could mingle
Verbo regular: mingle - mingled- mingled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could mingle
you could mingle
she could mingle
we could mingle
you could mingle
they could mingle 	I could be mingling
you could be mingling
she could be mingling
we could be mingling
you could be mingling
they could be mingling	I could have mingled
you could have mingled
she could have mingled
we could have mingled
you could have mingled
they could have mingled	I could have been mingling
you could have been mingling
she could have been mingling
we could have been mingling
you could have been mingling
they could have been mingling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not mingle
you could not mingle
she could not mingle
we could not mingle
you could not mingle
they could not mingle 	I could not be mingling
you could not be mingling
she could not be mingling
we could not be mingling
you could not be mingling
they could not be mingling	I could not have mingled
you could not have mingled
she could not have mingled
we could not have mingled
you could not have mingled
they could not have mingled	I could not have been mingling
you could not have been mingling
she could not have been mingling
we could not have been mingling
you could not have been mingling
they could not have been mingling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I mingle?
could you mingle?
could she mingle?
could we mingle?
could you mingle?
could they mingle? 	could I be mingling?
could you be mingling?
could she be mingling?
could we be mingling?
could you be mingling?
could they be mingling? 	could I have mingled?
could you have mingled?
could she have mingled?
could we have mingled?
could you have mingled?
could they have mingled? 	could I have been mingling?
could you have been mingling?
could she have been mingling?
could we have been mingling?
could you have been mingling?
could they have been mingling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not mingle?
could you not mingle?
could she not mingle?
could we not mingle?
could you not mingle?
could they not mingle? 	could I not be mingling?
could you not be mingling?
could she not be mingling?
could we not be mingling?
could you not be mingling?
could they not be mingling? 	could I not have mingled?
could you not have mingled?
could she not have mingled?
could we not have mingled?
could you not have mingled?
could they not have mingled? 	could I not have been mingling?
could you not have been mingling?
could she not have been mingling?
could we not have been mingling?
could you not have been mingling?
could they not have been mingling?