English verb conjugation MUST INFORM

Regular verb: inform - informed - informed

Affirmation

Simple form

I must inform
you must inform
he must inform
we must inform
you must inform
they must inform

V-ing form

I must be informing
you must be informing
he must be informing
we must be informing
you must be informing
they must be informing

Perfect

I must have informed
you must have informed
he must have informed
we must have informed
you must have informed
they must have informed

V-ing perfect

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

Negation

Simple form

I must not inform
you must not inform
he must not inform
we must not inform
you must not inform
they must not inform

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I inform?
must you inform?
must he inform?
must we inform?
must you inform?
must they inform?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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