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