English verb conjugation COULD SUBVENE

Regular verb: subvene - subvened - subvened

Affirmation

Simple form

I could subvene
you could subvene
she could subvene
we could subvene
you could subvene
they could subvene

V-ing form

I could be subvening
you could be subvening
she could be subvening
we could be subvening
you could be subvening
they could be subvening

Perfect

I could have subvened
you could have subvened
she could have subvened
we could have subvened
you could have subvened
they could have subvened

V-ing perfect

I could have been subvening
you could have been subvening
she could have been subvening
we could have been subvening
you could have been subvening
they could have been subvening

Negation

Simple form

I could not subvene
you could not subvene
she could not subvene
we could not subvene
you could not subvene
they could not subvene

V-ing form

I could not be subvening
you could not be subvening
she could not be subvening
we could not be subvening
you could not be subvening
they could not be subvening

Perfect

I could not have subvened
you could not have subvened
she could not have subvened
we could not have subvened
you could not have subvened
they could not have subvened

V-ing perfect

I could not have been subvening
you could not have been subvening
she could not have been subvening
we could not have been subvening
you could not have been subvening
they could not have been subvening

Interrogative form

Simple form

could I subvene?
could you subvene?
could she subvene?
could we subvene?
could you subvene?
could they subvene?

V-ing form

could I be subvening?
could you be subvening?
could she be subvening?
could we be subvening?
could you be subvening?
could they be subvening?

Perfect

could I have subvened?
could you have subvened?
could she have subvened?
could we have subvened?
could you have subvened?
could they have subvened?

V-ing perfect

could I have been subvening?
could you have been subvening?
could she have been subvening?
could we have been subvening?
could you have been subvening?
could they have been subvening?

Interro-negative form

Simple form

could I not subvene?
could you not subvene?
could she not subvene?
could we not subvene?
could you not subvene?
could they not subvene?

V-ing form

could I not be subvening?
could you not be subvening?
could she not be subvening?
could we not be subvening?
could you not be subvening?
could they not be subvening?

Perfect

could I not have subvened?
could you not have subvened?
could she not have subvened?
could we not have subvened?
could you not have subvened?
could they not have subvened?

V-ing perfect

could I not have been subvening?
could you not have been subvening?
could she not have been subvening?
could we not have been subvening?
could you not have been subvening?
could they not have been subvening?

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