/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: susangp58 https://cdn.slidesharecdn.com/profile-photo-susangp58-48x48.jpg?cb=1560634874 "The mediocre teacher tells, the good teacher explains, the superior teacher demonstrates & the great teacher inspires" ~William Arthur Ward <3