Scrivere il plurale dei seguenti sostantivi: /  pantry / car / bison / goose / diagnosis / mouse / dish / play-off / radio / larva / kilo / fly / stimulus / guy / check-up / phenomenon / passer-by / daughter-in-law / in-law / donkey / medium / country / stadium / shelf / hoof / life / safe / calf / cliff / knife / thief /     /