can hump
Regular verb: hump - humped- humped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can hump
you can hump
he can hump
we can hump
you can hump
they can hump 	I can be humping
you can be humping
he can be humping
we can be humping
you can be humping
they can be humping	I can have humped
you can have humped
he can have humped
we can have humped
you can have humped
they can have humped	I can have been humping
you can have been humping
he can have been humping
we can have been humping
you can have been humping
they can have been humping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't hump
you can't hump
he can't hump
we can't hump
you can't hump
they can't hump 	I can't be humping
you can't be humping
he can't be humping
we can't be humping
you can't be humping
they can't be humping	I can't have humped
you can't have humped
he can't have humped
we can't have humped
you can't have humped
they can't have humped	I can't have been humping
you can't have been humping
he can't have been humping
we can't have been humping
you can't have been humping
they can't have been humping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I hump?
can you hump?
can he hump?
can we hump?
can you hump?
can they hump? 	can I be humping?
can you be humping?
can he be humping?
can we be humping?
can you be humping?
can they be humping? 	can I have humped?
can you have humped?
can he have humped?
can we have humped?
can you have humped?
can they have humped? 	can I have been humping?
can you have been humping?
can he have been humping?
can we have been humping?
can you have been humping?
can they have been humping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I hump?
can't you hump?
can't he hump?
can't we hump?
can't you hump?
can't they hump? 	can't I be humping?
can't you be humping?
can't he be humping?
can't we be humping?
can't you be humping?
can't they be humping? 	can't I have humped?
can't you have humped?
can't he have humped?
can't we have humped?
can't you have humped?
can't they have humped? 	can't I have been humping?
can't you have been humping?
can't he have been humping?
can't we have been humping?
can't you have been humping?
can't they have been humping?