expert [ˈekspɜ:t] adjective esperto ( f esperta) expert at sthg/at doing sthg esperto ( f esperta) in qc/nel fare qc expert [ˈekspɜ:t] noun esperto m, esperta f
Complétez la séquence avec la proposition qui convient. My friend … her arm. She can't play the piano now. has been breaking has broken