should regulate
Regular verb: regulate - regulated- regulated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd regulate
you'd regulate
she'd regulate
we'd regulate
you'd regulate
they'd regulate 	I'd be regulating
you'd be regulating
she'd be regulating
we'd be regulating
you'd be regulating
they'd be regulating	I should've regulated
you should've regulated
she should've regulated
we should've regulated
you should've regulated
they should've regulated	I should've been regulating
you should've been regulating
she should've been regulating
we should've been regulating
you should've been regulating
they should've been regulating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't regulate
you shouldn't regulate
she shouldn't regulate
we shouldn't regulate
you shouldn't regulate
they shouldn't regulate 	I shouldn't be regulating
you shouldn't be regulating
she shouldn't be regulating
we shouldn't be regulating
you shouldn't be regulating
they shouldn't be regulating	I shouldn't have regulated
you shouldn't have regulated
she shouldn't have regulated
we shouldn't have regulated
you shouldn't have regulated
they shouldn't have regulated	I shouldn't have been regulating
you shouldn't have been regulating
she shouldn't have been regulating
we shouldn't have been regulating
you shouldn't have been regulating
they shouldn't have been regulating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I regulate?
should you regulate?
should she regulate?
should we regulate?
should you regulate?
should they regulate? 	should I be regulating?
should you be regulating?
should she be regulating?
should we be regulating?
should you be regulating?
should they be regulating? 	should I have regulated?
should you have regulated?
should she have regulated?
should we have regulated?
should you have regulated?
should they have regulated? 	should I have been regulating?
should you have been regulating?
should she have been regulating?
should we have been regulating?
should you have been regulating?
should they have been regulating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I regulate?
shouldn't you regulate?
shouldn't she regulate?
shouldn't we regulate?
shouldn't you regulate?
shouldn't they regulate? 	shouldn't I be regulating?
shouldn't you be regulating?
shouldn't she be regulating?
shouldn't we be regulating?
shouldn't you be regulating?
shouldn't they be regulating? 	shouldn't I have regulated?
shouldn't you have regulated?
shouldn't she have regulated?
shouldn't we have regulated?
shouldn't you have regulated?
shouldn't they have regulated? 	shouldn't I have been regulating?
shouldn't you have been regulating?
shouldn't she have been regulating?
shouldn't we have been regulating?
shouldn't you have been regulating?
shouldn't they have been regulating?