第15题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. He is sure that John is joking. B. He believes John may sell his shop. C. He thinks John wants to go to university. D. He thinks John has already studied some profession. 参考答案:C 答案解析:[听力原文]
W: John must be joking when he said he planned to sell his shop to go to university.
M: Don