第14题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. Save time by using a computer. B. Buy her own computer. C. Borrow Martha’ s computer. D. Stay home and complete her paper. 参考答案:B 答案解析:[听力原文]
W: I’m going to Martha’s house. I have a paper to complete, and I need to use her computer.
第15题: [单项选择]下列哪一个不是价格机制的作用( ) A. 调节生产 B. 调节消费 C. 宏观调控的重要手段 D. 调节利润 参考答案:D