English verb conjugation
CAN SLED

Regular verb: sled - sleded - sleded

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
I cannot sled you cannot sled she cannot sled we cannot sled you cannot sled they cannot sled	I cannot be sleding you cannot be sleding she cannot be sleding we cannot be sleding you cannot be sleding they cannot be sleding
Perfect	V-ing perfect
I cannot have sleded you cannot have sleded she cannot have sleded we cannot have sleded you cannot have sleded they cannot have sleded	I cannot have been sleding you cannot have been sleding she cannot have been sleding we cannot have been sleding you cannot have been sleding they cannot have been sleding

Interrogative form

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