I may besiege you may besiege she may besiege we may besiege you may besiege they may besiege
V-ing form
I may be besieging you may be besieging she may be besieging we may be besieging you may be besieging they may be besieging
Perfect
I may have besieged you may have besieged she may have besieged we may have besieged you may have besieged they may have besieged
V-ing perfect
I may have been besieging you may have been besieging she may have been besieging we may have been besieging you may have been besieging they may have been besieging
Negation
Simple form
I may not besiege you may not besiege she may not besiege we may not besiege you may not besiege they may not besiege
V-ing form
I may not be besieging you may not be besieging she may not be besieging we may not be besieging you may not be besieging they may not be besieging
Perfect
I may not have besieged you may not have besieged she may not have besieged we may not have besieged you may not have besieged they may not have besieged
V-ing perfect
I may not have been besieging you may not have been besieging she may not have been besieging we may not have been besieging you may not have been besieging they may not have been besieging
Interrogative form
Simple form
may I besiege? may you besiege? may she besiege? may we besiege? may you besiege? may they besiege?
V-ing form
may I be besieging? may you be besieging? may she be besieging? may we be besieging? may you be besieging? may they be besieging?
Perfect
may I have besieged? may you have besieged? may she have besieged? may we have besieged? may you have besieged? may they have besieged?
V-ing perfect
may I have been besieging? may you have been besieging? may she have been besieging? may we have been besieging? may you have been besieging? may they have been besieging?
Interro-negative form
Simple form
may I not besiege? may you not besiege? may she not besiege? may we not besiege? may you not besiege? may they not besiege?
V-ing form
may I not be besieging? may you not be besieging? may she not be besieging? may we not be besieging? may you not be besieging? may they not be besieging?
Perfect
may I not have besieged? may you not have besieged? may she not have besieged? may we not have besieged? may you not have besieged? may they not have besieged?
V-ing perfect
may I not have been besieging? may you not have been besieging? may she not have been besieging? may we not have been besieging? may you not have been besieging? may they not have been besieging?