I may cheapen you may cheapen he may cheapen we may cheapen you may cheapen they may cheapen
V-ing form
I may be cheapening you may be cheapening he may be cheapening we may be cheapening you may be cheapening they may be cheapening
Perfect
I may have cheapened you may have cheapened he may have cheapened we may have cheapened you may have cheapened they may have cheapened
V-ing perfect
I may have been cheapening you may have been cheapening he may have been cheapening we may have been cheapening you may have been cheapening they may have been cheapening
Negation
Simple form
I mayn't cheapen you mayn't cheapen he mayn't cheapen we mayn't cheapen you mayn't cheapen they mayn't cheapen
V-ing form
I mayn't be cheapening you mayn't be cheapening he mayn't be cheapening we mayn't be cheapening you mayn't be cheapening they mayn't be cheapening
Perfect
I mayn't have cheapened you mayn't have cheapened he mayn't have cheapened we mayn't have cheapened you mayn't have cheapened they mayn't have cheapened
V-ing perfect
I mayn't have been cheapening you mayn't have been cheapening he mayn't have been cheapening we mayn't have been cheapening you mayn't have been cheapening they mayn't have been cheapening
Interrogative form
Simple form
may I cheapen? may you cheapen? may he cheapen? may we cheapen? may you cheapen? may they cheapen?
V-ing form
may I be cheapening? may you be cheapening? may he be cheapening? may we be cheapening? may you be cheapening? may they be cheapening?
Perfect
may I have cheapened? may you have cheapened? may he have cheapened? may we have cheapened? may you have cheapened? may they have cheapened?
V-ing perfect
may I have been cheapening? may you have been cheapening? may he have been cheapening? may we have been cheapening? may you have been cheapening? may they have been cheapening?
Interro-negative form
Simple form
mayn't I cheapen? mayn't you cheapen? mayn't he cheapen? mayn't we cheapen? mayn't you cheapen? mayn't they cheapen?
V-ing form
mayn't I be cheapening? mayn't you be cheapening? mayn't he be cheapening? mayn't we be cheapening? mayn't you be cheapening? mayn't they be cheapening?
Perfect
mayn't I have cheapened? mayn't you have cheapened? mayn't he have cheapened? mayn't we have cheapened? mayn't you have cheapened? mayn't they have cheapened?
V-ing perfect
mayn't I have been cheapening? mayn't you have been cheapening? mayn't he have been cheapening? mayn't we have been cheapening? mayn't you have been cheapening? mayn't they have been cheapening?