x No Plagiarism!xGCHmdJh80yERHG6ChK2posted on PENANA 綠茶:哇~你好厲害呀,你為甚麼能知道這個問題的答案,這題非常難8964 copyright protection304PENANAz9H9Az6fg6 維尼我:哦~這是剛剛老師才説完的8964 copyright protection304PENANAUbRGAAEjgu 維尼18.117.76.18ns18.117.76.18da2