He is good at playing Beethoven's Ninth.

I like listening to Beethoven's Ninth.

The Tertiary period was a very important time in the history of the Earth.

He passed the medical school entrance exam on his first try.

He passed the difficult exam.

He was called an unpatriotic person because of his actions.

The war crime was condemned as inhumane by the international community.

The problem of illiteracy is a serious social issue around the world.

She publicly acknowledged that she is asexual.

This is an unofficial meeting.