In math class, we learned about finding the area of a circle.

He used the radius to find the area of the circle.

My salary is paid once a month.

Olfactory cells play a role in sensing smells in the nose.

He is suffering from poverty.

At the concert, the conductor declared a temporary pause.

You should change that old-fashioned way of thinking.

Let's stop this old-fashioned way.

This company is still in its old state of affairs, and needs reform.

He stared in surprise at the fireball falling from the sky.