/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: TrnHunh2 https://public.slidesharecdn.com/v2/images/profile-picture.png H畛� v�� t棚n: Tr畉�n H畛�u ��畛�nh Ngh畛� Nghi畛�p: Gi叩o Vi棚n N董i c担ng t叩c: THCS T但y S董n