/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: GaryChan3 https://cdn.slidesharecdn.com/profile-photo-GaryChan3-48x48.jpg?cb=1523071272 hey i'm gary chan. ?????. ? ????? àË´ó¼ÒºÃ ÎÒÊdzÂÌÎ