could unfreeze
Verbo regular: unfreeze - unfreezed- unfreezed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could unfreeze
you could unfreeze
he could unfreeze
we could unfreeze
you could unfreeze
they could unfreeze 	I could be unfreezing
you could be unfreezing
he could be unfreezing
we could be unfreezing
you could be unfreezing
they could be unfreezing	I could have unfreezed
you could have unfreezed
he could have unfreezed
we could have unfreezed
you could have unfreezed
they could have unfreezed	I could have been unfreezing
you could have been unfreezing
he could have been unfreezing
we could have been unfreezing
you could have been unfreezing
they could have been unfreezing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not unfreeze
you could not unfreeze
he could not unfreeze
we could not unfreeze
you could not unfreeze
they could not unfreeze 	I could not be unfreezing
you could not be unfreezing
he could not be unfreezing
we could not be unfreezing
you could not be unfreezing
they could not be unfreezing	I could not have unfreezed
you could not have unfreezed
he could not have unfreezed
we could not have unfreezed
you could not have unfreezed
they could not have unfreezed	I could not have been unfreezing
you could not have been unfreezing
he could not have been unfreezing
we could not have been unfreezing
you could not have been unfreezing
they could not have been unfreezing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I unfreeze?
could you unfreeze?
could he unfreeze?
could we unfreeze?
could you unfreeze?
could they unfreeze? 	could I be unfreezing?
could you be unfreezing?
could he be unfreezing?
could we be unfreezing?
could you be unfreezing?
could they be unfreezing? 	could I have unfreezed?
could you have unfreezed?
could he have unfreezed?
could we have unfreezed?
could you have unfreezed?
could they have unfreezed? 	could I have been unfreezing?
could you have been unfreezing?
could he have been unfreezing?
could we have been unfreezing?
could you have been unfreezing?
could they have been unfreezing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not unfreeze?
could you not unfreeze?
could he not unfreeze?
could we not unfreeze?
could you not unfreeze?
could they not unfreeze? 	could I not be unfreezing?
could you not be unfreezing?
could he not be unfreezing?
could we not be unfreezing?
could you not be unfreezing?
could they not be unfreezing? 	could I not have unfreezed?
could you not have unfreezed?
could he not have unfreezed?
could we not have unfreezed?
could you not have unfreezed?
could they not have unfreezed? 	could I not have been unfreezing?
could you not have been unfreezing?
could he not have been unfreezing?
could we not have been unfreezing?
could you not have been unfreezing?
could they not have been unfreezing?