I should retire you should retire she should retire we should retire you should retire they should retire
V-ing form
I should be retiring you should be retiring she should be retiring we should be retiring you should be retiring they should be retiring
Perfect
I should have retired you should have retired she should have retired we should have retired you should have retired they should have retired
V-ing perfect
I should have been retiring you should have been retiring she should have been retiring we should have been retiring you should have been retiring they should have been retiring
Negation
Simple form
I should not retire you should not retire she should not retire we should not retire you should not retire they should not retire
V-ing form
I should not be retiring you should not be retiring she should not be retiring we should not be retiring you should not be retiring they should not be retiring
Perfect
I should not have retired you should not have retired she should not have retired we should not have retired you should not have retired they should not have retired
V-ing perfect
I should not have been retiring you should not have been retiring she should not have been retiring we should not have been retiring you should not have been retiring they should not have been retiring
Interrogative form
Simple form
should I retire? should you retire? should she retire? should we retire? should you retire? should they retire?
V-ing form
should I be retiring? should you be retiring? should she be retiring? should we be retiring? should you be retiring? should they be retiring?
Perfect
should I have retired? should you have retired? should she have retired? should we have retired? should you have retired? should they have retired?
V-ing perfect
should I have been retiring? should you have been retiring? should she have been retiring? should we have been retiring? should you have been retiring? should they have been retiring?
Interro-negative form
Simple form
should I not retire? should you not retire? should she not retire? should we not retire? should you not retire? should they not retire?
V-ing form
should I not be retiring? should you not be retiring? should she not be retiring? should we not be retiring? should you not be retiring? should they not be retiring?
Perfect
should I not have retired? should you not have retired? should she not have retired? should we not have retired? should you not have retired? should they not have retired?
V-ing perfect
should I not have been retiring? should you not have been retiring? should she not have been retiring? should we not have been retiring? should you not have been retiring? should they not have been retiring?