,孙老师，我参加您的课堂，还需要订制考试教材，资料吗？
,254,考试问题,2008-12-15 19:15:09,1,s,[孙老师课堂],1,2008-12-15 19:57:5844648,60.214.70.197,
,220,课件没有声音怎么回事,2008-12-15 19:41:46,1,s,[孙老师课堂],1,2008-12-15 19:57:1044651,[孙老师课堂],装media player

装media player