can hearken
Verbo regular: hearken - hearkened- hearkened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can hearken
you can hearken
he can hearken
we can hearken
you can hearken
they can hearken 	I can be hearkening
you can be hearkening
he can be hearkening
we can be hearkening
you can be hearkening
they can be hearkening	I can have hearkened
you can have hearkened
he can have hearkened
we can have hearkened
you can have hearkened
they can have hearkened	I can have been hearkening
you can have been hearkening
he can have been hearkening
we can have been hearkening
you can have been hearkening
they can have been hearkening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot hearken
you cannot hearken
he cannot hearken
we cannot hearken
you cannot hearken
they cannot hearken 	I cannot be hearkening
you cannot be hearkening
he cannot be hearkening
we cannot be hearkening
you cannot be hearkening
they cannot be hearkening	I cannot have hearkened
you cannot have hearkened
he cannot have hearkened
we cannot have hearkened
you cannot have hearkened
they cannot have hearkened	I cannot have been hearkening
you cannot have been hearkening
he cannot have been hearkening
we cannot have been hearkening
you cannot have been hearkening
they cannot have been hearkening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I hearken?
can you hearken?
can he hearken?
can we hearken?
can you hearken?
can they hearken? 	can I be hearkening?
can you be hearkening?
can he be hearkening?
can we be hearkening?
can you be hearkening?
can they be hearkening? 	can I have hearkened?
can you have hearkened?
can he have hearkened?
can we have hearkened?
can you have hearkened?
can they have hearkened? 	can I have been hearkening?
can you have been hearkening?
can he have been hearkening?
can we have been hearkening?
can you have been hearkening?
can they have been hearkening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not hearken?
can you not hearken?
can he not hearken?
can we not hearken?
can you not hearken?
can they not hearken? 	can I not be hearkening?
can you not be hearkening?
can he not be hearkening?
can we not be hearkening?
can you not be hearkening?
can they not be hearkening? 	can I not have hearkened?
can you not have hearkened?
can he not have hearkened?
can we not have hearkened?
can you not have hearkened?
can they not have hearkened? 	can I not have been hearkening?
can you not have been hearkening?
can he not have been hearkening?
can we not have been hearkening?
can you not have been hearkening?
can they not have been hearkening?