should rule
Regular verb: rule - ruled- ruled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd rule
you'd rule
she'd rule
we'd rule
you'd rule
they'd rule 	I'd be ruling
you'd be ruling
she'd be ruling
we'd be ruling
you'd be ruling
they'd be ruling	I should've ruled
you should've ruled
she should've ruled
we should've ruled
you should've ruled
they should've ruled	I should've been ruling
you should've been ruling
she should've been ruling
we should've been ruling
you should've been ruling
they should've been ruling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't rule
you shouldn't rule
she shouldn't rule
we shouldn't rule
you shouldn't rule
they shouldn't rule 	I shouldn't be ruling
you shouldn't be ruling
she shouldn't be ruling
we shouldn't be ruling
you shouldn't be ruling
they shouldn't be ruling	I shouldn't have ruled
you shouldn't have ruled
she shouldn't have ruled
we shouldn't have ruled
you shouldn't have ruled
they shouldn't have ruled	I shouldn't have been ruling
you shouldn't have been ruling
she shouldn't have been ruling
we shouldn't have been ruling
you shouldn't have been ruling
they shouldn't have been ruling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I rule?
should you rule?
should she rule?
should we rule?
should you rule?
should they rule? 	should I be ruling?
should you be ruling?
should she be ruling?
should we be ruling?
should you be ruling?
should they be ruling? 	should I have ruled?
should you have ruled?
should she have ruled?
should we have ruled?
should you have ruled?
should they have ruled? 	should I have been ruling?
should you have been ruling?
should she have been ruling?
should we have been ruling?
should you have been ruling?
should they have been ruling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I rule?
shouldn't you rule?
shouldn't she rule?
shouldn't we rule?
shouldn't you rule?
shouldn't they rule? 	shouldn't I be ruling?
shouldn't you be ruling?
shouldn't she be ruling?
shouldn't we be ruling?
shouldn't you be ruling?
shouldn't they be ruling? 	shouldn't I have ruled?
shouldn't you have ruled?
shouldn't she have ruled?
shouldn't we have ruled?
shouldn't you have ruled?
shouldn't they have ruled? 	shouldn't I have been ruling?
shouldn't you have been ruling?
shouldn't she have been ruling?
shouldn't we have been ruling?
shouldn't you have been ruling?
shouldn't they have been ruling?