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