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