English verb conjugation MUST MESS

Regular verb: mess - messed - messed

Affirmation

Simple form

I must mess
you must mess
he must mess
we must mess
you must mess
they must mess

V-ing form

I must be messing
you must be messing
he must be messing
we must be messing
you must be messing
they must be messing

Perfect

I must have messed
you must have messed
he must have messed
we must have messed
you must have messed
they must have messed

V-ing perfect

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

Negation

Simple form

I must not mess
you must not mess
he must not mess
we must not mess
you must not mess
they must not mess

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I mess?
must you mess?
must he mess?
must we mess?
must you mess?
must they mess?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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