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 may not foul you may not foul he may not foul we may not foul you may not foul they may not foul
V-ing form
I may not be fouling you may not be fouling he may not be fouling we may not be fouling you may not be fouling they may not be fouling
Perfect
I may not have fouled you may not have fouled he may not have fouled we may not have fouled you may not have fouled they may not have fouled
V-ing perfect
I may not have been fouling you may not have been fouling he may not have been fouling we may not have been fouling you may not have been fouling they may not 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
may I not foul? may you not foul? may he not foul? may we not foul? may you not foul? may they not foul?
V-ing form
may I not be fouling? may you not be fouling? may he not be fouling? may we not be fouling? may you not be fouling? may they not be fouling?
Perfect
may I not have fouled? may you not have fouled? may he not have fouled? may we not have fouled? may you not have fouled? may they not have fouled?
V-ing perfect
may I not have been fouling? may you not have been fouling? may he not have been fouling? may we not have been fouling? may you not have been fouling? may they not have been fouling?