can bunker
Regular verb: bunker - bunkered- bunkered

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

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

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

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