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