I should sympathize you should sympathize she should sympathize we should sympathize you should sympathize they should sympathize
V-ing form
I should be sympathizing you should be sympathizing she should be sympathizing we should be sympathizing you should be sympathizing they should be sympathizing
Perfect
I should have sympathized you should have sympathized she should have sympathized we should have sympathized you should have sympathized they should have sympathized
V-ing perfect
I should have been sympathizing you should have been sympathizing she should have been sympathizing we should have been sympathizing you should have been sympathizing they should have been sympathizing
Negation
Simple form
I should not sympathize you should not sympathize she should not sympathize we should not sympathize you should not sympathize they should not sympathize
V-ing form
I should not be sympathizing you should not be sympathizing she should not be sympathizing we should not be sympathizing you should not be sympathizing they should not be sympathizing
Perfect
I should not have sympathized you should not have sympathized she should not have sympathized we should not have sympathized you should not have sympathized they should not have sympathized
V-ing perfect
I should not have been sympathizing you should not have been sympathizing she should not have been sympathizing we should not have been sympathizing you should not have been sympathizing they should not have been sympathizing
Interrogative form
Simple form
should I sympathize? should you sympathize? should she sympathize? should we sympathize? should you sympathize? should they sympathize?
V-ing form
should I be sympathizing? should you be sympathizing? should she be sympathizing? should we be sympathizing? should you be sympathizing? should they be sympathizing?
Perfect
should I have sympathized? should you have sympathized? should she have sympathized? should we have sympathized? should you have sympathized? should they have sympathized?
V-ing perfect
should I have been sympathizing? should you have been sympathizing? should she have been sympathizing? should we have been sympathizing? should you have been sympathizing? should they have been sympathizing?
Interro-negative form
Simple form
should I not sympathize? should you not sympathize? should she not sympathize? should we not sympathize? should you not sympathize? should they not sympathize?
V-ing form
should I not be sympathizing? should you not be sympathizing? should she not be sympathizing? should we not be sympathizing? should you not be sympathizing? should they not be sympathizing?
Perfect
should I not have sympathized? should you not have sympathized? should she not have sympathized? should we not have sympathized? should you not have sympathized? should they not have sympathized?
V-ing perfect
should I not have been sympathizing? should you not have been sympathizing? should she not have been sympathizing? should we not have been sympathizing? should you not have been sympathizing? should they not have been sympathizing?