I may sire you may sire he may sire we may sire you may sire they may sire
Forma con V-ing
I may be siring you may be siring he may be siring we may be siring you may be siring they may be siring
Perfecto
I may have sired you may have sired he 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 he 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 he 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 he 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 he 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 he 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 he sire? may we sire? may you sire? may they sire?
Forma con V-ing
may I be siring? may you be siring? may he be siring? may we be siring? may you be siring? may they be siring?
Perfecto
may I have sired? may you have sired? may he 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 he 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 he 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 he 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 he 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 he have been siring? mayn't we have been siring? mayn't you have been siring? mayn't they have been siring?