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 cannot gun
you cannot gun
he cannot gun
we cannot gun
you cannot gun
they cannot gun 	I cannot be gunning
you cannot be gunning
he cannot be gunning
we cannot be gunning
you cannot be gunning
they cannot be gunning	I cannot have gunned
you cannot have gunned
he cannot have gunned
we cannot have gunned
you cannot have gunned
they cannot have gunned	I cannot have been gunning
you cannot have been gunning
he cannot have been gunning
we cannot have been gunning
you cannot have been gunning
they cannot 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 I not gun?
can you not gun?
can he not gun?
can we not gun?
can you not gun?
can they not gun? 	can I not be gunning?
can you not be gunning?
can he not be gunning?
can we not be gunning?
can you not be gunning?
can they not be gunning? 	can I not have gunned?
can you not have gunned?
can he not have gunned?
can we not have gunned?
can you not have gunned?
can they not have gunned? 	can I not have been gunning?
can you not have been gunning?
can he not have been gunning?
can we not have been gunning?
can you not have been gunning?
can they not have been gunning?