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