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