I sent the information via telex.

Unix forms the basis of many operating systems.

He was an eyewitness to the incident.

Alex is my best friend.

Japan's administrative divisions are divided into prefectures and municipalities.

He is reading a book about historical northern Korea.

My guinea pig is very cute.

The freight train passed through the station.

He seemed to be angry about something and had a sulky look on his face.

He seemed angry about something and was making a puffed-up face.