Learning about the history of the Iron Age is very interesting.

The content of that book was greatly interesting.

He is good at playing the glockenspiel.

I like to study new languages.

She can play the glockenspiel well.

This building is made of reinforced concrete.

The enemy aircraft invaded our airspace.

I was amazed at his extraordinary talent.

Please press this button in case of emergency.

It is a very beautiful view.