I may sire you may sire she may sire we may sire you may sire they may sire
Forma con V-ing
I may be siring you may be siring she may be siring we may be siring you may be siring they may be siring
Perfecto
I may have sired you may have sired she may have sired we may have sired you may have sired they may have sired
Perfecto con V-ing
I may have been siring you may have been siring she may have been siring we may have been siring you may have been siring they may have been siring
Negación
Forma simple
I mayn't sire you mayn't sire she mayn't sire we mayn't sire you mayn't sire they mayn't sire
Forma con V-ing
I mayn't be siring you mayn't be siring she mayn't be siring we mayn't be siring you mayn't be siring they mayn't be siring
Perfecto
I mayn't have sired you mayn't have sired she mayn't have sired we mayn't have sired you mayn't have sired they mayn't have sired
Perfecto con V-ing
I mayn't have been siring you mayn't have been siring she mayn't have been siring we mayn't have been siring you mayn't have been siring they mayn't have been siring
Forma interrogativa
Forma simple
may I sire? may you sire? may she sire? may we sire? may you sire? may they sire?
Forma con V-ing
may I be siring? may you be siring? may she be siring? may we be siring? may you be siring? may they be siring?
Perfecto
may I have sired? may you have sired? may she have sired? may we have sired? may you have sired? may they have sired?
Perfecto con V-ing
may I have been siring? may you have been siring? may she have been siring? may we have been siring? may you have been siring? may they have been siring?
Forma interro-negativa
Forma simple
mayn't I sire? mayn't you sire? mayn't she sire? mayn't we sire? mayn't you sire? mayn't they sire?
Forma con V-ing
mayn't I be siring? mayn't you be siring? mayn't she be siring? mayn't we be siring? mayn't you be siring? mayn't they be siring?
Perfecto
mayn't I have sired? mayn't you have sired? mayn't she have sired? mayn't we have sired? mayn't you have sired? mayn't they have sired?
Perfecto con V-ing
mayn't I have been siring? mayn't you have been siring? mayn't she have been siring? mayn't we have been siring? mayn't you have been siring? mayn't they have been siring?