should subject
Regular verb: subject - subjected- subjected

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd subject
you'd subject
she'd subject
we'd subject
you'd subject
they'd subject 	I'd be subjecting
you'd be subjecting
she'd be subjecting
we'd be subjecting
you'd be subjecting
they'd be subjecting	I should've subjected
you should've subjected
she should've subjected
we should've subjected
you should've subjected
they should've subjected	I should've been subjecting
you should've been subjecting
she should've been subjecting
we should've been subjecting
you should've been subjecting
they should've been subjecting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't subject
you shouldn't subject
she shouldn't subject
we shouldn't subject
you shouldn't subject
they shouldn't subject 	I shouldn't be subjecting
you shouldn't be subjecting
she shouldn't be subjecting
we shouldn't be subjecting
you shouldn't be subjecting
they shouldn't be subjecting	I shouldn't have subjected
you shouldn't have subjected
she shouldn't have subjected
we shouldn't have subjected
you shouldn't have subjected
they shouldn't have subjected	I shouldn't have been subjecting
you shouldn't have been subjecting
she shouldn't have been subjecting
we shouldn't have been subjecting
you shouldn't have been subjecting
they shouldn't have been subjecting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I subject?
should you subject?
should she subject?
should we subject?
should you subject?
should they subject? 	should I be subjecting?
should you be subjecting?
should she be subjecting?
should we be subjecting?
should you be subjecting?
should they be subjecting? 	should I have subjected?
should you have subjected?
should she have subjected?
should we have subjected?
should you have subjected?
should they have subjected? 	should I have been subjecting?
should you have been subjecting?
should she have been subjecting?
should we have been subjecting?
should you have been subjecting?
should they have been subjecting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I subject?
shouldn't you subject?
shouldn't she subject?
shouldn't we subject?
shouldn't you subject?
shouldn't they subject? 	shouldn't I be subjecting?
shouldn't you be subjecting?
shouldn't she be subjecting?
shouldn't we be subjecting?
shouldn't you be subjecting?
shouldn't they be subjecting? 	shouldn't I have subjected?
shouldn't you have subjected?
shouldn't she have subjected?
shouldn't we have subjected?
shouldn't you have subjected?
shouldn't they have subjected? 	shouldn't I have been subjecting?
shouldn't you have been subjecting?
shouldn't she have been subjecting?
shouldn't we have been subjecting?
shouldn't you have been subjecting?
shouldn't they have been subjecting?