I can derive you can derive he can derive we can derive you can derive they can derive
Forma com V-ing
I can be deriving you can be deriving he can be deriving we can be deriving you can be deriving they can be deriving
Perfeito
I can have derived you can have derived he can have derived we can have derived you can have derived they can have derived
Perfeito com V-ing
I can have been deriving you can have been deriving he can have been deriving we can have been deriving you can have been deriving they can have been deriving
Negação
Forma simple
I can't derive you can't derive he can't derive we can't derive you can't derive they can't derive
Forma com V-ing
I can't be deriving you can't be deriving he can't be deriving we can't be deriving you can't be deriving they can't be deriving
Perfeito
I can't have derived you can't have derived he can't have derived we can't have derived you can't have derived they can't have derived
Perfeito com V-ing
I can't have been deriving you can't have been deriving he can't have been deriving we can't have been deriving you can't have been deriving they can't have been deriving
Forma interrogativa
Forma simple
can I derive? can you derive? can he derive? can we derive? can you derive? can they derive?
Forma com V-ing
can I be deriving? can you be deriving? can he be deriving? can we be deriving? can you be deriving? can they be deriving?
Perfeito
can I have derived? can you have derived? can he have derived? can we have derived? can you have derived? can they have derived?
Perfeito com V-ing
can I have been deriving? can you have been deriving? can he have been deriving? can we have been deriving? can you have been deriving? can they have been deriving?
Forma interro-Negação
Forma simple
can't I derive? can't you derive? can't he derive? can't we derive? can't you derive? can't they derive?
Forma com V-ing
can't I be deriving? can't you be deriving? can't he be deriving? can't we be deriving? can't you be deriving? can't they be deriving?
Perfeito
can't I have derived? can't you have derived? can't he have derived? can't we have derived? can't you have derived? can't they have derived?
Perfeito com V-ing
can't I have been deriving? can't you have been deriving? can't he have been deriving? can't we have been deriving? can't you have been deriving? can't they have been deriving?