English verb conjugation MUST WHIRL

Regular verb: whirl - whirled - whirled

Affirmation

Simple form

I must whirl
you must whirl
he must whirl
we must whirl
you must whirl
they must whirl

V-ing form

I must be whirling
you must be whirling
he must be whirling
we must be whirling
you must be whirling
they must be whirling

Perfect

I must have whirled
you must have whirled
he must have whirled
we must have whirled
you must have whirled
they must have whirled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I whirl?
must you whirl?
must he whirl?
must we whirl?
must you whirl?
must they whirl?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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