第17题: [单项选择]What doesn’t the woman do on the Internet A. Playing games. B. Making friends. C. Booking tickets. D. Searching for information. 参考答案:A 答案解析:[听力原文] M: Do you often visit the Internet W: Certainly. It’s really helpful in our life these
A. the knowledge of its behavior B. the knowledge of the subject matter C. the knowledge of what the social scientist has learned about its behavior in the past D. the knowledge of the social scientist. 参考答案:C 答案解析:指代题 as a result of that knowledge的前文是On the contrary,the subject matter of the socials scientist ca