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