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