English verb conjugation MUST GAIN

Regular verb: gain - gained - gained

Affirmation

Simple form

I must gain
you must gain
she must gain
we must gain
you must gain
they must gain

V-ing form

I must be gaining
you must be gaining
she must be gaining
we must be gaining
you must be gaining
they must be gaining

Perfect

I must have gained
you must have gained
she must have gained
we must have gained
you must have gained
they must have gained

V-ing perfect

I must have been gaining
you must have been gaining
she must have been gaining
we must have been gaining
you must have been gaining
they must have been gaining

Negation

Simple form

I must not gain
you must not gain
she must not gain
we must not gain
you must not gain
they must not gain

V-ing form

I must not be gaining
you must not be gaining
she must not be gaining
we must not be gaining
you must not be gaining
they must not be gaining

Perfect

I must not have gained
you must not have gained
she must not have gained
we must not have gained
you must not have gained
they must not have gained

V-ing perfect

I must not have been gaining
you must not have been gaining
she must not have been gaining
we must not have been gaining
you must not have been gaining
they must not have been gaining

Interrogative form

Simple form

must I gain?
must you gain?
must she gain?
must we gain?
must you gain?
must they gain?

V-ing form

must I be gaining?
must you be gaining?
must she be gaining?
must we be gaining?
must you be gaining?
must they be gaining?

Perfect

must I have gained?
must you have gained?
must she have gained?
must we have gained?
must you have gained?
must they have gained?

V-ing perfect

must I have been gaining?
must you have been gaining?
must she have been gaining?
must we have been gaining?
must you have been gaining?
must they have been gaining?

Interro-negative form

Simple form

must I not gain?
must you not gain?
must she not gain?
must we not gain?
must you not gain?
must they not gain?

V-ing form

must I not be gaining?
must you not be gaining?
must she not be gaining?
must we not be gaining?
must you not be gaining?
must they not be gaining?

Perfect

must I not have gained?
must you not have gained?
must she not have gained?
must we not have gained?
must you not have gained?
must they not have gained?

V-ing perfect

must I not have been gaining?
must you not have been gaining?
must she not have been gaining?
must we not have been gaining?
must you not have been gaining?
must they not have been gaining?

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