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