English verb conjugation MUST IRIS

Regular verb: iris - irised - irised

Affirmation

Simple form

I must iris
you must iris
he must iris
we must iris
you must iris
they must iris

V-ing form

I must be irising
you must be irising
he must be irising
we must be irising
you must be irising
they must be irising

Perfect

I must have irised
you must have irised
he must have irised
we must have irised
you must have irised
they must have irised

V-ing perfect

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

Negation

Simple form

I must not iris
you must not iris
he must not iris
we must not iris
you must not iris
they must not iris

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I iris?
must you iris?
must he iris?
must we iris?
must you iris?
must they iris?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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