you can't
You can't have both.
Povero Ivan, deve aver sofferto come tu non puoi neanche immaginare.
Poor Ivan, he must have suffered like you can't even imagine.
— L'infanzia di Ivan (1962)
Tu non puoi dire per certo di aver visto alcunché.
You can't say for sure that you saw anything.
— Hollywood, Vermont (2000)
You can't come tomorrow.
You can't ride a horse.
You can't walk.
Tu non puoi essere un dottore.
You can't be a doctor.