can sled
Regular verb: sled - sleded- sleded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can sled
you can sled
she can sled
we can sled
you can sled
they can sled 	I can be sleding
you can be sleding
she can be sleding
we can be sleding
you can be sleding
they can be sleding	I can have sleded
you can have sleded
she can have sleded
we can have sleded
you can have sleded
they can have sleded	I can have been sleding
you can have been sleding
she can have been sleding
we can have been sleding
you can have been sleding
they can have been sleding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't sled
you can't sled
she can't sled
we can't sled
you can't sled
they can't sled 	I can't be sleding
you can't be sleding
she can't be sleding
we can't be sleding
you can't be sleding
they can't be sleding	I can't have sleded
you can't have sleded
she can't have sleded
we can't have sleded
you can't have sleded
they can't have sleded	I can't have been sleding
you can't have been sleding
she can't have been sleding
we can't have been sleding
you can't have been sleding
they can't have been sleding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I sled?
can you sled?
can she sled?
can we sled?
can you sled?
can they sled? 	can I be sleding?
can you be sleding?
can she be sleding?
can we be sleding?
can you be sleding?
can they be sleding? 	can I have sleded?
can you have sleded?
can she have sleded?
can we have sleded?
can you have sleded?
can they have sleded? 	can I have been sleding?
can you have been sleding?
can she have been sleding?
can we have been sleding?
can you have been sleding?
can they have been sleding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I sled?
can't you sled?
can't she sled?
can't we sled?
can't you sled?
can't they sled? 	can't I be sleding?
can't you be sleding?
can't she be sleding?
can't we be sleding?
can't you be sleding?
can't they be sleding? 	can't I have sleded?
can't you have sleded?
can't she have sleded?
can't we have sleded?
can't you have sleded?
can't they have sleded? 	can't I have been sleding?
can't you have been sleding?
can't she have been sleding?
can't we have been sleding?
can't you have been sleding?
can't they have been sleding?