Refrain means don't do it. A refrain in music is the part you better not try to sing.

J. S. Bach died from 1750 to the present.
Handel was half German, half Italian, and half English. He was rather large.

Beethoven wrote music even through he was deaf. He was so deaf that he wrote loud music. He took long walks in the forest even when everyone was calling him. I guess he could not hear so good. Beethoven expired in 1827 and later died of this.
Henry Purcell is a well-known composer few people have heard of.

Aaron Copeland is one of our famous contemporary composers. It is unusual to be contemporary. Most composers don't live until they are dead.
An opera is a song of bigly size.

In the last scene of Pagliacci, Canio stabs Nedda who is the one he really loves. Pretty soon Silvio gets stabbed also and they live happily ever after.
Agnus Dei was a woman composer famous for her church music.

Caruso was first an Italian. Then someone heard his voice and said he would go a long way. So he went to America.
Most authorities agree that music of antiquity was written a long time ago.