第10题: [单项选择]Questions 12 to 15 are based on the conversation you have just heard. A. He is a salesman of J.R. Motors. B. He is the boss of the restaurant. C. He is the Managing Director of J.R. Motors. D. He is the managing director of the big factory 参考答案:C
第12题: [单项选择]The study also notes a steady decline in the number of college students taking science courses.
A. relative B. general C. continuous D. sharp 参考答案:C