English verb conjugation
SHOULD SLIPPER

Regular verb: slipper - slippered - slippered

Affirmation

Simple form	V-ing form
I'd slipper you'd slipper she'd slipper we'd slipper you'd slipper they'd slipper	I'd be slippering you'd be slippering she'd be slippering we'd be slippering you'd be slippering they'd be slippering
Perfect	V-ing perfect
I should've slippered you should've slippered she should've slippered we should've slippered you should've slippered they should've slippered	I should've been slippering you should've been slippering she should've been slippering we should've been slippering you should've been slippering they should've been slippering

Negation

Simple form	V-ing form
I shouldn't slipper you shouldn't slipper she shouldn't slipper we shouldn't slipper you shouldn't slipper they shouldn't slipper	I shouldn't be slippering you shouldn't be slippering she shouldn't be slippering we shouldn't be slippering you shouldn't be slippering they shouldn't be slippering
Perfect	V-ing perfect
I shouldn't have slippered you shouldn't have slippered she shouldn't have slippered we shouldn't have slippered you shouldn't have slippered they shouldn't have slippered	I shouldn't have been slippering you shouldn't have been slippering she shouldn't have been slippering we shouldn't have been slippering you shouldn't have been slippering they shouldn't have been slippering

Interrogative form

Simple form	V-ing form
should I slipper? should you slipper? should she slipper? should we slipper? should you slipper? should they slipper?	should I be slippering? should you be slippering? should she be slippering? should we be slippering? should you be slippering? should they be slippering?
Perfect	V-ing perfect
should I have slippered? should you have slippered? should she have slippered? should we have slippered? should you have slippered? should they have slippered?	should I have been slippering? should you have been slippering? should she have been slippering? should we have been slippering? should you have been slippering? should they have been slippering?

Interro-negative form

Simple form	V-ing form
shouldn't I slipper? shouldn't you slipper? shouldn't she slipper? shouldn't we slipper? shouldn't you slipper? shouldn't they slipper?	shouldn't I be slippering? shouldn't you be slippering? shouldn't she be slippering? shouldn't we be slippering? shouldn't you be slippering? shouldn't they be slippering?
Perfect	V-ing perfect
shouldn't I have slippered? shouldn't you have slippered? shouldn't she have slippered? shouldn't we have slippered? shouldn't you have slippered? shouldn't they have slippered?	shouldn't I have been slippering? shouldn't you have been slippering? shouldn't she have been slippering? shouldn't we have been slippering? shouldn't you have been slippering? shouldn't they have been slippering?