企鹅英语 福尔摩斯和波斯克姆的神秘事件故事梗概

the summary is as follows：

A boy and his father was seen arguing. a moment later, his father died because he was being hit on the head with a blunt object.

Leisichuide, the police officer arrested him. but the arrival of Holmes made the young man's fiancee Alice bear hope. So Holmes came on spot and begin investigating the case.

Through on-site investigation, Fu found there have been father and son at the scene, but also appeared a third party. when the father and son are arguing, he had been hiding behind the tree where the soot left from a cigar. The third party got his coat which was apparently left before the attack when the young man who had been charged with murder saw his father's body.

Through further investigation, the suspects locked Alice's father: Turner. Fu learned that Turner will be the house and land leased to the deceased rather than rent McCarthy, and McCarthy, some of the anomalies of 11 to meet th