[解析]
(1)D 考查细节理解题,根据文中的第1段More and more people in China are now sharing parts of their lives with the world by videos on their phones可知 在中国现在越来越多的人在手机上分享他们的生活视频,故答案D.
(2)B 考查词汇题,根据文中的前面 they can also communicate directly with the hosts by buying virtual (虚拟的) gifts such as flowers, toys and cars forthem online.他们也可以直接与主播交流,比如在网上购买鲜花、玩具和汽车等虚拟礼物给他们;可知 them代指的主播,故答案B.
(3)C 考查细节理解题,根据文中的第4段 Papi Jiang promised to correct her unsuitable and impolite language after she was warned by government officials. 被政府官员警告后Papi Jiang承诺纠正不合适和不礼貌的语言.可推出直播平台不允许主播在直播时使用不适当和不礼貌的语言,故答案C.
(4)D 考查细节理解题,根据文中的第3段 A 19﹣year﹣old college student called Nic Li says she spends three to four hours each week chatting and singing with viewers through one app called Ingkee. 一个19岁的大学生Nic Li说,她每周花三到四小时通过Ingkee平台和观看者聊天和唱歌.可知Ingkee是一个在线直播平台,允许播主唱歌和聊天 ,故答案D.
(5)A 考查主旨题,根据文中的最后一段"We support the use of live streaming. But people should be aware of the two sides of it." One of the officials said.可知本文主旨是一位官员说:"我们支持使用直播,但人们应该意识到它的两面性 ,故答案A.