He is researching the functions of the midbrain.

The monk explained the teachings of Buddhism to the audience.

He was watching the television relay.

He was relaying the soccer match on TV.

He created a beautiful song using the eight tones.

He advocated agnosticism in terms of his own faith.

My younger brother is currently attending middle school.

Today is my grandmother's death anniversary.

He was searching for something in the dark.

The aardvark is a nocturnal mammal that lives in Africa.