I may besmear you may besmear she may besmear we may besmear you may besmear they may besmear
V-ing form
I may be besmearing you may be besmearing she may be besmearing we may be besmearing you may be besmearing they may be besmearing
Perfect
I may have besmeared you may have besmeared she may have besmeared we may have besmeared you may have besmeared they may have besmeared
V-ing perfect
I may have been besmearing you may have been besmearing she may have been besmearing we may have been besmearing you may have been besmearing they may have been besmearing
Negation
Simple form
I mayn't besmear you mayn't besmear she mayn't besmear we mayn't besmear you mayn't besmear they mayn't besmear
V-ing form
I mayn't be besmearing you mayn't be besmearing she mayn't be besmearing we mayn't be besmearing you mayn't be besmearing they mayn't be besmearing
Perfect
I mayn't have besmeared you mayn't have besmeared she mayn't have besmeared we mayn't have besmeared you mayn't have besmeared they mayn't have besmeared
V-ing perfect
I mayn't have been besmearing you mayn't have been besmearing she mayn't have been besmearing we mayn't have been besmearing you mayn't have been besmearing they mayn't have been besmearing
Interrogative form
Simple form
may I besmear? may you besmear? may she besmear? may we besmear? may you besmear? may they besmear?
V-ing form
may I be besmearing? may you be besmearing? may she be besmearing? may we be besmearing? may you be besmearing? may they be besmearing?
Perfect
may I have besmeared? may you have besmeared? may she have besmeared? may we have besmeared? may you have besmeared? may they have besmeared?
V-ing perfect
may I have been besmearing? may you have been besmearing? may she have been besmearing? may we have been besmearing? may you have been besmearing? may they have been besmearing?
Interro-negative form
Simple form
mayn't I besmear? mayn't you besmear? mayn't she besmear? mayn't we besmear? mayn't you besmear? mayn't they besmear?
V-ing form
mayn't I be besmearing? mayn't you be besmearing? mayn't she be besmearing? mayn't we be besmearing? mayn't you be besmearing? mayn't they be besmearing?
Perfect
mayn't I have besmeared? mayn't you have besmeared? mayn't she have besmeared? mayn't we have besmeared? mayn't you have besmeared? mayn't they have besmeared?
V-ing perfect
mayn't I have been besmearing? mayn't you have been besmearing? mayn't she have been besmearing? mayn't we have been besmearing? mayn't you have been besmearing? mayn't they have been besmearing?