could congress
Verbo regular: congress - congressed- congressed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could congress
you could congress
he could congress
we could congress
you could congress
they could congress 	I could be congressing
you could be congressing
he could be congressing
we could be congressing
you could be congressing
they could be congressing	I could have congressed
you could have congressed
he could have congressed
we could have congressed
you could have congressed
they could have congressed	I could have been congressing
you could have been congressing
he could have been congressing
we could have been congressing
you could have been congressing
they could have been congressing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not congress
you could not congress
he could not congress
we could not congress
you could not congress
they could not congress 	I could not be congressing
you could not be congressing
he could not be congressing
we could not be congressing
you could not be congressing
they could not be congressing	I could not have congressed
you could not have congressed
he could not have congressed
we could not have congressed
you could not have congressed
they could not have congressed	I could not have been congressing
you could not have been congressing
he could not have been congressing
we could not have been congressing
you could not have been congressing
they could not have been congressing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I congress?
could you congress?
could he congress?
could we congress?
could you congress?
could they congress? 	could I be congressing?
could you be congressing?
could he be congressing?
could we be congressing?
could you be congressing?
could they be congressing? 	could I have congressed?
could you have congressed?
could he have congressed?
could we have congressed?
could you have congressed?
could they have congressed? 	could I have been congressing?
could you have been congressing?
could he have been congressing?
could we have been congressing?
could you have been congressing?
could they have been congressing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not congress?
could you not congress?
could he not congress?
could we not congress?
could you not congress?
could they not congress? 	could I not be congressing?
could you not be congressing?
could he not be congressing?
could we not be congressing?
could you not be congressing?
could they not be congressing? 	could I not have congressed?
could you not have congressed?
could he not have congressed?
could we not have congressed?
could you not have congressed?
could they not have congressed? 	could I not have been congressing?
could you not have been congressing?
could he not have been congressing?
could we not have been congressing?
could you not have been congressing?
could they not have been congressing?