【答案解析】[听力原文] Some of you have mentioned that you know our products better than those of our competitors. You, however, are still having difficulty selling them to clients. Therefore I will give you some advice. First, speak clearly and avoid talking sloppy. Second, cover the points concisely. Third, survey your audience. Have a good grasp of each client's needs, and explain how our products will facilitate their work. Finally, don't forget to call your client by name. If there's any way I can support you as your supervisor, please feel free to ask.
[解析] 文章的主要内容是关于向顾客高效地推销产品的意见。通过文章最后部分的If there's any way I can support you as your supervisor, please feel free to ask.可以得知，说话者是听者们的上司。
单选题
According to the speaker, what should be avoided?
A. Asking too many questions
B. Mispronouncing their names
C. Unclear voice
D. Expensive products
【正确答案】
C
【答案解析】[解析] 问题是询问与顾客见面时，应该尽量避免的事情。通过文章中间部分出现的First, speak clearly and avoid talking sloppy.可以得知，上级告诉下属，首先要做到说话清楚明白。
单选题
What does the speaker tell the listeners to learn about?
A. Clients' needs
B. Production techniques
C. Their competitors
D. Public speaking
【正确答案】
A
【答案解析】[解析] 问题是询问说话者劝告下属的内容中具体的一部分，从第三条建议Have a good grasp of each client's needs可以得知，说话者要求下属对顾客的需求要了然于胸。