第18题: [单项选择]{{I}}Questions 18-21 are based on the following dialogue.{{/I}}How does the man know so much about San Francisco A. He thinks the city is pretty. B. He likes to talk about it. C. He travels a lot in the city. D. He teaches ethnic history at a university. 参考答案:D 答案解析:[听力原文] 18-21
M: So you’re visiting San Francisco
W: Yes,I just got here the day before yesterday.