I should leather you should leather he should leather we should leather you should leather they should leather
V-ing form
I should be leathering you should be leathering he should be leathering we should be leathering you should be leathering they should be leathering
Perfect
I should have leathered you should have leathered he should have leathered we should have leathered you should have leathered they should have leathered
V-ing perfect
I should have been leathering you should have been leathering he should have been leathering we should have been leathering you should have been leathering they should have been leathering
Negation
Simple form
I should not leather you should not leather he should not leather we should not leather you should not leather they should not leather
V-ing form
I should not be leathering you should not be leathering he should not be leathering we should not be leathering you should not be leathering they should not be leathering
Perfect
I should not have leathered you should not have leathered he should not have leathered we should not have leathered you should not have leathered they should not have leathered
V-ing perfect
I should not have been leathering you should not have been leathering he should not have been leathering we should not have been leathering you should not have been leathering they should not have been leathering
Interrogative form
Simple form
should I leather? should you leather? should he leather? should we leather? should you leather? should they leather?
V-ing form
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
should I have leathered? should you have leathered? should he have leathered? should we have leathered? should you have leathered? should they have leathered?
V-ing perfect
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
should I not leather? should you not leather? should he not leather? should we not leather? should you not leather? should they not leather?
V-ing form
should I not be leathering? should you not be leathering? should he not be leathering? should we not be leathering? should you not be leathering? should they not be leathering?
Perfect
should I not have leathered? should you not have leathered? should he not have leathered? should we not have leathered? should you not have leathered? should they not have leathered?
V-ing perfect
should I not have been leathering? should you not have been leathering? should he not have been leathering? should we not have been leathering? should you not have been leathering? should they not have been leathering?