I may undergo you may undergo he may undergo we may undergo you may undergo they may undergo
Forma com V-ing
I may be undergoing you may be undergoing he may be undergoing we may be undergoing you may be undergoing they may be undergoing
Perfeito
I may have undergone you may have undergone he may have undergone we may have undergone you may have undergone they may have undergone
Perfeito com V-ing
I may have been undergoing you may have been undergoing he may have been undergoing we may have been undergoing you may have been undergoing they may have been undergoing
Negação
Forma simple
I mayn't undergo you mayn't undergo he mayn't undergo we mayn't undergo you mayn't undergo they mayn't undergo
Forma com V-ing
I mayn't be undergoing you mayn't be undergoing he mayn't be undergoing we mayn't be undergoing you mayn't be undergoing they mayn't be undergoing
Perfeito
I mayn't have undergone you mayn't have undergone he mayn't have undergone we mayn't have undergone you mayn't have undergone they mayn't have undergone
Perfeito com V-ing
I mayn't have been undergoing you mayn't have been undergoing he mayn't have been undergoing we mayn't have been undergoing you mayn't have been undergoing they mayn't have been undergoing
Forma interrogativa
Forma simple
may I undergo? may you undergo? may he undergo? may we undergo? may you undergo? may they undergo?
Forma com V-ing
may I be undergoing? may you be undergoing? may he be undergoing? may we be undergoing? may you be undergoing? may they be undergoing?
Perfeito
may I have undergone? may you have undergone? may he have undergone? may we have undergone? may you have undergone? may they have undergone?
Perfeito com V-ing
may I have been undergoing? may you have been undergoing? may he have been undergoing? may we have been undergoing? may you have been undergoing? may they have been undergoing?
Forma interro-Negação
Forma simple
mayn't I undergo? mayn't you undergo? mayn't he undergo? mayn't we undergo? mayn't you undergo? mayn't they undergo?
Forma com V-ing
mayn't I be undergoing? mayn't you be undergoing? mayn't he be undergoing? mayn't we be undergoing? mayn't you be undergoing? mayn't they be undergoing?
Perfeito
mayn't I have undergone? mayn't you have undergone? mayn't he have undergone? mayn't we have undergone? mayn't you have undergone? mayn't they have undergone?
Perfeito com V-ing
mayn't I have been undergoing? mayn't you have been undergoing? mayn't he have been undergoing? mayn't we have been undergoing? mayn't you have been undergoing? mayn't they have been undergoing?