could unlearn
Verbo regular: unlearn - unlearned- unlearned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could unlearn
you could unlearn
she could unlearn
we could unlearn
you could unlearn
they could unlearn 	I could be unlearning
you could be unlearning
she could be unlearning
we could be unlearning
you could be unlearning
they could be unlearning	I could have unlearned
you could have unlearned
she could have unlearned
we could have unlearned
you could have unlearned
they could have unlearned	I could have been unlearning
you could have been unlearning
she could have been unlearning
we could have been unlearning
you could have been unlearning
they could have been unlearning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not unlearn
you could not unlearn
she could not unlearn
we could not unlearn
you could not unlearn
they could not unlearn 	I could not be unlearning
you could not be unlearning
she could not be unlearning
we could not be unlearning
you could not be unlearning
they could not be unlearning	I could not have unlearned
you could not have unlearned
she could not have unlearned
we could not have unlearned
you could not have unlearned
they could not have unlearned	I could not have been unlearning
you could not have been unlearning
she could not have been unlearning
we could not have been unlearning
you could not have been unlearning
they could not have been unlearning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I unlearn?
could you unlearn?
could she unlearn?
could we unlearn?
could you unlearn?
could they unlearn? 	could I be unlearning?
could you be unlearning?
could she be unlearning?
could we be unlearning?
could you be unlearning?
could they be unlearning? 	could I have unlearned?
could you have unlearned?
could she have unlearned?
could we have unlearned?
could you have unlearned?
could they have unlearned? 	could I have been unlearning?
could you have been unlearning?
could she have been unlearning?
could we have been unlearning?
could you have been unlearning?
could they have been unlearning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not unlearn?
could you not unlearn?
could she not unlearn?
could we not unlearn?
could you not unlearn?
could they not unlearn? 	could I not be unlearning?
could you not be unlearning?
could she not be unlearning?
could we not be unlearning?
could you not be unlearning?
could they not be unlearning? 	could I not have unlearned?
could you not have unlearned?
could she not have unlearned?
could we not have unlearned?
could you not have unlearned?
could they not have unlearned? 	could I not have been unlearning?
could you not have been unlearning?
could she not have been unlearning?
could we not have been unlearning?
could you not have been unlearning?
could they not have been unlearning?