He received the letter challenging him to a duel and began preparing for the duel.

Gender roles are an important element in defining individual behavior in society.

His role is to fulfill his responsibilities as a leader.

The manufacturing industry occupies an important part of the economy.

I often drink light beer.

We are considering introducing a new production line.

It is important to understand the importance of health.

He prefers to drink third-category beer.

I often drink third-category beer.

Daisan Beer is my favorite beer.