can gun
Regular verb: gun - gunned- gunned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can gun
you can gun
he can gun
we can gun
you can gun
they can gun 	I can be gunning
you can be gunning
he can be gunning
we can be gunning
you can be gunning
they can be gunning	I can have gunned
you can have gunned
he can have gunned
we can have gunned
you can have gunned
they can have gunned	I can have been gunning
you can have been gunning
he can have been gunning
we can have been gunning
you can have been gunning
they can have been gunning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't gun
you can't gun
he can't gun
we can't gun
you can't gun
they can't gun 	I can't be gunning
you can't be gunning
he can't be gunning
we can't be gunning
you can't be gunning
they can't be gunning	I can't have gunned
you can't have gunned
he can't have gunned
we can't have gunned
you can't have gunned
they can't have gunned	I can't have been gunning
you can't have been gunning
he can't have been gunning
we can't have been gunning
you can't have been gunning
they can't have been gunning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I gun?
can you gun?
can he gun?
can we gun?
can you gun?
can they gun? 	can I be gunning?
can you be gunning?
can he be gunning?
can we be gunning?
can you be gunning?
can they be gunning? 	can I have gunned?
can you have gunned?
can he have gunned?
can we have gunned?
can you have gunned?
can they have gunned? 	can I have been gunning?
can you have been gunning?
can he have been gunning?
can we have been gunning?
can you have been gunning?
can they have been gunning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I gun?
can't you gun?
can't he gun?
can't we gun?
can't you gun?
can't they gun? 	can't I be gunning?
can't you be gunning?
can't he be gunning?
can't we be gunning?
can't you be gunning?
can't they be gunning? 	can't I have gunned?
can't you have gunned?
can't he have gunned?
can't we have gunned?
can't you have gunned?
can't they have gunned? 	can't I have been gunning?
can't you have been gunning?
can't he have been gunning?
can't we have been gunning?
can't you have been gunning?
can't they have been gunning?