English verb conjugation MUST SLUMBER

Regular verb: slumber - slumbered - slumbered

Affirmation

Simple form

I must slumber
you must slumber
he must slumber
we must slumber
you must slumber
they must slumber

V-ing form

I must be slumbering
you must be slumbering
he must be slumbering
we must be slumbering
you must be slumbering
they must be slumbering

Perfect

I must have slumbered
you must have slumbered
he must have slumbered
we must have slumbered
you must have slumbered
they must have slumbered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I slumber?
must you slumber?
must he slumber?
must we slumber?
must you slumber?
must they slumber?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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