There are 30 students in my class.

His life took a sudden turn for the worse.

The situation changed all of a sudden, and we couldn't do anything.

The durability of this product is very high.

His story, after a caesura, started again.

He is a famous baseball player.

I will go to Tokyo by limited express train.

My body can't keep up with the sudden change in temperature.

He was taken to the hospital because of dyspnea.

He asserted his droit de suite as an artist.