The doctor provided him with life support treatment.

His father is currently receiving life support treatment.

Due to the fire, black smoke was billowing in the sky.

The exam is difficult, so I want to ask for a postponement.

Due to the fire, black smoke was billowing in the sky.

Black smoke was rising from the scene of the fire.

Pi is approximately 3.14.

We are planning to hold a big banquet this weekend.

He restrained himself from expressing his opinion.

This commercial is very interesting, isn't it?