could originate
Verbo regular: originate - originated- originated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could originate
you could originate
she could originate
we could originate
you could originate
they could originate 	I could be originating
you could be originating
she could be originating
we could be originating
you could be originating
they could be originating	I could have originated
you could have originated
she could have originated
we could have originated
you could have originated
they could have originated	I could have been originating
you could have been originating
she could have been originating
we could have been originating
you could have been originating
they could have been originating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not originate
you could not originate
she could not originate
we could not originate
you could not originate
they could not originate 	I could not be originating
you could not be originating
she could not be originating
we could not be originating
you could not be originating
they could not be originating	I could not have originated
you could not have originated
she could not have originated
we could not have originated
you could not have originated
they could not have originated	I could not have been originating
you could not have been originating
she could not have been originating
we could not have been originating
you could not have been originating
they could not have been originating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I originate?
could you originate?
could she originate?
could we originate?
could you originate?
could they originate? 	could I be originating?
could you be originating?
could she be originating?
could we be originating?
could you be originating?
could they be originating? 	could I have originated?
could you have originated?
could she have originated?
could we have originated?
could you have originated?
could they have originated? 	could I have been originating?
could you have been originating?
could she have been originating?
could we have been originating?
could you have been originating?
could they have been originating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not originate?
could you not originate?
could she not originate?
could we not originate?
could you not originate?
could they not originate? 	could I not be originating?
could you not be originating?
could she not be originating?
could we not be originating?
could you not be originating?
could they not be originating? 	could I not have originated?
could you not have originated?
could she not have originated?
could we not have originated?
could you not have originated?
could they not have originated? 	could I not have been originating?
could you not have been originating?
could she not have been originating?
could we not have been originating?
could you not have been originating?
could they not have been originating?