题目内容:
Directions:Forthispart,youareallowed30minutestowriteashortessayonthetopicofmicroblog(微博).Youshouldstartyouressaywithabriefaccountoftheincreasinguseofthemicroblogandthenexplainthedefectsitmaycause.Youshouldwriteatleast120wordsbutnomorethan180words. 参考答案:
答案解析: