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