He will have been teaching for thirty years this spring.

The National Center for Education Information says a predicted teacher shortage won't pan out because teachers who left the profession are returning.

I regret becoming a teacher.

Have you made up your mind to become a teacher?

'Seminar', in universities, refers to debates and the presentation of research results by a few students.

Are you teachers?

Tom became a school teacher in Boston.

I'm a high school math teacher.