I could obscure you could obscure she could obscure we could obscure you could obscure they could obscure
Forma con V-ing
I could be obscuring you could be obscuring she could be obscuring we could be obscuring you could be obscuring they could be obscuring
Perfecto
I could have obscured you could have obscured she could have obscured we could have obscured you could have obscured they could have obscured
Perfecto con V-ing
I could have been obscuring you could have been obscuring she could have been obscuring we could have been obscuring you could have been obscuring they could have been obscuring
Negación
Forma simple
I could not obscure you could not obscure she could not obscure we could not obscure you could not obscure they could not obscure
Forma con V-ing
I could not be obscuring you could not be obscuring she could not be obscuring we could not be obscuring you could not be obscuring they could not be obscuring
Perfecto
I could not have obscured you could not have obscured she could not have obscured we could not have obscured you could not have obscured they could not have obscured
Perfecto con V-ing
I could not have been obscuring you could not have been obscuring she could not have been obscuring we could not have been obscuring you could not have been obscuring they could not have been obscuring
Forma interrogativa
Forma simple
could I obscure? could you obscure? could she obscure? could we obscure? could you obscure? could they obscure?
Forma con V-ing
could I be obscuring? could you be obscuring? could she be obscuring? could we be obscuring? could you be obscuring? could they be obscuring?
Perfecto
could I have obscured? could you have obscured? could she have obscured? could we have obscured? could you have obscured? could they have obscured?
Perfecto con V-ing
could I have been obscuring? could you have been obscuring? could she have been obscuring? could we have been obscuring? could you have been obscuring? could they have been obscuring?
Forma interro-negativa
Forma simple
could I not obscure? could you not obscure? could she not obscure? could we not obscure? could you not obscure? could they not obscure?
Forma con V-ing
could I not be obscuring? could you not be obscuring? could she not be obscuring? could we not be obscuring? could you not be obscuring? could they not be obscuring?
Perfecto
could I not have obscured? could you not have obscured? could she not have obscured? could we not have obscured? could you not have obscured? could they not have obscured?
Perfecto con V-ing
could I not have been obscuring? could you not have been obscuring? could she not have been obscuring? could we not have been obscuring? could you not have been obscuring? could they not have been obscuring?