I'd be belittling you'd be belittling she'd be belittling we'd be belittling you'd be belittling they'd be belittling
Perfect
I should've belittled you should've belittled she should've belittled we should've belittled you should've belittled they should've belittled
V-ing perfect
I should've been belittling you should've been belittling she should've been belittling we should've been belittling you should've been belittling they should've been belittling
Negation
Simple form
I shouldn't belittle you shouldn't belittle she shouldn't belittle we shouldn't belittle you shouldn't belittle they shouldn't belittle
V-ing form
I shouldn't be belittling you shouldn't be belittling she shouldn't be belittling we shouldn't be belittling you shouldn't be belittling they shouldn't be belittling
Perfect
I shouldn't have belittled you shouldn't have belittled she shouldn't have belittled we shouldn't have belittled you shouldn't have belittled they shouldn't have belittled
V-ing perfect
I shouldn't have been belittling you shouldn't have been belittling she shouldn't have been belittling we shouldn't have been belittling you shouldn't have been belittling they shouldn't have been belittling
Interrogative form
Simple form
should I belittle? should you belittle? should she belittle? should we belittle? should you belittle? should they belittle?
V-ing form
should I be belittling? should you be belittling? should she be belittling? should we be belittling? should you be belittling? should they be belittling?
Perfect
should I have belittled? should you have belittled? should she have belittled? should we have belittled? should you have belittled? should they have belittled?
V-ing perfect
should I have been belittling? should you have been belittling? should she have been belittling? should we have been belittling? should you have been belittling? should they have been belittling?
Interro-negative form
Simple form
shouldn't I belittle? shouldn't you belittle? shouldn't she belittle? shouldn't we belittle? shouldn't you belittle? shouldn't they belittle?
V-ing form
shouldn't I be belittling? shouldn't you be belittling? shouldn't she be belittling? shouldn't we be belittling? shouldn't you be belittling? shouldn't they be belittling?
Perfect
shouldn't I have belittled? shouldn't you have belittled? shouldn't she have belittled? shouldn't we have belittled? shouldn't you have belittled? shouldn't they have belittled?
V-ing perfect
shouldn't I have been belittling? shouldn't you have been belittling? shouldn't she have been belittling? shouldn't we have been belittling? shouldn't you have been belittling? shouldn't they have been belittling?