invaluable [ɪnˈvæljʊəbl] adjective invaluable (to sb/sthg) [experience, advice] inestimabile (per qn/qc) [person, information] preziosissimo ( f preziosissima) (per qn/qc)
Complétez la séquence avec la proposition qui convient. Where …? your sister works work your sister does your sister work