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