English verb conjugation MUST POSTPONE

Regular verb: postpone - postponed - postponed

Affirmation

Simple form

I must postpone
you must postpone
he must postpone
we must postpone
you must postpone
they must postpone

V-ing form

I must be postponing
you must be postponing
he must be postponing
we must be postponing
you must be postponing
they must be postponing

Perfect

I must have postponed
you must have postponed
he must have postponed
we must have postponed
you must have postponed
they must have postponed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I postpone?
must you postpone?
must he postpone?
must we postpone?
must you postpone?
must they postpone?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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