He is deeply researching the history of the Nazis.

He threw a punch.

This terrain is perfect for hiking.

He could never forget that disgrace in his lifetime.

This TV is 50 inches.

The friendship between Canada and Japan is deep.

Earth science is a part of natural science that studies the physical and chemical structure of the earth.

The temperature of the earth's surface changes depending on the season.

I was notified by the city hall that my land tax payment is overdue.

He admits that he is tone-deaf.