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

He is the first person to arrive at the party.

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 glance, the painting looked like a photograph.

I fell in love with her at first sight.

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

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

It was love at first sight when they met at the party.

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