could immaterialize
Verbo regular: immaterialize - immaterialized- immaterialized

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could immaterialize
you could immaterialize
she could immaterialize
we could immaterialize
you could immaterialize
they could immaterialize 	I could be immaterializing
you could be immaterializing
she could be immaterializing
we could be immaterializing
you could be immaterializing
they could be immaterializing	I could have immaterialized
you could have immaterialized
she could have immaterialized
we could have immaterialized
you could have immaterialized
they could have immaterialized	I could have been immaterializing
you could have been immaterializing
she could have been immaterializing
we could have been immaterializing
you could have been immaterializing
they could have been immaterializing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not immaterialize
you could not immaterialize
she could not immaterialize
we could not immaterialize
you could not immaterialize
they could not immaterialize 	I could not be immaterializing
you could not be immaterializing
she could not be immaterializing
we could not be immaterializing
you could not be immaterializing
they could not be immaterializing	I could not have immaterialized
you could not have immaterialized
she could not have immaterialized
we could not have immaterialized
you could not have immaterialized
they could not have immaterialized	I could not have been immaterializing
you could not have been immaterializing
she could not have been immaterializing
we could not have been immaterializing
you could not have been immaterializing
they could not have been immaterializing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I immaterialize?
could you immaterialize?
could she immaterialize?
could we immaterialize?
could you immaterialize?
could they immaterialize? 	could I be immaterializing?
could you be immaterializing?
could she be immaterializing?
could we be immaterializing?
could you be immaterializing?
could they be immaterializing? 	could I have immaterialized?
could you have immaterialized?
could she have immaterialized?
could we have immaterialized?
could you have immaterialized?
could they have immaterialized? 	could I have been immaterializing?
could you have been immaterializing?
could she have been immaterializing?
could we have been immaterializing?
could you have been immaterializing?
could they have been immaterializing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not immaterialize?
could you not immaterialize?
could she not immaterialize?
could we not immaterialize?
could you not immaterialize?
could they not immaterialize? 	could I not be immaterializing?
could you not be immaterializing?
could she not be immaterializing?
could we not be immaterializing?
could you not be immaterializing?
could they not be immaterializing? 	could I not have immaterialized?
could you not have immaterialized?
could she not have immaterialized?
could we not have immaterialized?
could you not have immaterialized?
could they not have immaterialized? 	could I not have been immaterializing?
could you not have been immaterializing?
could she not have been immaterializing?
could we not have been immaterializing?
could you not have been immaterializing?
could they not have been immaterializing?