I must besiege you must besiege she must besiege we must besiege you must besiege they must besiege
Forma con V-ing
I must be besieging you must be besieging she must be besieging we must be besieging you must be besieging they must be besieging
Perfetto
I must have besieged you must have besieged she must have besieged we must have besieged you must have besieged they must have besieged
Perfetto con V-ing
I must have been besieging you must have been besieging she must have been besieging we must have been besieging you must have been besieging they must have been besieging
Negazione
Forma semplice
I mustn't besiege you mustn't besiege she mustn't besiege we mustn't besiege you mustn't besiege they mustn't besiege
Forma con V-ing
I mustn't be besieging you mustn't be besieging she mustn't be besieging we mustn't be besieging you mustn't be besieging they mustn't be besieging
Perfetto
I mustn't have besieged you mustn't have besieged she mustn't have besieged we mustn't have besieged you mustn't have besieged they mustn't have besieged
Perfetto con V-ing
I mustn't have been besieging you mustn't have been besieging she mustn't have been besieging we mustn't have been besieging you mustn't have been besieging they mustn't have been besieging
Forma interrogativa
Forma semplice
must I besiege? must you besiege? must she besiege? must we besiege? must you besiege? must they besiege?
Forma con V-ing
must I be besieging? must you be besieging? must she be besieging? must we be besieging? must you be besieging? must they be besieging?
Perfetto
must I have besieged? must you have besieged? must she have besieged? must we have besieged? must you have besieged? must they have besieged?
Perfetto con V-ing
must I have been besieging? must you have been besieging? must she have been besieging? must we have been besieging? must you have been besieging? must they have been besieging?
Forma interro-negativa
Forma semplice
mustn't I besiege? mustn't you besiege? mustn't she besiege? mustn't we besiege? mustn't you besiege? mustn't they besiege?
Forma con V-ing
mustn't I be besieging? mustn't you be besieging? mustn't she be besieging? mustn't we be besieging? mustn't you be besieging? mustn't they be besieging?
Perfetto
mustn't I have besieged? mustn't you have besieged? mustn't she have besieged? mustn't we have besieged? mustn't you have besieged? mustn't they have besieged?
Perfetto con V-ing
mustn't I have been besieging? mustn't you have been besieging? mustn't she have been besieging? mustn't we have been besieging? mustn't you have been besieging? mustn't they have been besieging?