/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nguyenthihaunth https://public.slidesharecdn.com/v2/images/profile-picture.png ��畛�ng bao gi畛� l��m ng董 v畛�i nh畛�ng ng動畛�i lu担n y棚u th動董ng v�� quan t但m b畉�n. D湛 ��坦 l�� nh畛�ng quan t但m nh畛� nh畉�t, h達y lu担n bi畉�t tr但n tr畛�ng ��i畛�u 畉�y!