267.
M: Miss Stewart, I wonder if you could give me some advice about where to go and what to see in the city?
W: How many days do you have, Mr. Ross?
M: We have three more days. We're leaving on Friday.
W: Have you taken a bus tour? That's the best way to get to know the city.
M: Not yet. But we hear that it's worth doing.
W: Absolutely. And I think you should really visit the science museum while you are here. It's fascinating. Have you been there yet?
M: No, we're going there tomorrow afternoon.
W: Well, you'll love it.
M: I'm sure we will.
W: What about the zoo? Have you been there yet?
M: Oh, yes. That was lovely. It's one of the nicest zoos I've ever seen. Even better than San Diego's.
W: And if you're interested in art, you should visit the National Art Gallery. It has a famous collections of Italian paintings.
M: Yes. I've read about that. We should try to get there while we are here.
W: And don't forget to try some of the local restaurants. The seafood is great here.
M: Yes, it certainly is! Last night we had fantastic clams（蛤）. Say, would you like to join us for dinner tonight? My wife would like very much to meet you.
W: That'd be lovely. Thank you.

答案解析：
(1) 正確答案為B。根據(jù)女子說I think you should really visit the science museum.我想你真應(yīng)該去參觀科學(xué)博物館。和男子回答we're going there tomorrow afternoon.我們明天下午會(huì)去。可知，男子明天將去科學(xué)博物館，因此B項(xiàng)正確。
(2) 正確答案為A。根據(jù)男子說Say, would you like to join us for dinner tonight? 你今晚想和我們一起共進(jìn)晚餐嗎？和女子回答That'd be lovely. Thank you. 那太好了，謝謝你。可知，女子今天要和男子共進(jìn)晚餐，因此A項(xiàng)。
(3) 正確答案為C。根據(jù)We have three more days. We're leaving on Friday.我們還有三天時(shí)間。我們周五離開。可知，男子將在本周五離開，因此C項(xiàng)。