a su profesor

his/her/their teacher

→ a
phrase Rare #25,092
his/her/their teacher The preposition a can mark a person as the direct object or indicate the recipient of an action. Su can mean his, her, or their depending on context.
SP: Mañana voy a visitar a su profesor.
EN: Tomorrow I’m going to visit his teacher.

Tom dejó el curso porque no soportaba a su profesor.

Tom dropped the course because he couldn’t stand his teacher.

Ellos esperaron a su profesor.

They waited for their teacher.

Ella no escucha a su profesor.

She doesn't listen to her teacher.

La niña le hizo una pregunta a su profesor.

The girl asked her teacher a question.

A ella se le da muy bien imitar a su profesor.

She is very good at imitating her teacher.

El estudiante se rehusó a obedecer a su profesor.

The student refused to obey his teacher.

Culpó a su profesor de haber suspendido el examen de acceso.

He blamed his teacher for failing the entrance exam.

Los niños intentaron imitar a su profesor.

The children tried to imitate their teacher.