Conjugación del verbo inglés
COULD FORFEIT

Verbo regular: forfeit - forfeited - forfeited

Afirmación

Forma simple	Forma con V-ing
I could forfeit you could forfeit she could forfeit we could forfeit you could forfeit they could forfeit	I could be forfeiting you could be forfeiting she could be forfeiting we could be forfeiting you could be forfeiting they could be forfeiting
Perfecto	Perfecto con V-ing
I could have forfeited you could have forfeited she 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 she could have been forfeiting we could have been forfeiting you could have been forfeiting they could have been forfeiting

Negación

Forma simple	Forma con V-ing
I couldn't forfeit you couldn't forfeit she 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 she couldn't be forfeiting we couldn't be forfeiting you couldn't be forfeiting they couldn't be forfeiting
Perfecto	Perfecto con V-ing
I couldn't have forfeited you couldn't have forfeited she 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 she 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 con V-ing
could I forfeit? could you forfeit? could she forfeit? could we forfeit? could you forfeit? could they forfeit?	could I be forfeiting? could you be forfeiting? could she be forfeiting? could we be forfeiting? could you be forfeiting? could they be forfeiting?
Perfecto	Perfecto con V-ing
could I have forfeited? could you have forfeited? could she 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 she have been forfeiting? could we have been forfeiting? could you have been forfeiting? could they have been forfeiting?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I forfeit? couldn't you forfeit? couldn't she 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 she be forfeiting? couldn't we be forfeiting? couldn't you be forfeiting? couldn't they be forfeiting?
Perfecto	Perfecto con V-ing
couldn't I have forfeited? couldn't you have forfeited? couldn't she 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 she have been forfeiting? couldn't we have been forfeiting? couldn't you have been forfeiting? couldn't they have been forfeiting?