.
M: If it’s not less than thirty minute’s and it’s not going to help me, I think I’ll give it a miss.
Q: What does’ the man imply?（）

听力原文：M: Math Department, Doctor Webster speaking.W: Hello, Prof. Webster, this is Janet Hill calling, I live two doors down from your teaching assistant, Don Williams. Don asked me to call you because he bas lost his voice and can't talk to you himself.M: Lost his voice. Oh, what a shame! Is there anything I can do for him?W: Well, he has a class this afternoon from two-thirty to four and he won't be able to teach it, but he doesn't want to cancel it either.M: Does he want me to try to find somebody else to teach the class?W: No, not exactly. What he wants to do is to get someone go in for him, just to pass back the mid-term exams. He's already marked them and they are on the desk in his office. The whole thing wouldn't take more than ten minutes.M: His classes arc two-thirty, you say? Well I'm free at that time, and I was going to be on cam- pus anyway, so I could do it for him. What room is his class?W: Cater Hall. Room 214. Will you need his office key to get the exams7 He's given it to me and I could bring it to you.M: Actually, that won't be necessary. We have a master key in the Math department. So I can get into his office if necessary,W: Thank you very much, Prof. Webster. Don doesn't have another class to teach until Tuesday, and hopefully, he will be able to talk by then, he'll call you as soon as he can.(20)A．He can't find his office key.B．He has misplaced some exams.C．He is unable to talk.D．He doesn't like his classroom. 点击查看答案

听力原文：W: Look, so many people are crowding through the gates into the exhibition halls.M: But last year they had fewer visitors to the Fair. This year they have more visitors since the economy is booming.W: You can't call them visitors. They are businessmen from all over the world.M: I know. The World Fair plays a very important role in the international trade. Look, what an array of products!W: Here's a pamphlet. It says there are 80 kinds of products, 100 if the trial products included.M: That's impressive.W: What are you interested in?M: The handicrafts and office equipment. What about you?W: I have no interest in that. I'd like to see the fashion. I'm in the textile business.M: Well, here's something special. The tag on the material says it is still experimental.W: Mm ... It's very attractive.M: It looks like leather. Is it made of leather or paper?W: It is made of paper. It's treated with a special coating.M: It's very realistic. I think there would be a lot of application.W: I'd like to talk to the company that makes them. I want to place an order with it if the price is right.M: Let's go to the conference room. It's on the third floor. We can take the lift.W: But the sign says the lift is broken. We have to walk upstairs.(23)A．At an exhibition.B．At the office.C．At a fashion show.D．At a gallery. 点击查看答案