I should characterize you should characterize he should characterize we should characterize you should characterize they should characterize
V-ing form
I should be characterizing you should be characterizing he should be characterizing we should be characterizing you should be characterizing they should be characterizing
Perfect
I should have characterized you should have characterized he should have characterized we should have characterized you should have characterized they should have characterized
V-ing perfect
I should have been characterizing you should have been characterizing he should have been characterizing we should have been characterizing you should have been characterizing they should have been characterizing
Negation
Simple form
I should not characterize you should not characterize he should not characterize we should not characterize you should not characterize they should not characterize
V-ing form
I should not be characterizing you should not be characterizing he should not be characterizing we should not be characterizing you should not be characterizing they should not be characterizing
Perfect
I should not have characterized you should not have characterized he should not have characterized we should not have characterized you should not have characterized they should not have characterized
V-ing perfect
I should not have been characterizing you should not have been characterizing he should not have been characterizing we should not have been characterizing you should not have been characterizing they should not 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
should I not characterize? should you not characterize? should he not characterize? should we not characterize? should you not characterize? should they not characterize?
V-ing form
should I not be characterizing? should you not be characterizing? should he not be characterizing? should we not be characterizing? should you not be characterizing? should they not be characterizing?
Perfect
should I not have characterized? should you not have characterized? should he not have characterized? should we not have characterized? should you not have characterized? should they not have characterized?
V-ing perfect
should I not have been characterizing? should you not have been characterizing? should he not have been characterizing? should we not have been characterizing? should you not have been characterizing? should they not have been characterizing?