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