Today is my unlucky day, so I think it's better not to do anything.

He finished his work in a short time.

He is working as the U.S. ambassador stationed in Japan.

Hinatama is my best friend.

In the old days, people used to consider milk as an important source of nutrition.

The Earth is our home.

Tom was proud of his knowledge and wisdom.

My father is a doctor.

Daichi is my best friend.

He studies hard every day.