第19题: [单项选择]Questions 14-17 are based on a conversation you are going to hear.How many places will Mr. Robertson visit in China A. One. B. Two. C. Three. D. Four. 参考答案:D 答案解析:[听力原文] 14-17 W: Excuse me, sir, but aren’t you Mr. Robertson from Australia M: Yes, I am.