I'd be slapping you'd be slapping he'd be slapping we'd be slapping you'd be slapping they'd be slapping
Perfect
I should've slapped you should've slapped he 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 he 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 he 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 he 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 he 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 he 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 he slap? should we slap? should you slap? should they slap?
V-ing form
should I be slapping? should you be slapping? should he be slapping? should we be slapping? should you be slapping? should they be slapping?
Perfect
should I have slapped? should you have slapped? should he 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 he 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 he 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 he 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 he 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 he have been slapping? shouldn't we have been slapping? shouldn't you have been slapping? shouldn't they have been slapping?