I may leather you may leather she may leather we may leather you may leather they may leather
V-ing form
I may be leathering you may be leathering she may be leathering we may be leathering you may be leathering they may be leathering
Perfect
I may have leathered you may have leathered she may have leathered we may have leathered you may have leathered they may have leathered
V-ing perfect
I may have been leathering you may have been leathering she may have been leathering we may have been leathering you may have been leathering they may have been leathering
Negation
Simple form
I mayn't leather you mayn't leather she mayn't leather we mayn't leather you mayn't leather they mayn't leather
V-ing form
I mayn't be leathering you mayn't be leathering she mayn't be leathering we mayn't be leathering you mayn't be leathering they mayn't be leathering
Perfect
I mayn't have leathered you mayn't have leathered she mayn't have leathered we mayn't have leathered you mayn't have leathered they mayn't have leathered
V-ing perfect
I mayn't have been leathering you mayn't have been leathering she mayn't have been leathering we mayn't have been leathering you mayn't have been leathering they mayn't have been leathering
Interrogative form
Simple form
may I leather? may you leather? may she leather? may we leather? may you leather? may they leather?
V-ing form
may I be leathering? may you be leathering? may she be leathering? may we be leathering? may you be leathering? may they be leathering?
Perfect
may I have leathered? may you have leathered? may she have leathered? may we have leathered? may you have leathered? may they have leathered?
V-ing perfect
may I have been leathering? may you have been leathering? may she have been leathering? may we have been leathering? may you have been leathering? may they have been leathering?
Interro-negative form
Simple form
mayn't I leather? mayn't you leather? mayn't she leather? mayn't we leather? mayn't you leather? mayn't they leather?
V-ing form
mayn't I be leathering? mayn't you be leathering? mayn't she be leathering? mayn't we be leathering? mayn't you be leathering? mayn't they be leathering?
Perfect
mayn't I have leathered? mayn't you have leathered? mayn't she have leathered? mayn't we have leathered? mayn't you have leathered? mayn't they have leathered?
V-ing perfect
mayn't I have been leathering? mayn't you have been leathering? mayn't she have been leathering? mayn't we have been leathering? mayn't you have been leathering? mayn't they have been leathering?