I may plunge you may plunge she may plunge we may plunge you may plunge they may plunge
V-ing form
I may be plunging you may be plunging she may be plunging we may be plunging you may be plunging they may be plunging
Perfect
I may have plunged you may have plunged she may have plunged we may have plunged you may have plunged they may have plunged
V-ing perfect
I may have been plunging you may have been plunging she may have been plunging we may have been plunging you may have been plunging they may have been plunging
Negation
Simple form
I mayn't plunge you mayn't plunge she mayn't plunge we mayn't plunge you mayn't plunge they mayn't plunge
V-ing form
I mayn't be plunging you mayn't be plunging she mayn't be plunging we mayn't be plunging you mayn't be plunging they mayn't be plunging
Perfect
I mayn't have plunged you mayn't have plunged she mayn't have plunged we mayn't have plunged you mayn't have plunged they mayn't have plunged
V-ing perfect
I mayn't have been plunging you mayn't have been plunging she mayn't have been plunging we mayn't have been plunging you mayn't have been plunging they mayn't have been plunging
Interrogative form
Simple form
may I plunge? may you plunge? may she plunge? may we plunge? may you plunge? may they plunge?
V-ing form
may I be plunging? may you be plunging? may she be plunging? may we be plunging? may you be plunging? may they be plunging?
Perfect
may I have plunged? may you have plunged? may she have plunged? may we have plunged? may you have plunged? may they have plunged?
V-ing perfect
may I have been plunging? may you have been plunging? may she have been plunging? may we have been plunging? may you have been plunging? may they have been plunging?
Interro-negative form
Simple form
mayn't I plunge? mayn't you plunge? mayn't she plunge? mayn't we plunge? mayn't you plunge? mayn't they plunge?
V-ing form
mayn't I be plunging? mayn't you be plunging? mayn't she be plunging? mayn't we be plunging? mayn't you be plunging? mayn't they be plunging?
Perfect
mayn't I have plunged? mayn't you have plunged? mayn't she have plunged? mayn't we have plunged? mayn't you have plunged? mayn't they have plunged?
V-ing perfect
mayn't I have been plunging? mayn't you have been plunging? mayn't she have been plunging? mayn't we have been plunging? mayn't you have been plunging? mayn't they have been plunging?