I must sleep you must sleep he must sleep we must sleep you must sleep they must sleep
Forma con V-ing
I must be sleeping you must be sleeping he must be sleeping we must be sleeping you must be sleeping they must be sleeping
Perfetto
I must have slept you must have slept he must have slept we must have slept you must have slept they must have slept
Perfetto con V-ing
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
Negazione
Forma semplice
I must not sleep you must not sleep he must not sleep we must not sleep you must not sleep they must not sleep
Forma con V-ing
I must not be sleeping you must not be sleeping he must not be sleeping we must not be sleeping you must not be sleeping they must not be sleeping
Perfetto
I must not have slept you must not have slept he must not have slept we must not have slept you must not have slept they must not have slept
Perfetto con V-ing
I must not have been sleeping you must not have been sleeping he must not have been sleeping we must not have been sleeping you must not have been sleeping they must not have been sleeping
Forma interrogativa
Forma semplice
must I sleep? must you sleep? must he sleep? must we sleep? must you sleep? must they sleep?
Forma con V-ing
must I be sleeping? must you be sleeping? must he be sleeping? must we be sleeping? must you be sleeping? must they be sleeping?
Perfetto
must I have slept? must you have slept? must he have slept? must we have slept? must you have slept? must they have slept?
Perfetto con V-ing
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?
Forma interro-negativa
Forma semplice
must I not sleep? must you not sleep? must he not sleep? must we not sleep? must you not sleep? must they not sleep?
Forma con V-ing
must I not be sleeping? must you not be sleeping? must he not be sleeping? must we not be sleeping? must you not be sleeping? must they not be sleeping?
Perfetto
must I not have slept? must you not have slept? must he not have slept? must we not have slept? must you not have slept? must they not have slept?
Perfetto con V-ing
must I not have been sleeping? must you not have been sleeping? must he not have been sleeping? must we not have been sleeping? must you not have been sleeping? must they not have been sleeping?