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