English verb conjugation MUST FESTOON

Regular verb: festoon - festooned - festooned

Affirmation

Simple form

I must festoon
you must festoon
he must festoon
we must festoon
you must festoon
they must festoon

V-ing form

I must be festooning
you must be festooning
he must be festooning
we must be festooning
you must be festooning
they must be festooning

Perfect

I must have festooned
you must have festooned
he must have festooned
we must have festooned
you must have festooned
they must have festooned

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I festoon?
must you festoon?
must he festoon?
must we festoon?
must you festoon?
must they festoon?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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