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