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