I may fire you may fire she may fire we may fire you may fire they may fire
V-ing form
I may be firing you may be firing she may be firing we may be firing you may be firing they may be firing
Perfect
I may have fired you may have fired she may have fired we may have fired you may have fired they may have fired
V-ing perfect
I may have been firing you may have been firing she may have been firing we may have been firing you may have been firing they may have been firing
Negation
Simple form
I may not fire you may not fire she may not fire we may not fire you may not fire they may not fire
V-ing form
I may not be firing you may not be firing she may not be firing we may not be firing you may not be firing they may not be firing
Perfect
I may not have fired you may not have fired she may not have fired we may not have fired you may not have fired they may not have fired
V-ing perfect
I may not have been firing you may not have been firing she may not have been firing we may not have been firing you may not have been firing they may not have been firing
Interrogative form
Simple form
may I fire? may you fire? may she fire? may we fire? may you fire? may they fire?
V-ing form
may I be firing? may you be firing? may she be firing? may we be firing? may you be firing? may they be firing?
Perfect
may I have fired? may you have fired? may she have fired? may we have fired? may you have fired? may they have fired?
V-ing perfect
may I have been firing? may you have been firing? may she have been firing? may we have been firing? may you have been firing? may they have been firing?
Interro-negative form
Simple form
may I not fire? may you not fire? may she not fire? may we not fire? may you not fire? may they not fire?
V-ing form
may I not be firing? may you not be firing? may she not be firing? may we not be firing? may you not be firing? may they not be firing?
Perfect
may I not have fired? may you not have fired? may she not have fired? may we not have fired? may you not have fired? may they not have fired?
V-ing perfect
may I not have been firing? may you not have been firing? may she not have been firing? may we not have been firing? may you not have been firing? may they not have been firing?