I may enhance you may enhance he may enhance we may enhance you may enhance they may enhance
V-ing form
I may be enhancing you may be enhancing he may be enhancing we may be enhancing you may be enhancing they may be enhancing
Perfect
I may have enhanced you may have enhanced he may have enhanced we may have enhanced you may have enhanced they may have enhanced
V-ing perfect
I may have been enhancing you may have been enhancing he may have been enhancing we may have been enhancing you may have been enhancing they may have been enhancing
Negation
Simple form
I may not enhance you may not enhance he may not enhance we may not enhance you may not enhance they may not enhance
V-ing form
I may not be enhancing you may not be enhancing he may not be enhancing we may not be enhancing you may not be enhancing they may not be enhancing
Perfect
I may not have enhanced you may not have enhanced he may not have enhanced we may not have enhanced you may not have enhanced they may not have enhanced
V-ing perfect
I may not have been enhancing you may not have been enhancing he may not have been enhancing we may not have been enhancing you may not have been enhancing they may not have been enhancing
Interrogative form
Simple form
may I enhance? may you enhance? may he enhance? may we enhance? may you enhance? may they enhance?
V-ing form
may I be enhancing? may you be enhancing? may he be enhancing? may we be enhancing? may you be enhancing? may they be enhancing?
Perfect
may I have enhanced? may you have enhanced? may he have enhanced? may we have enhanced? may you have enhanced? may they have enhanced?
V-ing perfect
may I have been enhancing? may you have been enhancing? may he have been enhancing? may we have been enhancing? may you have been enhancing? may they have been enhancing?
Interro-negative form
Simple form
may I not enhance? may you not enhance? may he not enhance? may we not enhance? may you not enhance? may they not enhance?
V-ing form
may I not be enhancing? may you not be enhancing? may he not be enhancing? may we not be enhancing? may you not be enhancing? may they not be enhancing?
Perfect
may I not have enhanced? may you not have enhanced? may he not have enhanced? may we not have enhanced? may you not have enhanced? may they not have enhanced?
V-ing perfect
may I not have been enhancing? may you not have been enhancing? may he not have been enhancing? may we not have been enhancing? may you not have been enhancing? may they not have been enhancing?