English verb conjugation MUST SLEEP

Irregular verb: sleep - slept - slept


Affirmation

Simple form

I must sleep
you must sleep
he must sleep
we must sleep
you must sleep
they must sleep

V-ing form

I must be sleeping
you must be sleeping
he must be sleeping
we must be sleeping
you must be sleeping
they must be sleeping

Perfect

I must have slept
you must have slept
he must have slept
we must have slept
you must have slept
they must have slept

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I sleep?
must you sleep?
must he sleep?
must we sleep?
must you sleep?
must they sleep?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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