I should trouble you should trouble he should trouble we should trouble you should trouble they should trouble
V-ing form
I should be troubling you should be troubling he should be troubling we should be troubling you should be troubling they should be troubling
Perfect
I should have troubled you should have troubled he should have troubled we should have troubled you should have troubled they should have troubled
V-ing perfect
I should have been troubling you should have been troubling he should have been troubling we should have been troubling you should have been troubling they should have been troubling
Negation
Simple form
I should not trouble you should not trouble he should not trouble we should not trouble you should not trouble they should not trouble
V-ing form
I should not be troubling you should not be troubling he should not be troubling we should not be troubling you should not be troubling they should not be troubling
Perfect
I should not have troubled you should not have troubled he should not have troubled we should not have troubled you should not have troubled they should not have troubled
V-ing perfect
I should not have been troubling you should not have been troubling he should not have been troubling we should not have been troubling you should not have been troubling they should not have been troubling
Interrogative form
Simple form
should I trouble? should you trouble? should he trouble? should we trouble? should you trouble? should they trouble?
V-ing form
should I be troubling? should you be troubling? should he be troubling? should we be troubling? should you be troubling? should they be troubling?
Perfect
should I have troubled? should you have troubled? should he have troubled? should we have troubled? should you have troubled? should they have troubled?
V-ing perfect
should I have been troubling? should you have been troubling? should he have been troubling? should we have been troubling? should you have been troubling? should they have been troubling?
Interro-negative form
Simple form
should I not trouble? should you not trouble? should he not trouble? should we not trouble? should you not trouble? should they not trouble?
V-ing form
should I not be troubling? should you not be troubling? should he not be troubling? should we not be troubling? should you not be troubling? should they not be troubling?
Perfect
should I not have troubled? should you not have troubled? should he not have troubled? should we not have troubled? should you not have troubled? should they not have troubled?
V-ing perfect
should I not have been troubling? should you not have been troubling? should he not have been troubling? should we not have been troubling? should you not have been troubling? should they not have been troubling?