could powwow
Verbo regular: powwow - powwowed- powwowed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could powwow
you could powwow
he could powwow
we could powwow
you could powwow
they could powwow 	I could be powwowing
you could be powwowing
he could be powwowing
we could be powwowing
you could be powwowing
they could be powwowing	I could have powwowed
you could have powwowed
he could have powwowed
we could have powwowed
you could have powwowed
they could have powwowed	I could have been powwowing
you could have been powwowing
he could have been powwowing
we could have been powwowing
you could have been powwowing
they could have been powwowing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not powwow
you could not powwow
he could not powwow
we could not powwow
you could not powwow
they could not powwow 	I could not be powwowing
you could not be powwowing
he could not be powwowing
we could not be powwowing
you could not be powwowing
they could not be powwowing	I could not have powwowed
you could not have powwowed
he could not have powwowed
we could not have powwowed
you could not have powwowed
they could not have powwowed	I could not have been powwowing
you could not have been powwowing
he could not have been powwowing
we could not have been powwowing
you could not have been powwowing
they could not have been powwowing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I powwow?
could you powwow?
could he powwow?
could we powwow?
could you powwow?
could they powwow? 	could I be powwowing?
could you be powwowing?
could he be powwowing?
could we be powwowing?
could you be powwowing?
could they be powwowing? 	could I have powwowed?
could you have powwowed?
could he have powwowed?
could we have powwowed?
could you have powwowed?
could they have powwowed? 	could I have been powwowing?
could you have been powwowing?
could he have been powwowing?
could we have been powwowing?
could you have been powwowing?
could they have been powwowing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not powwow?
could you not powwow?
could he not powwow?
could we not powwow?
could you not powwow?
could they not powwow? 	could I not be powwowing?
could you not be powwowing?
could he not be powwowing?
could we not be powwowing?
could you not be powwowing?
could they not be powwowing? 	could I not have powwowed?
could you not have powwowed?
could he not have powwowed?
could we not have powwowed?
could you not have powwowed?
could they not have powwowed? 	could I not have been powwowing?
could you not have been powwowing?
could he not have been powwowing?
could we not have been powwowing?
could you not have been powwowing?
could they not have been powwowing?