I should pull you should pull she should pull we should pull you should pull they should pull
V-ing form
I should be pulling you should be pulling she should be pulling we should be pulling you should be pulling they should be pulling
Perfect
I should have pulled you should have pulled she should have pulled we should have pulled you should have pulled they should have pulled
V-ing perfect
I should have been pulling you should have been pulling she should have been pulling we should have been pulling you should have been pulling they should have been pulling
Negation
Simple form
I should not pull you should not pull she should not pull we should not pull you should not pull they should not pull
V-ing form
I should not be pulling you should not be pulling she should not be pulling we should not be pulling you should not be pulling they should not be pulling
Perfect
I should not have pulled you should not have pulled she should not have pulled we should not have pulled you should not have pulled they should not have pulled
V-ing perfect
I should not have been pulling you should not have been pulling she should not have been pulling we should not have been pulling you should not have been pulling they should not have been pulling
Interrogative form
Simple form
should I pull? should you pull? should she pull? should we pull? should you pull? should they pull?
V-ing form
should I be pulling? should you be pulling? should she be pulling? should we be pulling? should you be pulling? should they be pulling?
Perfect
should I have pulled? should you have pulled? should she have pulled? should we have pulled? should you have pulled? should they have pulled?
V-ing perfect
should I have been pulling? should you have been pulling? should she have been pulling? should we have been pulling? should you have been pulling? should they have been pulling?
Interro-negative form
Simple form
should I not pull? should you not pull? should she not pull? should we not pull? should you not pull? should they not pull?
V-ing form
should I not be pulling? should you not be pulling? should she not be pulling? should we not be pulling? should you not be pulling? should they not be pulling?
Perfect
should I not have pulled? should you not have pulled? should she not have pulled? should we not have pulled? should you not have pulled? should they not have pulled?
V-ing perfect
should I not have been pulling? should you not have been pulling? should she not have been pulling? should we not have been pulling? should you not have been pulling? should they not have been pulling?