This sentence contains several placeholders.

They (referring to women or girls) are my best friends.

I go jogging first thing in the morning.

I decided to be the first to enter the freshly-prepared bath today.

Among my family, I am the tallest.

We are looking for the best ceremonial hall for our wedding.

He surprised the audience using magic.

He started an education program to solve the problem of illiteracy.

He was hurrying towards the command post.

How did people live in the Stone Age?