can besiege
Regular verb: besiege - besieged- besieged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can besiege
you can besiege
she can besiege
we can besiege
you can besiege
they can besiege 	I can be besieging
you can be besieging
she can be besieging
we can be besieging
you can be besieging
they can be besieging	I can have besieged
you can have besieged
she can have besieged
we can have besieged
you can have besieged
they can have besieged	I can have been besieging
you can have been besieging
she can have been besieging
we can have been besieging
you can have been besieging
they can have been besieging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't besiege
you can't besiege
she can't besiege
we can't besiege
you can't besiege
they can't besiege 	I can't be besieging
you can't be besieging
she can't be besieging
we can't be besieging
you can't be besieging
they can't be besieging	I can't have besieged
you can't have besieged
she can't have besieged
we can't have besieged
you can't have besieged
they can't have besieged	I can't have been besieging
you can't have been besieging
she can't have been besieging
we can't have been besieging
you can't have been besieging
they can't have been besieging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I besiege?
can you besiege?
can she besiege?
can we besiege?
can you besiege?
can they besiege? 	can I be besieging?
can you be besieging?
can she be besieging?
can we be besieging?
can you be besieging?
can they be besieging? 	can I have besieged?
can you have besieged?
can she have besieged?
can we have besieged?
can you have besieged?
can they have besieged? 	can I have been besieging?
can you have been besieging?
can she have been besieging?
can we have been besieging?
can you have been besieging?
can they have been besieging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I besiege?
can't you besiege?
can't she besiege?
can't we besiege?
can't you besiege?
can't they besiege? 	can't I be besieging?
can't you be besieging?
can't she be besieging?
can't we be besieging?
can't you be besieging?
can't they be besieging? 	can't I have besieged?
can't you have besieged?
can't she have besieged?
can't we have besieged?
can't you have besieged?
can't they have besieged? 	can't I have been besieging?
can't you have been besieging?
can't she have been besieging?
can't we have been besieging?
can't you have been besieging?
can't they have been besieging?