English verb conjugation MUST ROISTER

Regular verb: roister - roistered - roistered

Affirmation

Simple form

I must roister
you must roister
he must roister
we must roister
you must roister
they must roister

V-ing form

I must be roistering
you must be roistering
he must be roistering
we must be roistering
you must be roistering
they must be roistering

Perfect

I must have roistered
you must have roistered
he must have roistered
we must have roistered
you must have roistered
they must have roistered

V-ing perfect

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

Negation

Simple form

I must not roister
you must not roister
he must not roister
we must not roister
you must not roister
they must not roister

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I roister?
must you roister?
must he roister?
must we roister?
must you roister?
must they roister?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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