He is a world-renowned ichthyologist.

Life is a series of vicissitudes.

The Earthquake Early Warning went off on my cell phone.

The proverb 'If you want to shoot the general, first shoot his horse' means that to achieve a big goal, you should start with small steps.

There is a large bathtub in my new house.

He arrived in Tokyo yesterday.

Did you hear his voice?

He has morally degenerated.

He jumped as if he was dancing in mid-air.

He blushed with shame.