He is a musician of the first rank.

I finished first in the race.

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

At first we used to go separately, but one day we started going and returning together.

"You'll get your clothes dirty." "No worries. They weren't very clean in the first place ."

First of all, I want to tell you this.

Can you give him first aid?