【单选题】In order to prevent people spreading rumours through the Internet, the government decided to place ______ on the freedom of spreading news on line.
【简答题】Rumours are everywhere, spreading fear, damaging reputations, and turning calm situations into ________ ones. A) turbulent B) tragic C) vulnerable D) suspicious
【单选题】Difficult as rumours on micro blog, or Weibo, are ________, the authorities will step up supervision so that people will not be easily misled. [ ]