raucht

Man raucht, weil auf dem Schulhof Druck ausgeübt wird. Kinder von Rauchern rauchen.

They may take it up because of peer pressure in the playground, children of parents who smoke take up smoking, and people take up smoking because they associate it with a certain image.

er raucht

he smokes

Tom raucht.

Tom is smoking.

mein Kopf raucht

smokes my head