English verb conjugation MUST DEVITRIFY

Regular verb: devitrify - devitrified - devitrified

Affirmation

Simple form

I must devitrify
you must devitrify
he must devitrify
we must devitrify
you must devitrify
they must devitrify

V-ing form

I must be devitrifying
you must be devitrifying
he must be devitrifying
we must be devitrifying
you must be devitrifying
they must be devitrifying

Perfect

I must have devitrified
you must have devitrified
he must have devitrified
we must have devitrified
you must have devitrified
they must have devitrified

V-ing perfect

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

Negation

Simple form

I mustn't devitrify
you mustn't devitrify
he mustn't devitrify
we mustn't devitrify
you mustn't devitrify
they mustn't devitrify

V-ing form

I mustn't be devitrifying
you mustn't be devitrifying
he mustn't be devitrifying
we mustn't be devitrifying
you mustn't be devitrifying
they mustn't be devitrifying

Perfect

I mustn't have devitrified
you mustn't have devitrified
he mustn't have devitrified
we mustn't have devitrified
you mustn't have devitrified
they mustn't have devitrified

V-ing perfect

I mustn't have been devitrifying
you mustn't have been devitrifying
he mustn't have been devitrifying
we mustn't have been devitrifying
you mustn't have been devitrifying
they mustn't have been devitrifying

Interrogative form

Simple form

must I devitrify?
must you devitrify?
must he devitrify?
must we devitrify?
must you devitrify?
must they devitrify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I devitrify?
mustn't you devitrify?
mustn't he devitrify?
mustn't we devitrify?
mustn't you devitrify?
mustn't they devitrify?

V-ing form

mustn't I be devitrifying?
mustn't you be devitrifying?
mustn't he be devitrifying?
mustn't we be devitrifying?
mustn't you be devitrifying?
mustn't they be devitrifying?

Perfect

mustn't I have devitrified?
mustn't you have devitrified?
mustn't he have devitrified?
mustn't we have devitrified?
mustn't you have devitrified?
mustn't they have devitrified?

V-ing perfect

mustn't I have been devitrifying?
mustn't you have been devitrifying?
mustn't he have been devitrifying?
mustn't we have been devitrifying?
mustn't you have been devitrifying?
mustn't they have been devitrifying?

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