I should specialize you should specialize she should specialize we should specialize you should specialize they should specialize
V-ing form
I should be specializing you should be specializing she should be specializing we should be specializing you should be specializing they should be specializing
Perfect
I should have specialized you should have specialized she should have specialized we should have specialized you should have specialized they should have specialized
V-ing perfect
I should have been specializing you should have been specializing she should have been specializing we should have been specializing you should have been specializing they should have been specializing
Negation
Simple form
I should not specialize you should not specialize she should not specialize we should not specialize you should not specialize they should not specialize
V-ing form
I should not be specializing you should not be specializing she should not be specializing we should not be specializing you should not be specializing they should not be specializing
Perfect
I should not have specialized you should not have specialized she should not have specialized we should not have specialized you should not have specialized they should not have specialized
V-ing perfect
I should not have been specializing you should not have been specializing she should not have been specializing we should not have been specializing you should not have been specializing they should not have been specializing
Interrogative form
Simple form
should I specialize? should you specialize? should she specialize? should we specialize? should you specialize? should they specialize?
V-ing form
should I be specializing? should you be specializing? should she be specializing? should we be specializing? should you be specializing? should they be specializing?
Perfect
should I have specialized? should you have specialized? should she have specialized? should we have specialized? should you have specialized? should they have specialized?
V-ing perfect
should I have been specializing? should you have been specializing? should she have been specializing? should we have been specializing? should you have been specializing? should they have been specializing?
Interro-negative form
Simple form
should I not specialize? should you not specialize? should she not specialize? should we not specialize? should you not specialize? should they not specialize?
V-ing form
should I not be specializing? should you not be specializing? should she not be specializing? should we not be specializing? should you not be specializing? should they not be specializing?
Perfect
should I not have specialized? should you not have specialized? should she not have specialized? should we not have specialized? should you not have specialized? should they not have specialized?
V-ing perfect
should I not have been specializing? should you not have been specializing? should she not have been specializing? should we not have been specializing? should you not have been specializing? should they not have been specializing?