should blister
Verbo regular: blister - blistered- blistered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd blister
you'd blister
he'd blister
we'd blister
you'd blister
they'd blister 	I'd be blistering
you'd be blistering
he'd be blistering
we'd be blistering
you'd be blistering
they'd be blistering	I should've blistered
you should've blistered
he should've blistered
we should've blistered
you should've blistered
they should've blistered	I should've been blistering
you should've been blistering
he should've been blistering
we should've been blistering
you should've been blistering
they should've been blistering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't blister
you shouldn't blister
he shouldn't blister
we shouldn't blister
you shouldn't blister
they shouldn't blister 	I shouldn't be blistering
you shouldn't be blistering
he shouldn't be blistering
we shouldn't be blistering
you shouldn't be blistering
they shouldn't be blistering	I shouldn't have blistered
you shouldn't have blistered
he shouldn't have blistered
we shouldn't have blistered
you shouldn't have blistered
they shouldn't have blistered	I shouldn't have been blistering
you shouldn't have been blistering
he shouldn't have been blistering
we shouldn't have been blistering
you shouldn't have been blistering
they shouldn't have been blistering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I blister?
should you blister?
should he blister?
should we blister?
should you blister?
should they blister? 	should I be blistering?
should you be blistering?
should he be blistering?
should we be blistering?
should you be blistering?
should they be blistering? 	should I have blistered?
should you have blistered?
should he have blistered?
should we have blistered?
should you have blistered?
should they have blistered? 	should I have been blistering?
should you have been blistering?
should he have been blistering?
should we have been blistering?
should you have been blistering?
should they have been blistering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I blister?
shouldn't you blister?
shouldn't he blister?
shouldn't we blister?
shouldn't you blister?
shouldn't they blister? 	shouldn't I be blistering?
shouldn't you be blistering?
shouldn't he be blistering?
shouldn't we be blistering?
shouldn't you be blistering?
shouldn't they be blistering? 	shouldn't I have blistered?
shouldn't you have blistered?
shouldn't he have blistered?
shouldn't we have blistered?
shouldn't you have blistered?
shouldn't they have blistered? 	shouldn't I have been blistering?
shouldn't you have been blistering?
shouldn't he have been blistering?
shouldn't we have been blistering?
shouldn't you have been blistering?
shouldn't they have been blistering?