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