I may oil you may oil she may oil we may oil you may oil they may oil
V-ing form
I may be oiling you may be oiling she may be oiling we may be oiling you may be oiling they may be oiling
Perfect
I may have oiled you may have oiled she may have oiled we may have oiled you may have oiled they may have oiled
V-ing perfect
I may have been oiling you may have been oiling she may have been oiling we may have been oiling you may have been oiling they may have been oiling
Negation
Simple form
I may not oil you may not oil she may not oil we may not oil you may not oil they may not oil
V-ing form
I may not be oiling you may not be oiling she may not be oiling we may not be oiling you may not be oiling they may not be oiling
Perfect
I may not have oiled you may not have oiled she may not have oiled we may not have oiled you may not have oiled they may not have oiled
V-ing perfect
I may not have been oiling you may not have been oiling she may not have been oiling we may not have been oiling you may not have been oiling they may not have been oiling
Interrogative form
Simple form
may I oil? may you oil? may she oil? may we oil? may you oil? may they oil?
V-ing form
may I be oiling? may you be oiling? may she be oiling? may we be oiling? may you be oiling? may they be oiling?
Perfect
may I have oiled? may you have oiled? may she have oiled? may we have oiled? may you have oiled? may they have oiled?
V-ing perfect
may I have been oiling? may you have been oiling? may she have been oiling? may we have been oiling? may you have been oiling? may they have been oiling?
Interro-negative form
Simple form
may I not oil? may you not oil? may she not oil? may we not oil? may you not oil? may they not oil?
V-ing form
may I not be oiling? may you not be oiling? may she not be oiling? may we not be oiling? may you not be oiling? may they not be oiling?
Perfect
may I not have oiled? may you not have oiled? may she not have oiled? may we not have oiled? may you not have oiled? may they not have oiled?
V-ing perfect
may I not have been oiling? may you not have been oiling? may she not have been oiling? may we not have been oiling? may you not have been oiling? may they not have been oiling?