Mr. Kusanagi is my best friend.

My grandfather studied medicine at the Imperial University.

He was half dead from fatigue.

The history of the British Empire occupies a particularly important part in world history.

The era of the Three Sovereigns and Five Emperors is an important period in Chinese history.

The horse's hoof is very hard.

The train stopped at the station.

I plan to go to France for a homestay next year.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

According to the law on specified alien species, the import of certain organisms is prohibited.