This room is so quiet that you can't hear any sound at all.

I study at the library every day.

I try to study at least one hour every day.

I set aside time for studying every day.

Let's mute the music and study quietly.

He forgot to mute his mobile phone during the meeting.

I like listening to music.

He had a gun with a silencer.

I plan to go to a concert tonight.

I like listening to classical music.