could vitalize
Verbo regular: vitalize - vitalized- vitalized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could vitalize
you could vitalize
he could vitalize
we could vitalize
you could vitalize
they could vitalize 	I could be vitalizing
you could be vitalizing
he could be vitalizing
we could be vitalizing
you could be vitalizing
they could be vitalizing	I could have vitalized
you could have vitalized
he could have vitalized
we could have vitalized
you could have vitalized
they could have vitalized	I could have been vitalizing
you could have been vitalizing
he could have been vitalizing
we could have been vitalizing
you could have been vitalizing
they could have been vitalizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not vitalize
you could not vitalize
he could not vitalize
we could not vitalize
you could not vitalize
they could not vitalize 	I could not be vitalizing
you could not be vitalizing
he could not be vitalizing
we could not be vitalizing
you could not be vitalizing
they could not be vitalizing	I could not have vitalized
you could not have vitalized
he could not have vitalized
we could not have vitalized
you could not have vitalized
they could not have vitalized	I could not have been vitalizing
you could not have been vitalizing
he could not have been vitalizing
we could not have been vitalizing
you could not have been vitalizing
they could not have been vitalizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I vitalize?
could you vitalize?
could he vitalize?
could we vitalize?
could you vitalize?
could they vitalize? 	could I be vitalizing?
could you be vitalizing?
could he be vitalizing?
could we be vitalizing?
could you be vitalizing?
could they be vitalizing? 	could I have vitalized?
could you have vitalized?
could he have vitalized?
could we have vitalized?
could you have vitalized?
could they have vitalized? 	could I have been vitalizing?
could you have been vitalizing?
could he have been vitalizing?
could we have been vitalizing?
could you have been vitalizing?
could they have been vitalizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not vitalize?
could you not vitalize?
could he not vitalize?
could we not vitalize?
could you not vitalize?
could they not vitalize? 	could I not be vitalizing?
could you not be vitalizing?
could he not be vitalizing?
could we not be vitalizing?
could you not be vitalizing?
could they not be vitalizing? 	could I not have vitalized?
could you not have vitalized?
could he not have vitalized?
could we not have vitalized?
could you not have vitalized?
could they not have vitalized? 	could I not have been vitalizing?
could you not have been vitalizing?
could he not have been vitalizing?
could we not have been vitalizing?
could you not have been vitalizing?
could they not have been vitalizing?