"You were a bird."
Translation:Tu étais un oiseau.
Sure, but you will probably feel very lonely if you do it in oral. In writing, perfect!
futé(e)(s) - with an acute accent on the -e- but none on the -u- means smart, sharp, etc.
"fûtes" is the 2nd person plural of the verb être in passé simple: je fus, tu fus, il/elle/on fut, nous fûmes, vous fûtes, ils/elles furent
A: Mum - do you remember that fantastic costume you made for me for the school play? All those feathers? What was I supposed to be? A's Mum: You were a bird, darling.