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