English verb conjugation MUST GRAPPLE

Regular verb: grapple - grappled - grappled

Affirmation

Simple form

I must grapple
you must grapple
he must grapple
we must grapple
you must grapple
they must grapple

V-ing form

I must be grappling
you must be grappling
he must be grappling
we must be grappling
you must be grappling
they must be grappling

Perfect

I must have grappled
you must have grappled
he must have grappled
we must have grappled
you must have grappled
they must have grappled

V-ing perfect

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

Negation

Simple form

I must not grapple
you must not grapple
he must not grapple
we must not grapple
you must not grapple
they must not grapple

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I grapple?
must you grapple?
must he grapple?
must we grapple?
must you grapple?
must they grapple?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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