could hear
Verbo irregular: hear - heard- heard

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could hear
you could hear
she could hear
we could hear
you could hear
they could hear 	I could be hearing
you could be hearing
she could be hearing
we could be hearing
you could be hearing
they could be hearing	I could have heard
you could have heard
she could have heard
we could have heard
you could have heard
they could have heard	I could have been hearing
you could have been hearing
she could have been hearing
we could have been hearing
you could have been hearing
they could have been hearing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not hear
you could not hear
she could not hear
we could not hear
you could not hear
they could not hear 	I could not be hearing
you could not be hearing
she could not be hearing
we could not be hearing
you could not be hearing
they could not be hearing	I could not have heard
you could not have heard
she could not have heard
we could not have heard
you could not have heard
they could not have heard	I could not have been hearing
you could not have been hearing
she could not have been hearing
we could not have been hearing
you could not have been hearing
they could not have been hearing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I hear?
could you hear?
could she hear?
could we hear?
could you hear?
could they hear? 	could I be hearing?
could you be hearing?
could she be hearing?
could we be hearing?
could you be hearing?
could they be hearing? 	could I have heard?
could you have heard?
could she have heard?
could we have heard?
could you have heard?
could they have heard? 	could I have been hearing?
could you have been hearing?
could she have been hearing?
could we have been hearing?
could you have been hearing?
could they have been hearing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not hear?
could you not hear?
could she not hear?
could we not hear?
could you not hear?
could they not hear? 	could I not be hearing?
could you not be hearing?
could she not be hearing?
could we not be hearing?
could you not be hearing?
could they not be hearing? 	could I not have heard?
could you not have heard?
could she not have heard?
could we not have heard?
could you not have heard?
could they not have heard? 	could I not have been hearing?
could you not have been hearing?
could she not have been hearing?
could we not have been hearing?
could you not have been hearing?
could they not have been hearing?