I missed the opportunity to listen to the radio program I was interested in yesterday.

The underground water in this area is very clean and is used as drinking water.

My grandfather used to be a steam locomotive driver.

Did you hear his voice?

I want to learn the ancient wisdom of the I Ching.

His hobby is collecting precious metals.

He is good at solving geometry problems.

He shot the enemy with a machine gun.

The structure of the speech organs greatly affects the pronunciation of language.

The human body is composed of many organs.