The control rod adjusts the reaction of the nuclear reactor.

There is a security camera installed in our house.

The concert at the Rose Bowl was wonderful.

The police are cornering the fugitive.

He is a born adventurer.

He goes to the gym every day to train his trapezius muscle.

He let his anger get the best of him and uttered harsh words.

He is learning karate for self-defence.

Single-celled organisms have the most basic form in the biological world.

Sexual assault should never be tolerated.