could passivize
Verbo regular: passivize - passivized- passivized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could passivize
you could passivize
he could passivize
we could passivize
you could passivize
they could passivize 	I could be passivizing
you could be passivizing
he could be passivizing
we could be passivizing
you could be passivizing
they could be passivizing	I could have passivized
you could have passivized
he could have passivized
we could have passivized
you could have passivized
they could have passivized	I could have been passivizing
you could have been passivizing
he could have been passivizing
we could have been passivizing
you could have been passivizing
they could have been passivizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not passivize
you could not passivize
he could not passivize
we could not passivize
you could not passivize
they could not passivize 	I could not be passivizing
you could not be passivizing
he could not be passivizing
we could not be passivizing
you could not be passivizing
they could not be passivizing	I could not have passivized
you could not have passivized
he could not have passivized
we could not have passivized
you could not have passivized
they could not have passivized	I could not have been passivizing
you could not have been passivizing
he could not have been passivizing
we could not have been passivizing
you could not have been passivizing
they could not have been passivizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I passivize?
could you passivize?
could he passivize?
could we passivize?
could you passivize?
could they passivize? 	could I be passivizing?
could you be passivizing?
could he be passivizing?
could we be passivizing?
could you be passivizing?
could they be passivizing? 	could I have passivized?
could you have passivized?
could he have passivized?
could we have passivized?
could you have passivized?
could they have passivized? 	could I have been passivizing?
could you have been passivizing?
could he have been passivizing?
could we have been passivizing?
could you have been passivizing?
could they have been passivizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not passivize?
could you not passivize?
could he not passivize?
could we not passivize?
could you not passivize?
could they not passivize? 	could I not be passivizing?
could you not be passivizing?
could he not be passivizing?
could we not be passivizing?
could you not be passivizing?
could they not be passivizing? 	could I not have passivized?
could you not have passivized?
could he not have passivized?
could we not have passivized?
could you not have passivized?
could they not have passivized? 	could I not have been passivizing?
could you not have been passivizing?
could he not have been passivizing?
could we not have been passivizing?
could you not have been passivizing?
could they not have been passivizing?