Conjugación del verbo inglés
COULD OBSCURE

Verbo regular: obscure - obscured - obscured

Afirmación

Forma simple	Forma con V-ing
I could obscure you could obscure he could obscure we could obscure you could obscure they could obscure	I could be obscuring you could be obscuring he could be obscuring we could be obscuring you could be obscuring they could be obscuring
Perfecto	Perfecto con V-ing
I could have obscured you could have obscured he could have obscured we could have obscured you could have obscured they could have obscured	I could have been obscuring you could have been obscuring he could have been obscuring we could have been obscuring you could have been obscuring they could have been obscuring

Negación

Forma simple	Forma con V-ing
I could not obscure you could not obscure he could not obscure we could not obscure you could not obscure they could not obscure	I could not be obscuring you could not be obscuring he could not be obscuring we could not be obscuring you could not be obscuring they could not be obscuring
Perfecto	Perfecto con V-ing
I could not have obscured you could not have obscured he could not have obscured we could not have obscured you could not have obscured they could not have obscured	I could not have been obscuring you could not have been obscuring he 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	Forma con V-ing
could I obscure? could you obscure? could he obscure? could we obscure? could you obscure? could they obscure?	could I be obscuring? could you be obscuring? could he be obscuring? could we be obscuring? could you be obscuring? could they be obscuring?
Perfecto	Perfecto con V-ing
could I have obscured? could you have obscured? could he have obscured? could we have obscured? could you have obscured? could they have obscured?	could I have been obscuring? could you have been obscuring? could he have been obscuring? could we have been obscuring? could you have been obscuring? could they have been obscuring?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not obscure? could you not obscure? could he not obscure? could we not obscure? could you not obscure? could they not obscure?	could I not be obscuring? could you not be obscuring? could he not be obscuring? could we not be obscuring? could you not be obscuring? could they not be obscuring?
Perfecto	Perfecto con V-ing
could I not have obscured? could you not have obscured? could he not have obscured? could we not have obscured? could you not have obscured? could they not have obscured?	could I not have been obscuring? could you not have been obscuring? could he not have been obscuring? could we not have been obscuring? could you not have been obscuring? could they not have been obscuring?