单选题 Speaker A: Excuse me, Mr. Smith, but are you free this evening?
Speaker B: ______
  • A. Well, I'm afraid whether I will be free or not has little to do with you.
  • B. Yes. Welcome to my home this evening.
  • C. Sorry, I don't like to be asked such a private question.
  • D. I'm sorry, I have an appointment at seven.
【正确答案】 D
【答案解析】A方的话显示A方想与B方预约，B方应作出接受对方请求与否的答复。如不能接受，应说明原因。选项D符合进行预约的口语交际习惯，其他选项都不恰当。