English verb conjugation MUST VIVIFY

Regular verb: vivify - vivified - vivified

Affirmation

Simple form

I must vivify
you must vivify
he must vivify
we must vivify
you must vivify
they must vivify

V-ing form

I must be vivifying
you must be vivifying
he must be vivifying
we must be vivifying
you must be vivifying
they must be vivifying

Perfect

I must have vivified
you must have vivified
he must have vivified
we must have vivified
you must have vivified
they must have vivified

V-ing perfect

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

Negation

Simple form

I must not vivify
you must not vivify
he must not vivify
we must not vivify
you must not vivify
they must not vivify

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I vivify?
must you vivify?
must he vivify?
must we vivify?
must you vivify?
must they vivify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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