He is known as an expert in criminal investigation.

He is majoring in criminology at university.

He was arrested for committing a criminal act.

The criminal was arrested by the police.

This book is no longer available anywhere.

He became good at playing the piano, and finally acquired the skill.

He was so ashamed of his failure that he wished he could crawl into a hole.

This information sank in immediately.

His cooking skills are among the top five in the local area.

Due to the earthquake, cracks appeared in the wall.