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