must bunker
Regular verb: bunker - bunkered- bunkered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must bunker
you must bunker
he must bunker
we must bunker
you must bunker
they must bunker 	I must be bunkering
you must be bunkering
he must be bunkering
we must be bunkering
you must be bunkering
they must be bunkering	I must have bunkered
you must have bunkered
he must have bunkered
we must have bunkered
you must have bunkered
they must have bunkered	I must have been bunkering
you must have been bunkering
he must have been bunkering
we must have been bunkering
you must have been bunkering
they must have been bunkering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't bunker
you mustn't bunker
he mustn't bunker
we mustn't bunker
you mustn't bunker
they mustn't bunker 	I mustn't be bunkering
you mustn't be bunkering
he mustn't be bunkering
we mustn't be bunkering
you mustn't be bunkering
they mustn't be bunkering	I mustn't have bunkered
you mustn't have bunkered
he mustn't have bunkered
we mustn't have bunkered
you mustn't have bunkered
they mustn't have bunkered	I mustn't have been bunkering
you mustn't have been bunkering
he mustn't have been bunkering
we mustn't have been bunkering
you mustn't have been bunkering
they mustn't have been bunkering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I bunker?
must you bunker?
must he bunker?
must we bunker?
must you bunker?
must they bunker? 	must I be bunkering?
must you be bunkering?
must he be bunkering?
must we be bunkering?
must you be bunkering?
must they be bunkering? 	must I have bunkered?
must you have bunkered?
must he have bunkered?
must we have bunkered?
must you have bunkered?
must they have bunkered? 	must I have been bunkering?
must you have been bunkering?
must he have been bunkering?
must we have been bunkering?
must you have been bunkering?
must they have been bunkering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I bunker?
mustn't you bunker?
mustn't he bunker?
mustn't we bunker?
mustn't you bunker?
mustn't they bunker? 	mustn't I be bunkering?
mustn't you be bunkering?
mustn't he be bunkering?
mustn't we be bunkering?
mustn't you be bunkering?
mustn't they be bunkering? 	mustn't I have bunkered?
mustn't you have bunkered?
mustn't he have bunkered?
mustn't we have bunkered?
mustn't you have bunkered?
mustn't they have bunkered? 	mustn't I have been bunkering?
mustn't you have been bunkering?
mustn't he have been bunkering?
mustn't we have been bunkering?
mustn't you have been bunkering?
mustn't they have been bunkering?