He was unfortunate enough to be involved in a traffic accident.

I happened to meet him at the street corner.

He had a very unfortunate accident.

He met with a misfortunate accident.

He didn't think an incident would occur to him.

He was in a traffic accident yesterday.

It is a very beautiful view.

I was amazed at his extraordinary talent.

Please press this button in case of emergency.

He is my best friend.