/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: MeRaSa1302 https://cdn.slidesharecdn.com/profile-photo-MeRaSa1302-48x48.jpg?cb=1523582832 If u think everyting will be right, expect that something will go wrong! If things are all right, something will go wrong! MURPHY'S LAW :-)