I must clatter you must clatter she must clatter we must clatter you must clatter they must clatter
Forma con V-ing
I must be clattering you must be clattering she must be clattering we must be clattering you must be clattering they must be clattering
Perfetto
I must have clattered you must have clattered she must have clattered we must have clattered you must have clattered they must have clattered
Perfetto con V-ing
I must have been clattering you must have been clattering she must have been clattering we must have been clattering you must have been clattering they must have been clattering
Negazione
Forma semplice
I must not clatter you must not clatter she must not clatter we must not clatter you must not clatter they must not clatter
Forma con V-ing
I must not be clattering you must not be clattering she must not be clattering we must not be clattering you must not be clattering they must not be clattering
Perfetto
I must not have clattered you must not have clattered she must not have clattered we must not have clattered you must not have clattered they must not have clattered
Perfetto con V-ing
I must not have been clattering you must not have been clattering she must not have been clattering we must not have been clattering you must not have been clattering they must not have been clattering
Forma interrogativa
Forma semplice
must I clatter? must you clatter? must she clatter? must we clatter? must you clatter? must they clatter?
Forma con V-ing
must I be clattering? must you be clattering? must she be clattering? must we be clattering? must you be clattering? must they be clattering?
Perfetto
must I have clattered? must you have clattered? must she have clattered? must we have clattered? must you have clattered? must they have clattered?
Perfetto con V-ing
must I have been clattering? must you have been clattering? must she have been clattering? must we have been clattering? must you have been clattering? must they have been clattering?
Forma interro-negativa
Forma semplice
must I not clatter? must you not clatter? must she not clatter? must we not clatter? must you not clatter? must they not clatter?
Forma con V-ing
must I not be clattering? must you not be clattering? must she not be clattering? must we not be clattering? must you not be clattering? must they not be clattering?
Perfetto
must I not have clattered? must you not have clattered? must she not have clattered? must we not have clattered? must you not have clattered? must they not have clattered?
Perfetto con V-ing
must I not have been clattering? must you not have been clattering? must she not have been clattering? must we not have been clattering? must you not have been clattering? must they not have been clattering?