should dispute
Regular verb: dispute - disputed- disputed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd dispute
you'd dispute
he'd dispute
we'd dispute
you'd dispute
they'd dispute 	I'd be disputing
you'd be disputing
he'd be disputing
we'd be disputing
you'd be disputing
they'd be disputing	I should've disputed
you should've disputed
he should've disputed
we should've disputed
you should've disputed
they should've disputed	I should've been disputing
you should've been disputing
he should've been disputing
we should've been disputing
you should've been disputing
they should've been disputing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't dispute
you shouldn't dispute
he shouldn't dispute
we shouldn't dispute
you shouldn't dispute
they shouldn't dispute 	I shouldn't be disputing
you shouldn't be disputing
he shouldn't be disputing
we shouldn't be disputing
you shouldn't be disputing
they shouldn't be disputing	I shouldn't have disputed
you shouldn't have disputed
he shouldn't have disputed
we shouldn't have disputed
you shouldn't have disputed
they shouldn't have disputed	I shouldn't have been disputing
you shouldn't have been disputing
he shouldn't have been disputing
we shouldn't have been disputing
you shouldn't have been disputing
they shouldn't have been disputing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I dispute?
should you dispute?
should he dispute?
should we dispute?
should you dispute?
should they dispute? 	should I be disputing?
should you be disputing?
should he be disputing?
should we be disputing?
should you be disputing?
should they be disputing? 	should I have disputed?
should you have disputed?
should he have disputed?
should we have disputed?
should you have disputed?
should they have disputed? 	should I have been disputing?
should you have been disputing?
should he have been disputing?
should we have been disputing?
should you have been disputing?
should they have been disputing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I dispute?
shouldn't you dispute?
shouldn't he dispute?
shouldn't we dispute?
shouldn't you dispute?
shouldn't they dispute? 	shouldn't I be disputing?
shouldn't you be disputing?
shouldn't he be disputing?
shouldn't we be disputing?
shouldn't you be disputing?
shouldn't they be disputing? 	shouldn't I have disputed?
shouldn't you have disputed?
shouldn't he have disputed?
shouldn't we have disputed?
shouldn't you have disputed?
shouldn't they have disputed? 	shouldn't I have been disputing?
shouldn't you have been disputing?
shouldn't he have been disputing?
shouldn't we have been disputing?
shouldn't you have been disputing?
shouldn't they have been disputing?