I'd be perpetrating you'd be perpetrating he'd be perpetrating we'd be perpetrating you'd be perpetrating they'd be perpetrating
Perfect
I should've perpetrated you should've perpetrated he should've perpetrated we should've perpetrated you should've perpetrated they should've perpetrated
V-ing perfect
I should've been perpetrating you should've been perpetrating he should've been perpetrating we should've been perpetrating you should've been perpetrating they should've been perpetrating
Negation
Simple form
I shouldn't perpetrate you shouldn't perpetrate he shouldn't perpetrate we shouldn't perpetrate you shouldn't perpetrate they shouldn't perpetrate
V-ing form
I shouldn't be perpetrating you shouldn't be perpetrating he shouldn't be perpetrating we shouldn't be perpetrating you shouldn't be perpetrating they shouldn't be perpetrating
Perfect
I shouldn't have perpetrated you shouldn't have perpetrated he shouldn't have perpetrated we shouldn't have perpetrated you shouldn't have perpetrated they shouldn't have perpetrated
V-ing perfect
I shouldn't have been perpetrating you shouldn't have been perpetrating he shouldn't have been perpetrating we shouldn't have been perpetrating you shouldn't have been perpetrating they shouldn't have been perpetrating
Interrogative form
Simple form
should I perpetrate? should you perpetrate? should he perpetrate? should we perpetrate? should you perpetrate? should they perpetrate?
V-ing form
should I be perpetrating? should you be perpetrating? should he be perpetrating? should we be perpetrating? should you be perpetrating? should they be perpetrating?
Perfect
should I have perpetrated? should you have perpetrated? should he have perpetrated? should we have perpetrated? should you have perpetrated? should they have perpetrated?
V-ing perfect
should I have been perpetrating? should you have been perpetrating? should he have been perpetrating? should we have been perpetrating? should you have been perpetrating? should they have been perpetrating?
Interro-negative form
Simple form
shouldn't I perpetrate? shouldn't you perpetrate? shouldn't he perpetrate? shouldn't we perpetrate? shouldn't you perpetrate? shouldn't they perpetrate?
V-ing form
shouldn't I be perpetrating? shouldn't you be perpetrating? shouldn't he be perpetrating? shouldn't we be perpetrating? shouldn't you be perpetrating? shouldn't they be perpetrating?
Perfect
shouldn't I have perpetrated? shouldn't you have perpetrated? shouldn't he have perpetrated? shouldn't we have perpetrated? shouldn't you have perpetrated? shouldn't they have perpetrated?
V-ing perfect
shouldn't I have been perpetrating? shouldn't you have been perpetrating? shouldn't he have been perpetrating? shouldn't we have been perpetrating? shouldn't you have been perpetrating? shouldn't they have been perpetrating?