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 may not secede you may not secede he may not secede we may not secede you may not secede they may not secede
V-ing form
I may not be seceding you may not be seceding he may not be seceding we may not be seceding you may not be seceding they may not be seceding
Perfect
I may not have seceded you may not have seceded he may not have seceded we may not have seceded you may not have seceded they may not have seceded
V-ing perfect
I may not have been seceding you may not have been seceding he may not have been seceding we may not have been seceding you may not have been seceding they may not 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
may I not secede? may you not secede? may he not secede? may we not secede? may you not secede? may they not secede?
V-ing form
may I not be seceding? may you not be seceding? may he not be seceding? may we not be seceding? may you not be seceding? may they not be seceding?
Perfect
may I not have seceded? may you not have seceded? may he not have seceded? may we not have seceded? may you not have seceded? may they not have seceded?
V-ing perfect
may I not have been seceding? may you not have been seceding? may he not have been seceding? may we not have been seceding? may you not have been seceding? may they not have been seceding?