一宗谋杀案 when giving a lecture about the significance of punctuation， the academic professor was interrupted and arrested by the police for murdering his wife， a receptionist of a kindergarten. the police found some photos he deleted from their e-album showing that they used to have a gay life. but， fed up with her wrinkled face， he murdered her instead of divorcing her to avoid fortune division. he cut up a kind of seashell with a sharpened knife， and ham
