English verb conjugation
MUST BESIEGE

Regular verb: besiege - besieged - besieged

Affirmation

Simple form	V-ing form
I must besiege you must besiege he must besiege we must besiege you must besiege they must besiege	I must be besieging you must be besieging he must be besieging we must be besieging you must be besieging they must be besieging
Perfect	V-ing perfect
I must have besieged you must have besieged he must have besieged we must have besieged you must have besieged they must have besieged	I must have been besieging you must have been besieging he must have been besieging we must have been besieging you must have been besieging they must have been besieging

Negation

Simple form	V-ing form
I mustn't besiege you mustn't besiege he mustn't besiege we mustn't besiege you mustn't besiege they mustn't besiege	I mustn't be besieging you mustn't be besieging he mustn't be besieging we mustn't be besieging you mustn't be besieging they mustn't be besieging
Perfect	V-ing perfect
I mustn't have besieged you mustn't have besieged he mustn't have besieged we mustn't have besieged you mustn't have besieged they mustn't have besieged	I mustn't have been besieging you mustn't have been besieging he mustn't have been besieging we mustn't have been besieging you mustn't have been besieging they mustn't have been besieging

Interrogative form

Simple form	V-ing form
must I besiege? must you besiege? must he besiege? must we besiege? must you besiege? must they besiege?	must I be besieging? must you be besieging? must he be besieging? must we be besieging? must you be besieging? must they be besieging?
Perfect	V-ing perfect
must I have besieged? must you have besieged? must he have besieged? must we have besieged? must you have besieged? must they have besieged?	must I have been besieging? must you have been besieging? must he have been besieging? must we have been besieging? must you have been besieging? must they have been besieging?

Interro-negative form

Simple form	V-ing form
mustn't I besiege? mustn't you besiege? mustn't he besiege? mustn't we besiege? mustn't you besiege? mustn't they besiege?	mustn't I be besieging? mustn't you be besieging? mustn't he be besieging? mustn't we be besieging? mustn't you be besieging? mustn't they be besieging?
Perfect	V-ing perfect
mustn't I have besieged? mustn't you have besieged? mustn't he have besieged? mustn't we have besieged? mustn't you have besieged? mustn't they have besieged?	mustn't I have been besieging? mustn't you have been besieging? mustn't he have been besieging? mustn't we have been besieging? mustn't you have been besieging? mustn't they have been besieging?