Her younger brother has Down syndrome.

His recent actions have led to a deterioration of his public image.

Let's turn off the lights when it becomes 10 o'clock at night.

This product is sold at an open price.

I gave her a gift certificate.

Due to the impact of the new coronavirus, our town was locked down.

The computer suddenly shut down.

The computer froze, so I shut it down.

He suffered a knockdown in the boxing match.

He knocked down his opponent.