could see
Verbo irregular: see - saw- seen

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could see
you could see
he could see
we could see
you could see
they could see 	I could be seeing
you could be seeing
he could be seeing
we could be seeing
you could be seeing
they could be seeing	I could have seen
you could have seen
he could have seen
we could have seen
you could have seen
they could have seen	I could have been seeing
you could have been seeing
he could have been seeing
we could have been seeing
you could have been seeing
they could have been seeing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't see
you couldn't see
he couldn't see
we couldn't see
you couldn't see
they couldn't see 	I couldn't be seeing
you couldn't be seeing
he couldn't be seeing
we couldn't be seeing
you couldn't be seeing
they couldn't be seeing	I couldn't have seen
you couldn't have seen
he couldn't have seen
we couldn't have seen
you couldn't have seen
they couldn't have seen	I couldn't have been seeing
you couldn't have been seeing
he couldn't have been seeing
we couldn't have been seeing
you couldn't have been seeing
they couldn't have been seeing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I see?
could you see?
could he see?
could we see?
could you see?
could they see? 	could I be seeing?
could you be seeing?
could he be seeing?
could we be seeing?
could you be seeing?
could they be seeing? 	could I have seen?
could you have seen?
could he have seen?
could we have seen?
could you have seen?
could they have seen? 	could I have been seeing?
could you have been seeing?
could he have been seeing?
could we have been seeing?
could you have been seeing?
could they have been seeing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I see?
couldn't you see?
couldn't he see?
couldn't we see?
couldn't you see?
couldn't they see? 	couldn't I be seeing?
couldn't you be seeing?
couldn't he be seeing?
couldn't we be seeing?
couldn't you be seeing?
couldn't they be seeing? 	couldn't I have seen?
couldn't you have seen?
couldn't he have seen?
couldn't we have seen?
couldn't you have seen?
couldn't they have seen? 	couldn't I have been seeing?
couldn't you have been seeing?
couldn't he have been seeing?
couldn't we have been seeing?
couldn't you have been seeing?
couldn't they have been seeing?