His mother is constantly complaining about it. - Su madre se queja constantemente de ello.
His mother is constantly complaining about it.
Su madre se queja constantemente de ello.
He has succeeded by virtue of his constant efforts rather than his talent. - Ha tenido éxito no por su talento sino en virtud de sus constantes esfuerzos.
He has succeeded by virtue of his constant efforts rather than his talent.
Ha tenido éxito no por su talento sino en virtud de sus constantes esfuerzos.