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