can leapfrog
Verbo regular: leapfrog - leapfroged- leapfroged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can leapfrog
you can leapfrog
she can leapfrog
we can leapfrog
you can leapfrog
they can leapfrog 	I can be leapfroging
you can be leapfroging
she can be leapfroging
we can be leapfroging
you can be leapfroging
they can be leapfroging	I can have leapfroged
you can have leapfroged
she can have leapfroged
we can have leapfroged
you can have leapfroged
they can have leapfroged	I can have been leapfroging
you can have been leapfroging
she can have been leapfroging
we can have been leapfroging
you can have been leapfroging
they can have been leapfroging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot leapfrog
you cannot leapfrog
she cannot leapfrog
we cannot leapfrog
you cannot leapfrog
they cannot leapfrog 	I cannot be leapfroging
you cannot be leapfroging
she cannot be leapfroging
we cannot be leapfroging
you cannot be leapfroging
they cannot be leapfroging	I cannot have leapfroged
you cannot have leapfroged
she cannot have leapfroged
we cannot have leapfroged
you cannot have leapfroged
they cannot have leapfroged	I cannot have been leapfroging
you cannot have been leapfroging
she cannot have been leapfroging
we cannot have been leapfroging
you cannot have been leapfroging
they cannot have been leapfroging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I leapfrog?
can you leapfrog?
can she leapfrog?
can we leapfrog?
can you leapfrog?
can they leapfrog? 	can I be leapfroging?
can you be leapfroging?
can she be leapfroging?
can we be leapfroging?
can you be leapfroging?
can they be leapfroging? 	can I have leapfroged?
can you have leapfroged?
can she have leapfroged?
can we have leapfroged?
can you have leapfroged?
can they have leapfroged? 	can I have been leapfroging?
can you have been leapfroging?
can she have been leapfroging?
can we have been leapfroging?
can you have been leapfroging?
can they have been leapfroging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not leapfrog?
can you not leapfrog?
can she not leapfrog?
can we not leapfrog?
can you not leapfrog?
can they not leapfrog? 	can I not be leapfroging?
can you not be leapfroging?
can she not be leapfroging?
can we not be leapfroging?
can you not be leapfroging?
can they not be leapfroging? 	can I not have leapfroged?
can you not have leapfroged?
can she not have leapfroged?
can we not have leapfroged?
can you not have leapfroged?
can they not have leapfroged? 	can I not have been leapfroging?
can you not have been leapfroging?
can she not have been leapfroging?
can we not have been leapfroging?
can you not have been leapfroging?
can they not have been leapfroging?