He is a specialist fool, with no interest in anything outside his field.

He couldn't say anything about issues outside of his field of expertise.

There are many different specialty stores in this town.

He lost everything.

She is planning a date with her current boyfriend.

My boyfriend gave me a gift.

Everyone was surprised by the news.

He got jealous when he saw her talking to another man.

He talked about the horror of the hydrogen bomb.

The police found an explosive substance at that location.