Which of the following might make the Kolibree toothbrush fun? A．It can be used to update mobile phones. B．It can be used to play mobile phone games. C．It can send messages to other users. D．It can talk to its developers.
A.It B. B．It C. C．It D. D．It E.
【参考答案】
B 由文章第四段中“thetoothbrushwillalsobeabletotalktootherapplicationsonyourphone，sodeveloperscould，forinstance，createagamecontrolledbyyourtoothbrush．”可知，该牙刷是可以用来玩手机游戏的。