My room is on top of the building.

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.

It is important to understand the importance of health.

He raised his hand.

I'm spending the happiest days imaginable.

I am spending the happiest days of all.

I had a picnic at Ueno Park.

I had a picnic at Ueno Park.