shall fester
Verbo regular: fester - festered- festered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'll fester
you'll fester
she'll fester
we'll fester
you'll fester
they'll fester 	I'll be festering
you'll be festering
she'll be festering
we'll be festering
you'll be festering
they'll be festering	I'll have festered
you'll have festered
she'll have festered
we'll have festered
you'll have festered
they'll have festered	I'll have been festering
you'll have been festering
she'll have been festering
we'll have been festering
you'll have been festering
they'll have been festering	

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

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I fester?
shall you fester?
shall she fester?
shall we fester?
shall you fester?
shall they fester? 	shall I be festering?
shall you be festering?
shall she be festering?
shall we be festering?
shall you be festering?
shall they be festering? 	shall I have festered?
shall you have festered?
shall she have festered?
shall we have festered?
shall you have festered?
shall they have festered? 	shall I have been festering?
shall you have been festering?
shall she have been festering?
shall we have been festering?
shall you have been festering?
shall they have been festering? 	

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