电影 教室失格3D 的评分为9.0分，共有39人参与。Every class in school has its own class motto.   Cheol-gyu, a school physics teacher, asks his   students with physics-associated equations but   shoots immediately if a student cannot answer.   The last student remaining was No.7 student,   who keeps on giving correct answers to Cheolgyu’s   questions. Then, the No.7 asks back to him   but he couldn’t find the right answer. Spotting   Cheol-gyu was hesitating, the No.7 immediately   finds his own gun and points it towards him.   What did the No.7 ask to Cheol-gyu? Could he   finally give the answer to it? There unexpected   person es in to the class through its backdoor.....电影 教室失格3D 豆瓣评分（8.0）