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