On is always maintaining a calm attitude.

He is hiding a secret.

That sound is very beautiful.

I like listening to music.

He is practicing the pronunciation of Japanese.

The benefits of this project will greatly affect the local economy.

A toneme is a part of linguistics, and it has the ability to change the meaning by changing the pitch or strength of a specific sound.

Phonology is a branch of linguistics that studies the system of sounds and their functions.

This new jet can fly at supersonic speeds.

The pattern of three cold days followed by four warm days continues, doesn't it?