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