Translation of "Assignments" in Spanish

But previous assignments were directed to that direction

pero las tareas anteriores fueron dirigidas a esa dirección

My career in the government includes many overseas assignments.

Mi carrera en el gobierno incluye numerosas labores en el extranjero.

Mary always assists her boyfriend in doing his assignments.

Mary siempre ayuda a su novio con los deberes.

You missed two assignments; you will have to make them up at once.

Te perdiste dos exámenes; vas a tener que recuperarlos los dos a la vez.