He is working at the main building of the central ministry.

He participated in the script reading for the theater company.

It's difficult to understand the main point of his story.

This book is a reprint.

He decided to reprint the old book.

The trailer was shown before the main part of the movie started.

This book in possession, is something my grandfather collected when he was young.

Suddenly, it started to rain heavily.

The main building of my school is very big.

This main building has a wonderful architectural design.