/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: hai201 https://public.slidesharecdn.com/v2/images/profile-picture.png Hiện taÌ£i Ä‘ang laÌ€ CÆ°Ì£u hoÌ£c sinh TrÆ°Æ¡Ì€ng THPT Xuân Khanh