He is the first person to arrive at the party.

My first was a failure, but I learned from my mistakes and my second was a success.

I finished first in the race.

At first, I was nervous about starting a new job.

In the first place , I need to finish my homework.

First of all, let me introduce myself.

First things first, let's prioritize our tasks for today.

The reception area is located on the first floor of the building.

The first lady attended the charity event.

This is my very first time visiting Japan.