The first fruits of the season are always the sweetest.

The first lieutenant led his platoon into battle.

The first mate is responsible for assisting the captain in navigating the ship.

The actors were nervous on the first night of the play.

The first half of the game was intense.

I told it to my mother first and foremost.

I got the information at first hand.

This technology is an industry-first in the field of robotics.

At first thought, the solution appeared straightforward, but further examination revealed unexpected challenges.

First off, I would like to thank everyone for their hard work this week.