/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: BettyPhan https://public.slidesharecdn.com/v2/images/profile-picture.png Ph畉�i bi畉�t: C動董ng ngh畛� m�� kh担ng b動畛�ng b畛�nh. T畛� do nh動ng kh担ng ngang t��n. ��a c畉�m nh動ng kh担ng qu叩 ��叩ng.