We attended the school assembly in the auditorium.

The police collected evidence from the crime scene.

A unary operator operates on one operand.

He spends a lot of time on public works.

Due to the skin effect, the current mainly flows on the surface of this wire.

Demography is a branch of social science that studies the structure, distribution, and changes in human population.

My cat sitting in a catloaf pose is very cute.

He is an excellent high school student.

This POP advertisement has a very noticeable design.

My child goes to a private school.