This store deals with products of various sizes.

Regardless of the size of the problem, we need to solve it.

Let's compare these two products.

He compared his grades with his friend's grades.

What is in this box?

What is this box used for?

She is learning how to use the comparative in English.

He majored in comparative literature and learned about many cultures.

His ears are very good, so he can hear distant sounds.

The first time I heard his name was at that party.