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