could impale
Verbo regular: impale - impaled- impaled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could impale
you could impale
he could impale
we could impale
you could impale
they could impale 	I could be impaling
you could be impaling
he could be impaling
we could be impaling
you could be impaling
they could be impaling	I could have impaled
you could have impaled
he could have impaled
we could have impaled
you could have impaled
they could have impaled	I could have been impaling
you could have been impaling
he could have been impaling
we could have been impaling
you could have been impaling
they could have been impaling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not impale
you could not impale
he could not impale
we could not impale
you could not impale
they could not impale 	I could not be impaling
you could not be impaling
he could not be impaling
we could not be impaling
you could not be impaling
they could not be impaling	I could not have impaled
you could not have impaled
he could not have impaled
we could not have impaled
you could not have impaled
they could not have impaled	I could not have been impaling
you could not have been impaling
he could not have been impaling
we could not have been impaling
you could not have been impaling
they could not have been impaling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I impale?
could you impale?
could he impale?
could we impale?
could you impale?
could they impale? 	could I be impaling?
could you be impaling?
could he be impaling?
could we be impaling?
could you be impaling?
could they be impaling? 	could I have impaled?
could you have impaled?
could he have impaled?
could we have impaled?
could you have impaled?
could they have impaled? 	could I have been impaling?
could you have been impaling?
could he have been impaling?
could we have been impaling?
could you have been impaling?
could they have been impaling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not impale?
could you not impale?
could he not impale?
could we not impale?
could you not impale?
could they not impale? 	could I not be impaling?
could you not be impaling?
could he not be impaling?
could we not be impaling?
could you not be impaling?
could they not be impaling? 	could I not have impaled?
could you not have impaled?
could he not have impaled?
could we not have impaled?
could you not have impaled?
could they not have impaled? 	could I not have been impaling?
could you not have been impaling?
could he not have been impaling?
could we not have been impaling?
could you not have been impaling?
could they not have been impaling?