His room was empty of air, making it hard to breathe.

What is the capacity of this hard drive?

Thanks to the increase in the economy, our lives have become richer.

Recently, his popularity has been increasing.

The sky is very beautiful, isn't it?

Seeing the empty cup, he poured another cup of tea.

He can recite the poem by heart.

There is not a single cloud in the sky.

We conducted a volumetric analysis for this project.

He drinks a special beverage every day for his health.