He was imprisoned for the crime of political offense.

He is learning the technique of printmaking.

The fluorescent lamp has broken, so I have to go buy a new one.

When the visitor came, I was not at home.

Who wrote the script for this movie?

A large audience gathered at yesterday's concert.

He is just a window-shopper, he has no intention of buying anything.

The caller has arrived, so please tidy up the room.

This drink has been refrigerated and is very cold.

Please put the beer in the refrigerator to refrigerate it.