English verb conjugation COULD OBSCURE

Regular verb: obscure - obscured - obscured

Affirmation

Simple form

I could obscure
you could obscure
he could obscure
we could obscure
you could obscure
they could obscure

V-ing form

I could be obscuring
you could be obscuring
he could be obscuring
we could be obscuring
you could be obscuring
they could be obscuring

Perfect

I could have obscured
you could have obscured
he could have obscured
we could have obscured
you could have obscured
they could have obscured

V-ing perfect

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

Negation

Simple form

I could not obscure
you could not obscure
he could not obscure
we could not obscure
you could not obscure
they could not obscure

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I obscure?
could you obscure?
could he obscure?
could we obscure?
could you obscure?
could they obscure?

V-ing form

could I be obscuring?
could you be obscuring?
could he be obscuring?
could we be obscuring?
could you be obscuring?
could they be obscuring?

Perfect

could I have obscured?
could you have obscured?
could he have obscured?
could we have obscured?
could you have obscured?
could they have obscured?

V-ing perfect

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?

Interro-negative form

Simple form

could I not obscure?
could you not obscure?
could he not obscure?
could we not obscure?
could you not obscure?
could they not obscure?

V-ing form

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?

Perfect

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?

V-ing perfect

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?

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