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