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