I can forfeit you can forfeit he can forfeit we can forfeit you can forfeit they can forfeit
Forma com V-ing
I can be forfeiting you can be forfeiting he can be forfeiting we can be forfeiting you can be forfeiting they can be forfeiting
Perfeito
I can have forfeited you can have forfeited he can have forfeited we can have forfeited you can have forfeited they can have forfeited
Perfeito com V-ing
I can have been forfeiting you can have been forfeiting he can have been forfeiting we can have been forfeiting you can have been forfeiting they can have been forfeiting
Negação
Forma simple
I cannot forfeit you cannot forfeit he cannot forfeit we cannot forfeit you cannot forfeit they cannot forfeit
Forma com V-ing
I cannot be forfeiting you cannot be forfeiting he cannot be forfeiting we cannot be forfeiting you cannot be forfeiting they cannot be forfeiting
Perfeito
I cannot have forfeited you cannot have forfeited he cannot have forfeited we cannot have forfeited you cannot have forfeited they cannot have forfeited
Perfeito com V-ing
I cannot have been forfeiting you cannot have been forfeiting he cannot have been forfeiting we cannot have been forfeiting you cannot have been forfeiting they cannot have been forfeiting
Forma interrogativa
Forma simple
can I forfeit? can you forfeit? can he forfeit? can we forfeit? can you forfeit? can they forfeit?
Forma com V-ing
can I be forfeiting? can you be forfeiting? can he be forfeiting? can we be forfeiting? can you be forfeiting? can they be forfeiting?
Perfeito
can I have forfeited? can you have forfeited? can he have forfeited? can we have forfeited? can you have forfeited? can they have forfeited?
Perfeito com V-ing
can I have been forfeiting? can you have been forfeiting? can he have been forfeiting? can we have been forfeiting? can you have been forfeiting? can they have been forfeiting?
Forma interro-Negação
Forma simple
can I not forfeit? can you not forfeit? can he not forfeit? can we not forfeit? can you not forfeit? can they not forfeit?
Forma com V-ing
can I not be forfeiting? can you not be forfeiting? can he not be forfeiting? can we not be forfeiting? can you not be forfeiting? can they not be forfeiting?
Perfeito
can I not have forfeited? can you not have forfeited? can he not have forfeited? can we not have forfeited? can you not have forfeited? can they not have forfeited?
Perfeito com V-ing
can I not have been forfeiting? can you not have been forfeiting? can he not have been forfeiting? can we not have been forfeiting? can you not have been forfeiting? can they not have been forfeiting?