could marginate
Verbo regular: marginate - marginated- marginated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could marginate
you could marginate
he could marginate
we could marginate
you could marginate
they could marginate 	I could be marginating
you could be marginating
he could be marginating
we could be marginating
you could be marginating
they could be marginating	I could have marginated
you could have marginated
he could have marginated
we could have marginated
you could have marginated
they could have marginated	I could have been marginating
you could have been marginating
he could have been marginating
we could have been marginating
you could have been marginating
they could have been marginating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not marginate
you could not marginate
he could not marginate
we could not marginate
you could not marginate
they could not marginate 	I could not be marginating
you could not be marginating
he could not be marginating
we could not be marginating
you could not be marginating
they could not be marginating	I could not have marginated
you could not have marginated
he could not have marginated
we could not have marginated
you could not have marginated
they could not have marginated	I could not have been marginating
you could not have been marginating
he could not have been marginating
we could not have been marginating
you could not have been marginating
they could not have been marginating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I marginate?
could you marginate?
could he marginate?
could we marginate?
could you marginate?
could they marginate? 	could I be marginating?
could you be marginating?
could he be marginating?
could we be marginating?
could you be marginating?
could they be marginating? 	could I have marginated?
could you have marginated?
could he have marginated?
could we have marginated?
could you have marginated?
could they have marginated? 	could I have been marginating?
could you have been marginating?
could he have been marginating?
could we have been marginating?
could you have been marginating?
could they have been marginating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not marginate?
could you not marginate?
could he not marginate?
could we not marginate?
could you not marginate?
could they not marginate? 	could I not be marginating?
could you not be marginating?
could he not be marginating?
could we not be marginating?
could you not be marginating?
could they not be marginating? 	could I not have marginated?
could you not have marginated?
could he not have marginated?
could we not have marginated?
could you not have marginated?
could they not have marginated? 	could I not have been marginating?
could you not have been marginating?
could he not have been marginating?
could we not have been marginating?
could you not have been marginating?
could they not have been marginating?