can slam
Regular verb: slam - slammed- slammed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can slam
you can slam
she can slam
we can slam
you can slam
they can slam 	I can be slamming
you can be slamming
she can be slamming
we can be slamming
you can be slamming
they can be slamming	I can have slammed
you can have slammed
she can have slammed
we can have slammed
you can have slammed
they can have slammed	I can have been slamming
you can have been slamming
she can have been slamming
we can have been slamming
you can have been slamming
they can have been slamming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't slam
you can't slam
she can't slam
we can't slam
you can't slam
they can't slam 	I can't be slamming
you can't be slamming
she can't be slamming
we can't be slamming
you can't be slamming
they can't be slamming	I can't have slammed
you can't have slammed
she can't have slammed
we can't have slammed
you can't have slammed
they can't have slammed	I can't have been slamming
you can't have been slamming
she can't have been slamming
we can't have been slamming
you can't have been slamming
they can't have been slamming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I slam?
can you slam?
can she slam?
can we slam?
can you slam?
can they slam? 	can I be slamming?
can you be slamming?
can she be slamming?
can we be slamming?
can you be slamming?
can they be slamming? 	can I have slammed?
can you have slammed?
can she have slammed?
can we have slammed?
can you have slammed?
can they have slammed? 	can I have been slamming?
can you have been slamming?
can she have been slamming?
can we have been slamming?
can you have been slamming?
can they have been slamming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I slam?
can't you slam?
can't she slam?
can't we slam?
can't you slam?
can't they slam? 	can't I be slamming?
can't you be slamming?
can't she be slamming?
can't we be slamming?
can't you be slamming?
can't they be slamming? 	can't I have slammed?
can't you have slammed?
can't she have slammed?
can't we have slammed?
can't you have slammed?
can't they have slammed? 	can't I have been slamming?
can't you have been slamming?
can't she have been slamming?
can't we have been slamming?
can't you have been slamming?
can't they have been slamming?