could fraternize
Verbo regular: fraternize - fraternized- fraternized

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could fraternize
you could fraternize
she could fraternize
we could fraternize
you could fraternize
they could fraternize 	I could be fraternizing
you could be fraternizing
she could be fraternizing
we could be fraternizing
you could be fraternizing
they could be fraternizing	I could have fraternized
you could have fraternized
she could have fraternized
we could have fraternized
you could have fraternized
they could have fraternized	I could have been fraternizing
you could have been fraternizing
she could have been fraternizing
we could have been fraternizing
you could have been fraternizing
they could have been fraternizing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not fraternize
you could not fraternize
she could not fraternize
we could not fraternize
you could not fraternize
they could not fraternize 	I could not be fraternizing
you could not be fraternizing
she could not be fraternizing
we could not be fraternizing
you could not be fraternizing
they could not be fraternizing	I could not have fraternized
you could not have fraternized
she could not have fraternized
we could not have fraternized
you could not have fraternized
they could not have fraternized	I could not have been fraternizing
you could not have been fraternizing
she could not have been fraternizing
we could not have been fraternizing
you could not have been fraternizing
they could not have been fraternizing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I fraternize?
could you fraternize?
could she fraternize?
could we fraternize?
could you fraternize?
could they fraternize? 	could I be fraternizing?
could you be fraternizing?
could she be fraternizing?
could we be fraternizing?
could you be fraternizing?
could they be fraternizing? 	could I have fraternized?
could you have fraternized?
could she have fraternized?
could we have fraternized?
could you have fraternized?
could they have fraternized? 	could I have been fraternizing?
could you have been fraternizing?
could she have been fraternizing?
could we have been fraternizing?
could you have been fraternizing?
could they have been fraternizing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not fraternize?
could you not fraternize?
could she not fraternize?
could we not fraternize?
could you not fraternize?
could they not fraternize? 	could I not be fraternizing?
could you not be fraternizing?
could she not be fraternizing?
could we not be fraternizing?
could you not be fraternizing?
could they not be fraternizing? 	could I not have fraternized?
could you not have fraternized?
could she not have fraternized?
could we not have fraternized?
could you not have fraternized?
could they not have fraternized? 	could I not have been fraternizing?
could you not have been fraternizing?
could she not have been fraternizing?
could we not have been fraternizing?
could you not have been fraternizing?
could they not have been fraternizing?