English verb conjugation
MAY MASTER

Regular verb: master - mastered - mastered

Affirmation

Simple form	V-ing form
I may master you may master he may master we may master you may master they may master	I may be mastering you may be mastering he may be mastering we may be mastering you may be mastering they may be mastering
Perfect	V-ing perfect
I may have mastered you may have mastered he may have mastered we may have mastered you may have mastered they may have mastered	I may have been mastering you may have been mastering he may have been mastering we may have been mastering you may have been mastering they may have been mastering

Negation

Simple form	V-ing form
I mayn't master you mayn't master he mayn't master we mayn't master you mayn't master they mayn't master	I mayn't be mastering you mayn't be mastering he mayn't be mastering we mayn't be mastering you mayn't be mastering they mayn't be mastering
Perfect	V-ing perfect
I mayn't have mastered you mayn't have mastered he mayn't have mastered we mayn't have mastered you mayn't have mastered they mayn't have mastered	I mayn't have been mastering you mayn't have been mastering he mayn't have been mastering we mayn't have been mastering you mayn't have been mastering they mayn't have been mastering

Interrogative form

Simple form	V-ing form
may I master? may you master? may he master? may we master? may you master? may they master?	may I be mastering? may you be mastering? may he be mastering? may we be mastering? may you be mastering? may they be mastering?
Perfect	V-ing perfect
may I have mastered? may you have mastered? may he have mastered? may we have mastered? may you have mastered? may they have mastered?	may I have been mastering? may you have been mastering? may he have been mastering? may we have been mastering? may you have been mastering? may they have been mastering?

Interro-negative form

Simple form	V-ing form
mayn't I master? mayn't you master? mayn't he master? mayn't we master? mayn't you master? mayn't they master?	mayn't I be mastering? mayn't you be mastering? mayn't he be mastering? mayn't we be mastering? mayn't you be mastering? mayn't they be mastering?
Perfect	V-ing perfect
mayn't I have mastered? mayn't you have mastered? mayn't he have mastered? mayn't we have mastered? mayn't you have mastered? mayn't they have mastered?	mayn't I have been mastering? mayn't you have been mastering? mayn't he have been mastering? mayn't we have been mastering? mayn't you have been mastering? mayn't they have been mastering?