can bang
Regular verb: bang - banged- banged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can bang
you can bang
he can bang
we can bang
you can bang
they can bang 	I can be banging
you can be banging
he can be banging
we can be banging
you can be banging
they can be banging	I can have banged
you can have banged
he can have banged
we can have banged
you can have banged
they can have banged	I can have been banging
you can have been banging
he can have been banging
we can have been banging
you can have been banging
they can have been banging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't bang
you can't bang
he can't bang
we can't bang
you can't bang
they can't bang 	I can't be banging
you can't be banging
he can't be banging
we can't be banging
you can't be banging
they can't be banging	I can't have banged
you can't have banged
he can't have banged
we can't have banged
you can't have banged
they can't have banged	I can't have been banging
you can't have been banging
he can't have been banging
we can't have been banging
you can't have been banging
they can't have been banging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I bang?
can you bang?
can he bang?
can we bang?
can you bang?
can they bang? 	can I be banging?
can you be banging?
can he be banging?
can we be banging?
can you be banging?
can they be banging? 	can I have banged?
can you have banged?
can he have banged?
can we have banged?
can you have banged?
can they have banged? 	can I have been banging?
can you have been banging?
can he have been banging?
can we have been banging?
can you have been banging?
can they have been banging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I bang?
can't you bang?
can't he bang?
can't we bang?
can't you bang?
can't they bang? 	can't I be banging?
can't you be banging?
can't he be banging?
can't we be banging?
can't you be banging?
can't they be banging? 	can't I have banged?
can't you have banged?
can't he have banged?
can't we have banged?
can't you have banged?
can't they have banged? 	can't I have been banging?
can't you have been banging?
can't he have been banging?
can't we have been banging?
can't you have been banging?
can't they have been banging?