He surrendered to the enemy.

He submitted a poem to the newspaper.

He submitted the article to the newspaper.

The only thing I could rely on in the room was a single lamplight.

He explained to me in detail about the constellations of the zodiac.

He started to act immediately.

This trumpet is made of brass.

The ecliptic is on the Earth's orbit.

He was riding a bicycle on the public road.

My mission is to bring joy to people.