I'd be praising you'd be praising he'd be praising we'd be praising you'd be praising they'd be praising
Perfect
I should've praised you should've praised he should've praised we should've praised you should've praised they should've praised
V-ing perfect
I should've been praising you should've been praising he should've been praising we should've been praising you should've been praising they should've been praising
Negation
Simple form
I shouldn't praise you shouldn't praise he shouldn't praise we shouldn't praise you shouldn't praise they shouldn't praise
V-ing form
I shouldn't be praising you shouldn't be praising he shouldn't be praising we shouldn't be praising you shouldn't be praising they shouldn't be praising
Perfect
I shouldn't have praised you shouldn't have praised he shouldn't have praised we shouldn't have praised you shouldn't have praised they shouldn't have praised
V-ing perfect
I shouldn't have been praising you shouldn't have been praising he shouldn't have been praising we shouldn't have been praising you shouldn't have been praising they shouldn't have been praising
Interrogative form
Simple form
should I praise? should you praise? should he praise? should we praise? should you praise? should they praise?
V-ing form
should I be praising? should you be praising? should he be praising? should we be praising? should you be praising? should they be praising?
Perfect
should I have praised? should you have praised? should he have praised? should we have praised? should you have praised? should they have praised?
V-ing perfect
should I have been praising? should you have been praising? should he have been praising? should we have been praising? should you have been praising? should they have been praising?
Interro-negative form
Simple form
shouldn't I praise? shouldn't you praise? shouldn't he praise? shouldn't we praise? shouldn't you praise? shouldn't they praise?
V-ing form
shouldn't I be praising? shouldn't you be praising? shouldn't he be praising? shouldn't we be praising? shouldn't you be praising? shouldn't they be praising?
Perfect
shouldn't I have praised? shouldn't you have praised? shouldn't he have praised? shouldn't we have praised? shouldn't you have praised? shouldn't they have praised?
V-ing perfect
shouldn't I have been praising? shouldn't you have been praising? shouldn't he have been praising? shouldn't we have been praising? shouldn't you have been praising? shouldn't they have been praising?