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