I should agree you should agree he should agree we should agree you should agree they should agree
V-ing form
I should be agreeing you should be agreeing he should be agreeing we should be agreeing you should be agreeing they should be agreeing
Perfect
I should have agreed you should have agreed he should have agreed we should have agreed you should have agreed they should have agreed
V-ing perfect
I should have been agreeing you should have been agreeing he should have been agreeing we should have been agreeing you should have been agreeing they should have been agreeing
Negation
Simple form
I should not agree you should not agree he should not agree we should not agree you should not agree they should not agree
V-ing form
I should not be agreeing you should not be agreeing he should not be agreeing we should not be agreeing you should not be agreeing they should not be agreeing
Perfect
I should not have agreed you should not have agreed he should not have agreed we should not have agreed you should not have agreed they should not have agreed
V-ing perfect
I should not have been agreeing you should not have been agreeing he should not have been agreeing we should not have been agreeing you should not have been agreeing they should not have been agreeing
Interrogative form
Simple form
should I agree? should you agree? should he agree? should we agree? should you agree? should they agree?
V-ing form
should I be agreeing? should you be agreeing? should he be agreeing? should we be agreeing? should you be agreeing? should they be agreeing?
Perfect
should I have agreed? should you have agreed? should he have agreed? should we have agreed? should you have agreed? should they have agreed?
V-ing perfect
should I have been agreeing? should you have been agreeing? should he have been agreeing? should we have been agreeing? should you have been agreeing? should they have been agreeing?
Interro-negative form
Simple form
should I not agree? should you not agree? should he not agree? should we not agree? should you not agree? should they not agree?
V-ing form
should I not be agreeing? should you not be agreeing? should he not be agreeing? should we not be agreeing? should you not be agreeing? should they not be agreeing?
Perfect
should I not have agreed? should you not have agreed? should he not have agreed? should we not have agreed? should you not have agreed? should they not have agreed?
V-ing perfect
should I not have been agreeing? should you not have been agreeing? should he not have been agreeing? should we not have been agreeing? should you not have been agreeing? should they not have been agreeing?