English verb conjugation MUST DECAFFEINATE

Regular verb: decaffeinate - decaffeinated - decaffeinated

Affirmation

Simple form

I must decaffeinate
you must decaffeinate
he must decaffeinate
we must decaffeinate
you must decaffeinate
they must decaffeinate

V-ing form

I must be decaffeinating
you must be decaffeinating
he must be decaffeinating
we must be decaffeinating
you must be decaffeinating
they must be decaffeinating

Perfect

I must have decaffeinated
you must have decaffeinated
he must have decaffeinated
we must have decaffeinated
you must have decaffeinated
they must have decaffeinated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I decaffeinate?
must you decaffeinate?
must he decaffeinate?
must we decaffeinate?
must you decaffeinate?
must they decaffeinate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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