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