I may haven you may haven she may haven we may haven you may haven they may haven
Forme en V-ing
I may be havening you may be havening she may be havening we may be havening you may be havening they may be havening
Perfect
I may have havened you may have havened she may have havened we may have havened you may have havened they may have havened
Perfect en V-ing
I may have been havening you may have been havening she may have been havening we may have been havening you may have been havening they may have been havening
Négation
Forme simple
I mayn't haven you mayn't haven she mayn't haven we mayn't haven you mayn't haven they mayn't haven
Forme en V-ing
I mayn't be havening you mayn't be havening she mayn't be havening we mayn't be havening you mayn't be havening they mayn't be havening
Perfect
I mayn't have havened you mayn't have havened she mayn't have havened we mayn't have havened you mayn't have havened they mayn't have havened
Perfect en V-ing
I mayn't have been havening you mayn't have been havening she mayn't have been havening we mayn't have been havening you mayn't have been havening they mayn't have been havening
Forme interrogative
Forme simple
may I haven? may you haven? may she haven? may we haven? may you haven? may they haven?
Forme en V-ing
may I be havening? may you be havening? may she be havening? may we be havening? may you be havening? may they be havening?
Perfect
may I have havened? may you have havened? may she have havened? may we have havened? may you have havened? may they have havened?
Perfect en V-ing
may I have been havening? may you have been havening? may she have been havening? may we have been havening? may you have been havening? may they have been havening?
Forme interro-négative
Forme simple
mayn't I haven? mayn't you haven? mayn't she haven? mayn't we haven? mayn't you haven? mayn't they haven?
Forme en V-ing
mayn't I be havening? mayn't you be havening? mayn't she be havening? mayn't we be havening? mayn't you be havening? mayn't they be havening?
Perfect
mayn't I have havened? mayn't you have havened? mayn't she have havened? mayn't we have havened? mayn't you have havened? mayn't they have havened?
Perfect en V-ing
mayn't I have been havening? mayn't you have been havening? mayn't she have been havening? mayn't we have been havening? mayn't you have been havening? mayn't they have been havening?