can longjump
Regular verb: longjump - longjumped- longjumped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can longjump
you can longjump
she can longjump
we can longjump
you can longjump
they can longjump 	I can be longjumping
you can be longjumping
she can be longjumping
we can be longjumping
you can be longjumping
they can be longjumping	I can have longjumped
you can have longjumped
she can have longjumped
we can have longjumped
you can have longjumped
they can have longjumped	I can have been longjumping
you can have been longjumping
she can have been longjumping
we can have been longjumping
you can have been longjumping
they can have been longjumping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't longjump
you can't longjump
she can't longjump
we can't longjump
you can't longjump
they can't longjump 	I can't be longjumping
you can't be longjumping
she can't be longjumping
we can't be longjumping
you can't be longjumping
they can't be longjumping	I can't have longjumped
you can't have longjumped
she can't have longjumped
we can't have longjumped
you can't have longjumped
they can't have longjumped	I can't have been longjumping
you can't have been longjumping
she can't have been longjumping
we can't have been longjumping
you can't have been longjumping
they can't have been longjumping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I longjump?
can you longjump?
can she longjump?
can we longjump?
can you longjump?
can they longjump? 	can I be longjumping?
can you be longjumping?
can she be longjumping?
can we be longjumping?
can you be longjumping?
can they be longjumping? 	can I have longjumped?
can you have longjumped?
can she have longjumped?
can we have longjumped?
can you have longjumped?
can they have longjumped? 	can I have been longjumping?
can you have been longjumping?
can she have been longjumping?
can we have been longjumping?
can you have been longjumping?
can they have been longjumping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I longjump?
can't you longjump?
can't she longjump?
can't we longjump?
can't you longjump?
can't they longjump? 	can't I be longjumping?
can't you be longjumping?
can't she be longjumping?
can't we be longjumping?
can't you be longjumping?
can't they be longjumping? 	can't I have longjumped?
can't you have longjumped?
can't she have longjumped?
can't we have longjumped?
can't you have longjumped?
can't they have longjumped? 	can't I have been longjumping?
can't you have been longjumping?
can't she have been longjumping?
can't we have been longjumping?
can't you have been longjumping?
can't they have been longjumping?