I may foul you may foul he may foul we may foul you may foul they may foul
V-ing form
I may be fouling you may be fouling he may be fouling we may be fouling you may be fouling they may be fouling
Perfect
I may have fouled you may have fouled he may have fouled we may have fouled you may have fouled they may have fouled
V-ing perfect
I may have been fouling you may have been fouling he may have been fouling we may have been fouling you may have been fouling they may have been fouling
Negation
Simple form
I mayn't foul you mayn't foul he mayn't foul we mayn't foul you mayn't foul they mayn't foul
V-ing form
I mayn't be fouling you mayn't be fouling he mayn't be fouling we mayn't be fouling you mayn't be fouling they mayn't be fouling
Perfect
I mayn't have fouled you mayn't have fouled he mayn't have fouled we mayn't have fouled you mayn't have fouled they mayn't have fouled
V-ing perfect
I mayn't have been fouling you mayn't have been fouling he mayn't have been fouling we mayn't have been fouling you mayn't have been fouling they mayn't have been fouling
Interrogative form
Simple form
may I foul? may you foul? may he foul? may we foul? may you foul? may they foul?
V-ing form
may I be fouling? may you be fouling? may he be fouling? may we be fouling? may you be fouling? may they be fouling?
Perfect
may I have fouled? may you have fouled? may he have fouled? may we have fouled? may you have fouled? may they have fouled?
V-ing perfect
may I have been fouling? may you have been fouling? may he have been fouling? may we have been fouling? may you have been fouling? may they have been fouling?
Interro-negative form
Simple form
mayn't I foul? mayn't you foul? mayn't he foul? mayn't we foul? mayn't you foul? mayn't they foul?
V-ing form
mayn't I be fouling? mayn't you be fouling? mayn't he be fouling? mayn't we be fouling? mayn't you be fouling? mayn't they be fouling?
Perfect
mayn't I have fouled? mayn't you have fouled? mayn't he have fouled? mayn't we have fouled? mayn't you have fouled? mayn't they have fouled?
V-ing perfect
mayn't I have been fouling? mayn't you have been fouling? mayn't he have been fouling? mayn't we have been fouling? mayn't you have been fouling? mayn't they have been fouling?