In regions of permafrost, the effects of global warming are severe.

I like watching documentary films.

He is learning karate for self-defence.

We live in social housing.

He works at a public enterprise.

This shop is currently open.

Please stand in the center position.

He received an honorable award.

In order to solve this quantum mechanics problem, we need to find the eigenfunction.

The door won't open because this hinge is broken.