is a teacher
My brother is a teacher.
John es profesor de literatura francesa en Oxford y su esposa es francesa.
John is a professor of French literature at Oxford and his wife is French.
I know you are a teacher.
El señor Kato es profesor.
Mr. Kato is a teacher.
Es profesor de biología en Harvard.
He is a biology professor at Harvard.
Él me dijo que su padre es profesor.
He told me that his father is a teacher.
Chen es profesor.
Chen is a teacher.
Mennad es profesor.
Mennad is a teacher.
Tom es profesor, ¿verdad?
Tom is a teacher, right?