can leap
Irregular verb: leap - leapt, leaped- leapt, leaped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can leap
you can leap
he can leap
we can leap
you can leap
they can leap 	I can be leaping
you can be leaping
he can be leaping
we can be leaping
you can be leaping
they can be leaping	I can have leapt, leaped
you can have leapt, leaped
he can have leapt, leaped
we can have leapt, leaped
you can have leapt, leaped
they can have leapt, leaped	I can have been leaping
you can have been leaping
he can have been leaping
we can have been leaping
you can have been leaping
they can have been leaping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot leap
you cannot leap
he cannot leap
we cannot leap
you cannot leap
they cannot leap 	I cannot be leaping
you cannot be leaping
he cannot be leaping
we cannot be leaping
you cannot be leaping
they cannot be leaping	I cannot have leapt, leaped
you cannot have leapt, leaped
he cannot have leapt, leaped
we cannot have leapt, leaped
you cannot have leapt, leaped
they cannot have leapt, leaped	I cannot have been leaping
you cannot have been leaping
he cannot have been leaping
we cannot have been leaping
you cannot have been leaping
they cannot have been leaping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I leap?
can you leap?
can he leap?
can we leap?
can you leap?
can they leap? 	can I be leaping?
can you be leaping?
can he be leaping?
can we be leaping?
can you be leaping?
can they be leaping? 	can I have leapt, leaped?
can you have leapt, leaped?
can he have leapt, leaped?
can we have leapt, leaped?
can you have leapt, leaped?
can they have leapt, leaped? 	can I have been leaping?
can you have been leaping?
can he have been leaping?
can we have been leaping?
can you have been leaping?
can they have been leaping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not leap?
can you not leap?
can he not leap?
can we not leap?
can you not leap?
can they not leap? 	can I not be leaping?
can you not be leaping?
can he not be leaping?
can we not be leaping?
can you not be leaping?
can they not be leaping? 	can I not have leapt, leaped?
can you not have leapt, leaped?
can he not have leapt, leaped?
can we not have leapt, leaped?
can you not have leapt, leaped?
can they not have leapt, leaped? 	can I not have been leaping?
can you not have been leaping?
can he not have been leaping?
can we not have been leaping?
can you not have been leaping?
can they not have been leaping?