第21题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. Eating in a cafeteria. B. Buying something in a store. C. Talking on the telephone. D. Getting money at a bank. 参考答案:C 答案解析:[听力原文]
M: Did you get cut off
M: No. They asked me to hang up and try again later.
Q: What has t