I may while you may while he may while we may while you may while they may while
V-ing form
I may be whiling you may be whiling he may be whiling we may be whiling you may be whiling they may be whiling
Perfect
I may have whiled you may have whiled he may have whiled we may have whiled you may have whiled they may have whiled
V-ing perfect
I may have been whiling you may have been whiling he may have been whiling we may have been whiling you may have been whiling they may have been whiling
Negation
Simple form
I mayn't while you mayn't while he mayn't while we mayn't while you mayn't while they mayn't while
V-ing form
I mayn't be whiling you mayn't be whiling he mayn't be whiling we mayn't be whiling you mayn't be whiling they mayn't be whiling
Perfect
I mayn't have whiled you mayn't have whiled he mayn't have whiled we mayn't have whiled you mayn't have whiled they mayn't have whiled
V-ing perfect
I mayn't have been whiling you mayn't have been whiling he mayn't have been whiling we mayn't have been whiling you mayn't have been whiling they mayn't have been whiling
Interrogative form
Simple form
may I while? may you while? may he while? may we while? may you while? may they while?
V-ing form
may I be whiling? may you be whiling? may he be whiling? may we be whiling? may you be whiling? may they be whiling?
Perfect
may I have whiled? may you have whiled? may he have whiled? may we have whiled? may you have whiled? may they have whiled?
V-ing perfect
may I have been whiling? may you have been whiling? may he have been whiling? may we have been whiling? may you have been whiling? may they have been whiling?
Interro-negative form
Simple form
mayn't I while? mayn't you while? mayn't he while? mayn't we while? mayn't you while? mayn't they while?
V-ing form
mayn't I be whiling? mayn't you be whiling? mayn't he be whiling? mayn't we be whiling? mayn't you be whiling? mayn't they be whiling?
Perfect
mayn't I have whiled? mayn't you have whiled? mayn't he have whiled? mayn't we have whiled? mayn't you have whiled? mayn't they have whiled?
V-ing perfect
mayn't I have been whiling? mayn't you have been whiling? mayn't he have been whiling? mayn't we have been whiling? mayn't you have been whiling? mayn't they have been whiling?