第4题: [单项选择]Questions 23 to 25 are based on the conversation you have just heard.A. Money to pay the extra tuition cost. B. Maturity and common sense. C. Mastery of a foreign language. D. Flexibility and open-mindedness. 参考答案:D 答案解析:[解析] What does the woman say one needs to have in order to study in a program like hers