Conjugação do verbo inglês
COULD FORFEIT

Verbo regular: forfeit - forfeited - forfeited

Afirmação

Forma simple	Forma com V-ing
I could forfeit you could forfeit he could forfeit we could forfeit you could forfeit they could forfeit	I could be forfeiting you could be forfeiting he could be forfeiting we could be forfeiting you could be forfeiting they could be forfeiting
Perfeito	Perfeito com V-ing
I could have forfeited you could have forfeited he could have forfeited we could have forfeited you could have forfeited they could have forfeited	I could have been forfeiting you could have been forfeiting he could have been forfeiting we could have been forfeiting you could have been forfeiting they could have been forfeiting

Negação

Forma simple	Forma com V-ing
I couldn't forfeit you couldn't forfeit he couldn't forfeit we couldn't forfeit you couldn't forfeit they couldn't forfeit	I couldn't be forfeiting you couldn't be forfeiting he couldn't be forfeiting we couldn't be forfeiting you couldn't be forfeiting they couldn't be forfeiting
Perfeito	Perfeito com V-ing
I couldn't have forfeited you couldn't have forfeited he couldn't have forfeited we couldn't have forfeited you couldn't have forfeited they couldn't have forfeited	I couldn't have been forfeiting you couldn't have been forfeiting he couldn't have been forfeiting we couldn't have been forfeiting you couldn't have been forfeiting they couldn't have been forfeiting

Forma interrogativa

Forma simple	Forma com V-ing
could I forfeit? could you forfeit? could he forfeit? could we forfeit? could you forfeit? could they forfeit?	could I be forfeiting? could you be forfeiting? could he be forfeiting? could we be forfeiting? could you be forfeiting? could they be forfeiting?
Perfeito	Perfeito com V-ing
could I have forfeited? could you have forfeited? could he have forfeited? could we have forfeited? could you have forfeited? could they have forfeited?	could I have been forfeiting? could you have been forfeiting? could he have been forfeiting? could we have been forfeiting? could you have been forfeiting? could they have been forfeiting?

Forma interro-Negação

Forma simple	Forma com V-ing
couldn't I forfeit? couldn't you forfeit? couldn't he forfeit? couldn't we forfeit? couldn't you forfeit? couldn't they forfeit?	couldn't I be forfeiting? couldn't you be forfeiting? couldn't he be forfeiting? couldn't we be forfeiting? couldn't you be forfeiting? couldn't they be forfeiting?
Perfeito	Perfeito com V-ing
couldn't I have forfeited? couldn't you have forfeited? couldn't he have forfeited? couldn't we have forfeited? couldn't you have forfeited? couldn't they have forfeited?	couldn't I have been forfeiting? couldn't you have been forfeiting? couldn't he have been forfeiting? couldn't we have been forfeiting? couldn't you have been forfeiting? couldn't they have been forfeiting?