English verb conjugation MUST MYSTIFY

Regular verb: mystify - mystified - mystified

Affirmation

Simple form

I must mystify
you must mystify
he must mystify
we must mystify
you must mystify
they must mystify

V-ing form

I must be mystifying
you must be mystifying
he must be mystifying
we must be mystifying
you must be mystifying
they must be mystifying

Perfect

I must have mystified
you must have mystified
he must have mystified
we must have mystified
you must have mystified
they must have mystified

V-ing perfect

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

Negation

Simple form

I must not mystify
you must not mystify
he must not mystify
we must not mystify
you must not mystify
they must not mystify

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I mystify?
must you mystify?
must he mystify?
must we mystify?
must you mystify?
must they mystify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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