English verb conjugation
MAY DRILL

Regular verb: drill - drilled - drilled

Affirmation

Simple form	V-ing form
I may drill you may drill he may drill we may drill you may drill they may drill	I may be drilling you may be drilling he may be drilling we may be drilling you may be drilling they may be drilling
Perfect	V-ing perfect
I may have drilled you may have drilled he may have drilled we may have drilled you may have drilled they may have drilled	I may have been drilling you may have been drilling he may have been drilling we may have been drilling you may have been drilling they may have been drilling

Negation

Simple form	V-ing form
I mayn't drill you mayn't drill he mayn't drill we mayn't drill you mayn't drill they mayn't drill	I mayn't be drilling you mayn't be drilling he mayn't be drilling we mayn't be drilling you mayn't be drilling they mayn't be drilling
Perfect	V-ing perfect
I mayn't have drilled you mayn't have drilled he mayn't have drilled we mayn't have drilled you mayn't have drilled they mayn't have drilled	I mayn't have been drilling you mayn't have been drilling he mayn't have been drilling we mayn't have been drilling you mayn't have been drilling they mayn't have been drilling

Interrogative form

Simple form	V-ing form
may I drill? may you drill? may he drill? may we drill? may you drill? may they drill?	may I be drilling? may you be drilling? may he be drilling? may we be drilling? may you be drilling? may they be drilling?
Perfect	V-ing perfect
may I have drilled? may you have drilled? may he have drilled? may we have drilled? may you have drilled? may they have drilled?	may I have been drilling? may you have been drilling? may he have been drilling? may we have been drilling? may you have been drilling? may they have been drilling?

Interro-negative form

Simple form	V-ing form
mayn't I drill? mayn't you drill? mayn't he drill? mayn't we drill? mayn't you drill? mayn't they drill?	mayn't I be drilling? mayn't you be drilling? mayn't he be drilling? mayn't we be drilling? mayn't you be drilling? mayn't they be drilling?
Perfect	V-ing perfect
mayn't I have drilled? mayn't you have drilled? mayn't he have drilled? mayn't we have drilled? mayn't you have drilled? mayn't they have drilled?	mayn't I have been drilling? mayn't you have been drilling? mayn't he have been drilling? mayn't we have been drilling? mayn't you have been drilling? mayn't they have been drilling?