English verb conjugation
SHOULD LEATHER

Regular verb: leather - leathered - leathered

Affirmation

Simple form	V-ing form
I'd leather you'd leather he'd leather we'd leather you'd leather they'd leather	I'd be leathering you'd be leathering he'd be leathering we'd be leathering you'd be leathering they'd be leathering
Perfect	V-ing perfect
I should've leathered you should've leathered he should've leathered we should've leathered you should've leathered they should've leathered	I should've been leathering you should've been leathering he should've been leathering we should've been leathering you should've been leathering they should've been leathering

Negation

Simple form	V-ing form
I shouldn't leather you shouldn't leather he shouldn't leather we shouldn't leather you shouldn't leather they shouldn't leather	I shouldn't be leathering you shouldn't be leathering he shouldn't be leathering we shouldn't be leathering you shouldn't be leathering they shouldn't be leathering
Perfect	V-ing perfect
I shouldn't have leathered you shouldn't have leathered he shouldn't have leathered we shouldn't have leathered you shouldn't have leathered they shouldn't have leathered	I shouldn't have been leathering you shouldn't have been leathering he shouldn't have been leathering we shouldn't have been leathering you shouldn't have been leathering they shouldn't have been leathering

Interrogative form

Simple form	V-ing form
should I leather? should you leather? should he leather? should we leather? should you leather? should they leather?	should I be leathering? should you be leathering? should he be leathering? should we be leathering? should you be leathering? should they be leathering?
Perfect	V-ing perfect
should I have leathered? should you have leathered? should he have leathered? should we have leathered? should you have leathered? should they have leathered?	should I have been leathering? should you have been leathering? should he have been leathering? should we have been leathering? should you have been leathering? should they have been leathering?

Interro-negative form

Simple form	V-ing form
shouldn't I leather? shouldn't you leather? shouldn't he leather? shouldn't we leather? shouldn't you leather? shouldn't they leather?	shouldn't I be leathering? shouldn't you be leathering? shouldn't he be leathering? shouldn't we be leathering? shouldn't you be leathering? shouldn't they be leathering?
Perfect	V-ing perfect
shouldn't I have leathered? shouldn't you have leathered? shouldn't he have leathered? shouldn't we have leathered? shouldn't you have leathered? shouldn't they have leathered?	shouldn't I have been leathering? shouldn't you have been leathering? shouldn't he have been leathering? shouldn't we have been leathering? shouldn't you have been leathering? shouldn't they have been leathering?