We can infer from Paragraph 1 that______. A．Dr. Bollen has examined all the Internet data of 2008 to do his research B．tweets of one person is totally boring, even to his/her friends C．one Tweeter user's feeling cannot represent America's collective mood D．Tweeter users' mood in the second half of 2008 accorded with the country's events
A. A．Dr. B.tweets C.one D.Tweeter
【参考答案】
D 属信息推断题。选项A犯了夸大其词的错误，第一段最后一句只提到了J．B．及其团队研究了2008年秋天和冬天的微......