Atención, este verbo puede no existir, se da como ejemplo la conjugación.
Afirmación
Forma simple
I could fiance you could fiance he could fiance we could fiance you could fiance they could fiance
Forma con V-ing
I could be fiancing you could be fiancing he could be fiancing we could be fiancing you could be fiancing they could be fiancing
Perfecto
I could have fianced you could have fianced he could have fianced we could have fianced you could have fianced they could have fianced
Perfecto con V-ing
I could have been fiancing you could have been fiancing he could have been fiancing we could have been fiancing you could have been fiancing they could have been fiancing
Negación
Forma simple
I couldn't fiance you couldn't fiance he couldn't fiance we couldn't fiance you couldn't fiance they couldn't fiance
Forma con V-ing
I couldn't be fiancing you couldn't be fiancing he couldn't be fiancing we couldn't be fiancing you couldn't be fiancing they couldn't be fiancing
Perfecto
I couldn't have fianced you couldn't have fianced he couldn't have fianced we couldn't have fianced you couldn't have fianced they couldn't have fianced
Perfecto con V-ing
I couldn't have been fiancing you couldn't have been fiancing he couldn't have been fiancing we couldn't have been fiancing you couldn't have been fiancing they couldn't have been fiancing
Forma interrogativa
Forma simple
could I fiance? could you fiance? could he fiance? could we fiance? could you fiance? could they fiance?
Forma con V-ing
could I be fiancing? could you be fiancing? could he be fiancing? could we be fiancing? could you be fiancing? could they be fiancing?
Perfecto
could I have fianced? could you have fianced? could he have fianced? could we have fianced? could you have fianced? could they have fianced?
Perfecto con V-ing
could I have been fiancing? could you have been fiancing? could he have been fiancing? could we have been fiancing? could you have been fiancing? could they have been fiancing?
Forma interro-negativa
Forma simple
couldn't I fiance? couldn't you fiance? couldn't he fiance? couldn't we fiance? couldn't you fiance? couldn't they fiance?
Forma con V-ing
couldn't I be fiancing? couldn't you be fiancing? couldn't he be fiancing? couldn't we be fiancing? couldn't you be fiancing? couldn't they be fiancing?
Perfecto
couldn't I have fianced? couldn't you have fianced? couldn't he have fianced? couldn't we have fianced? couldn't you have fianced? couldn't they have fianced?
Perfecto con V-ing
couldn't I have been fiancing? couldn't you have been fiancing? couldn't he have been fiancing? couldn't we have been fiancing? couldn't you have been fiancing? couldn't they have been fiancing?