English verb conjugation MUST GRIDIRON

Regular verb: gridiron - gridironed - gridironed

Affirmation

Simple form

I must gridiron
you must gridiron
he must gridiron
we must gridiron
you must gridiron
they must gridiron

V-ing form

I must be gridironing
you must be gridironing
he must be gridironing
we must be gridironing
you must be gridironing
they must be gridironing

Perfect

I must have gridironed
you must have gridironed
he must have gridironed
we must have gridironed
you must have gridironed
they must have gridironed

V-ing perfect

I must have been gridironing
you must have been gridironing
he must have been gridironing
we must have been gridironing
you must have been gridironing
they must have been gridironing

Negation

Simple form

I must not gridiron
you must not gridiron
he must not gridiron
we must not gridiron
you must not gridiron
they must not gridiron

V-ing form

I must not be gridironing
you must not be gridironing
he must not be gridironing
we must not be gridironing
you must not be gridironing
they must not be gridironing

Perfect

I must not have gridironed
you must not have gridironed
he must not have gridironed
we must not have gridironed
you must not have gridironed
they must not have gridironed

V-ing perfect

I must not have been gridironing
you must not have been gridironing
he must not have been gridironing
we must not have been gridironing
you must not have been gridironing
they must not have been gridironing

Interrogative form

Simple form

must I gridiron?
must you gridiron?
must he gridiron?
must we gridiron?
must you gridiron?
must they gridiron?

V-ing form

must I be gridironing?
must you be gridironing?
must he be gridironing?
must we be gridironing?
must you be gridironing?
must they be gridironing?

Perfect

must I have gridironed?
must you have gridironed?
must he have gridironed?
must we have gridironed?
must you have gridironed?
must they have gridironed?

V-ing perfect

must I have been gridironing?
must you have been gridironing?
must he have been gridironing?
must we have been gridironing?
must you have been gridironing?
must they have been gridironing?

Interro-negative form

Simple form

must I not gridiron?
must you not gridiron?
must he not gridiron?
must we not gridiron?
must you not gridiron?
must they not gridiron?

V-ing form

must I not be gridironing?
must you not be gridironing?
must he not be gridironing?
must we not be gridironing?
must you not be gridironing?
must they not be gridironing?

Perfect

must I not have gridironed?
must you not have gridironed?
must he not have gridironed?
must we not have gridironed?
must you not have gridironed?
must they not have gridironed?

V-ing perfect

must I not have been gridironing?
must you not have been gridironing?
must he not have been gridironing?
must we not have been gridironing?
must you not have been gridironing?
must they not have been gridironing?

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