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