I may befoul you may befoul he may befoul we may befoul you may befoul they may befoul
Forme en V-ing
I may be befouling you may be befouling he may be befouling we may be befouling you may be befouling they may be befouling
Perfect
I may have befouled you may have befouled he may have befouled we may have befouled you may have befouled they may have befouled
Perfect en V-ing
I may have been befouling you may have been befouling he may have been befouling we may have been befouling you may have been befouling they may have been befouling
Négation
Forme simple
I mayn't befoul you mayn't befoul he mayn't befoul we mayn't befoul you mayn't befoul they mayn't befoul
Forme en V-ing
I mayn't be befouling you mayn't be befouling he mayn't be befouling we mayn't be befouling you mayn't be befouling they mayn't be befouling
Perfect
I mayn't have befouled you mayn't have befouled he mayn't have befouled we mayn't have befouled you mayn't have befouled they mayn't have befouled
Perfect en V-ing
I mayn't have been befouling you mayn't have been befouling he mayn't have been befouling we mayn't have been befouling you mayn't have been befouling they mayn't have been befouling
Forme interrogative
Forme simple
may I befoul? may you befoul? may he befoul? may we befoul? may you befoul? may they befoul?
Forme en V-ing
may I be befouling? may you be befouling? may he be befouling? may we be befouling? may you be befouling? may they be befouling?
Perfect
may I have befouled? may you have befouled? may he have befouled? may we have befouled? may you have befouled? may they have befouled?
Perfect en V-ing
may I have been befouling? may you have been befouling? may he have been befouling? may we have been befouling? may you have been befouling? may they have been befouling?
Forme interro-négative
Forme simple
mayn't I befoul? mayn't you befoul? mayn't he befoul? mayn't we befoul? mayn't you befoul? mayn't they befoul?
Forme en V-ing
mayn't I be befouling? mayn't you be befouling? mayn't he be befouling? mayn't we be befouling? mayn't you be befouling? mayn't they be befouling?
Perfect
mayn't I have befouled? mayn't you have befouled? mayn't he have befouled? mayn't we have befouled? mayn't you have befouled? mayn't they have befouled?
Perfect en V-ing
mayn't I have been befouling? mayn't you have been befouling? mayn't he have been befouling? mayn't we have been befouling? mayn't you have been befouling? mayn't they have been befouling?