I may howl you may howl he may howl we may howl you may howl they may howl
Forma con V-ing
I may be howling you may be howling he may be howling we may be howling you may be howling they may be howling
Perfecto
I may have howled you may have howled he may have howled we may have howled you may have howled they may have howled
Perfecto con V-ing
I may have been howling you may have been howling he may have been howling we may have been howling you may have been howling they may have been howling
Negación
Forma simple
I mayn't howl you mayn't howl he mayn't howl we mayn't howl you mayn't howl they mayn't howl
Forma con V-ing
I mayn't be howling you mayn't be howling he mayn't be howling we mayn't be howling you mayn't be howling they mayn't be howling
Perfecto
I mayn't have howled you mayn't have howled he mayn't have howled we mayn't have howled you mayn't have howled they mayn't have howled
Perfecto con V-ing
I mayn't have been howling you mayn't have been howling he mayn't have been howling we mayn't have been howling you mayn't have been howling they mayn't have been howling
Forma interrogativa
Forma simple
may I howl? may you howl? may he howl? may we howl? may you howl? may they howl?
Forma con V-ing
may I be howling? may you be howling? may he be howling? may we be howling? may you be howling? may they be howling?
Perfecto
may I have howled? may you have howled? may he have howled? may we have howled? may you have howled? may they have howled?
Perfecto con V-ing
may I have been howling? may you have been howling? may he have been howling? may we have been howling? may you have been howling? may they have been howling?
Forma interro-negativa
Forma simple
mayn't I howl? mayn't you howl? mayn't he howl? mayn't we howl? mayn't you howl? mayn't they howl?
Forma con V-ing
mayn't I be howling? mayn't you be howling? mayn't he be howling? mayn't we be howling? mayn't you be howling? mayn't they be howling?
Perfecto
mayn't I have howled? mayn't you have howled? mayn't he have howled? mayn't we have howled? mayn't you have howled? mayn't they have howled?
Perfecto con V-ing
mayn't I have been howling? mayn't you have been howling? mayn't he have been howling? mayn't we have been howling? mayn't you have been howling? mayn't they have been howling?