ought to fester
Verbo regular: fester - festered- festered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to fester
you ought to fester
he ought to fester
we ought to fester
you ought to fester
they ought to fester 	I ought to be festering
you ought to be festering
he ought to be festering
we ought to be festering
you ought to be festering
they ought to be festering	I ought to have festered
you ought to have festered
he ought to have festered
we ought to have festered
you ought to have festered
they ought to have festered	I ought to have been festering
you ought to have been festering
he ought to have been festering
we ought to have been festering
you ought to have been festering
they ought to have been festering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to fester
you oughtn't to fester
he oughtn't to fester
we oughtn't to fester
you oughtn't to fester
they oughtn't to fester 	I oughtn't to be festering
you oughtn't to be festering
he oughtn't to be festering
we oughtn't to be festering
you oughtn't to be festering
they oughtn't to be festering	I oughtn't to have festered
you oughtn't to have festered
he oughtn't to have festered
we oughtn't to have festered
you oughtn't to have festered
they oughtn't to have festered	I oughtn't to have been festering
you oughtn't to have been festering
he oughtn't to have been festering
we oughtn't to have been festering
you oughtn't to have been festering
they oughtn't to have been festering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I fester?
ought to you fester?
ought to he fester?
ought to we fester?
ought to you fester?
ought to they fester? 	ought to I be festering?
ought to you be festering?
ought to he be festering?
ought to we be festering?
ought to you be festering?
ought to they be festering? 	ought to I have festered?
ought to you have festered?
ought to he have festered?
ought to we have festered?
ought to you have festered?
ought to they have festered? 	ought to I have been festering?
ought to you have been festering?
ought to he have been festering?
ought to we have been festering?
ought to you have been festering?
ought to they have been festering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to fester?
oughtn't you to fester?
oughtn't he to fester?
oughtn't we to fester?
oughtn't you to fester?
oughtn't they to fester? 	oughtn't I to be festering?
oughtn't you to be festering?
oughtn't he to be festering?
oughtn't we to be festering?
oughtn't you to be festering?
oughtn't they to be festering? 	oughtn't I to have festered?
oughtn't you to have festered?
oughtn't he to have festered?
oughtn't we to have festered?
oughtn't you to have festered?
oughtn't they to have festered? 	oughtn't I to have been festering?
oughtn't you to have been festering?
oughtn't he to have been festering?
oughtn't we to have been festering?
oughtn't you to have been festering?
oughtn't they to have been festering?