I may behave you may behave she may behave we may behave you may behave they may behave
V-ing form
I may be behaving you may be behaving she may be behaving we may be behaving you may be behaving they may be behaving
Perfect
I may have behaved you may have behaved she may have behaved we may have behaved you may have behaved they may have behaved
V-ing perfect
I may have been behaving you may have been behaving she may have been behaving we may have been behaving you may have been behaving they may have been behaving
Negation
Simple form
I may not behave you may not behave she may not behave we may not behave you may not behave they may not behave
V-ing form
I may not be behaving you may not be behaving she may not be behaving we may not be behaving you may not be behaving they may not be behaving
Perfect
I may not have behaved you may not have behaved she may not have behaved we may not have behaved you may not have behaved they may not have behaved
V-ing perfect
I may not have been behaving you may not have been behaving she may not have been behaving we may not have been behaving you may not have been behaving they may not have been behaving
Interrogative form
Simple form
may I behave? may you behave? may she behave? may we behave? may you behave? may they behave?
V-ing form
may I be behaving? may you be behaving? may she be behaving? may we be behaving? may you be behaving? may they be behaving?
Perfect
may I have behaved? may you have behaved? may she have behaved? may we have behaved? may you have behaved? may they have behaved?
V-ing perfect
may I have been behaving? may you have been behaving? may she have been behaving? may we have been behaving? may you have been behaving? may they have been behaving?
Interro-negative form
Simple form
may I not behave? may you not behave? may she not behave? may we not behave? may you not behave? may they not behave?
V-ing form
may I not be behaving? may you not be behaving? may she not be behaving? may we not be behaving? may you not be behaving? may they not be behaving?
Perfect
may I not have behaved? may you not have behaved? may she not have behaved? may we not have behaved? may you not have behaved? may they not have behaved?
V-ing perfect
may I not have been behaving? may you not have been behaving? may she not have been behaving? may we not have been behaving? may you not have been behaving? may they not have been behaving?