can blister
Verbo regular: blister - blistered- blistered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can blister
you can blister
he can blister
we can blister
you can blister
they can blister 	I can be blistering
you can be blistering
he can be blistering
we can be blistering
you can be blistering
they can be blistering	I can have blistered
you can have blistered
he can have blistered
we can have blistered
you can have blistered
they can have blistered	I can have been blistering
you can have been blistering
he can have been blistering
we can have been blistering
you can have been blistering
they can have been blistering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't blister
you can't blister
he can't blister
we can't blister
you can't blister
they can't blister 	I can't be blistering
you can't be blistering
he can't be blistering
we can't be blistering
you can't be blistering
they can't be blistering	I can't have blistered
you can't have blistered
he can't have blistered
we can't have blistered
you can't have blistered
they can't have blistered	I can't have been blistering
you can't have been blistering
he can't have been blistering
we can't have been blistering
you can't have been blistering
they can't have been blistering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I blister?
can you blister?
can he blister?
can we blister?
can you blister?
can they blister? 	can I be blistering?
can you be blistering?
can he be blistering?
can we be blistering?
can you be blistering?
can they be blistering? 	can I have blistered?
can you have blistered?
can he have blistered?
can we have blistered?
can you have blistered?
can they have blistered? 	can I have been blistering?
can you have been blistering?
can he have been blistering?
can we have been blistering?
can you have been blistering?
can they have been blistering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I blister?
can't you blister?
can't he blister?
can't we blister?
can't you blister?
can't they blister? 	can't I be blistering?
can't you be blistering?
can't he be blistering?
can't we be blistering?
can't you be blistering?
can't they be blistering? 	can't I have blistered?
can't you have blistered?
can't he have blistered?
can't we have blistered?
can't you have blistered?
can't they have blistered? 	can't I have been blistering?
can't you have been blistering?
can't he have been blistering?
can't we have been blistering?
can't you have been blistering?
can't they have been blistering?