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