He was on the verge of laughing, but quickly returned to a serious face.

I didn't have time to call him.

When it comes to mathematics, he is a genius.

Where is the bathroom?

What is in this container?

Many spirits of fallen soldiers rest in this battlefield.

He was finally able to obtain that rare comic.

This program is accelerated using parallel processing.

We have started purchasing new products.

His success was rare.