I'd be euthanizing you'd be euthanizing she'd be euthanizing we'd be euthanizing you'd be euthanizing they'd be euthanizing
Perfect
I should've euthanized you should've euthanized she should've euthanized we should've euthanized you should've euthanized they should've euthanized
V-ing perfect
I should've been euthanizing you should've been euthanizing she should've been euthanizing we should've been euthanizing you should've been euthanizing they should've been euthanizing
Negation
Simple form
I shouldn't euthanize you shouldn't euthanize she shouldn't euthanize we shouldn't euthanize you shouldn't euthanize they shouldn't euthanize
V-ing form
I shouldn't be euthanizing you shouldn't be euthanizing she shouldn't be euthanizing we shouldn't be euthanizing you shouldn't be euthanizing they shouldn't be euthanizing
Perfect
I shouldn't have euthanized you shouldn't have euthanized she shouldn't have euthanized we shouldn't have euthanized you shouldn't have euthanized they shouldn't have euthanized
V-ing perfect
I shouldn't have been euthanizing you shouldn't have been euthanizing she shouldn't have been euthanizing we shouldn't have been euthanizing you shouldn't have been euthanizing they shouldn't have been euthanizing
Interrogative form
Simple form
should I euthanize? should you euthanize? should she euthanize? should we euthanize? should you euthanize? should they euthanize?
V-ing form
should I be euthanizing? should you be euthanizing? should she be euthanizing? should we be euthanizing? should you be euthanizing? should they be euthanizing?
Perfect
should I have euthanized? should you have euthanized? should she have euthanized? should we have euthanized? should you have euthanized? should they have euthanized?
V-ing perfect
should I have been euthanizing? should you have been euthanizing? should she have been euthanizing? should we have been euthanizing? should you have been euthanizing? should they have been euthanizing?
Interro-negative form
Simple form
shouldn't I euthanize? shouldn't you euthanize? shouldn't she euthanize? shouldn't we euthanize? shouldn't you euthanize? shouldn't they euthanize?
V-ing form
shouldn't I be euthanizing? shouldn't you be euthanizing? shouldn't she be euthanizing? shouldn't we be euthanizing? shouldn't you be euthanizing? shouldn't they be euthanizing?
Perfect
shouldn't I have euthanized? shouldn't you have euthanized? shouldn't she have euthanized? shouldn't we have euthanized? shouldn't you have euthanized? shouldn't they have euthanized?
V-ing perfect
shouldn't I have been euthanizing? shouldn't you have been euthanizing? shouldn't she have been euthanizing? shouldn't we have been euthanizing? shouldn't you have been euthanizing? shouldn't they have been euthanizing?