I may headquarter you may headquarter she may headquarter we may headquarter you may headquarter they may headquarter
V-ing form
I may be headquartering you may be headquartering she may be headquartering we may be headquartering you may be headquartering they may be headquartering
Perfect
I may have headquartered you may have headquartered she may have headquartered we may have headquartered you may have headquartered they may have headquartered
V-ing perfect
I may have been headquartering you may have been headquartering she may have been headquartering we may have been headquartering you may have been headquartering they may have been headquartering
Negation
Simple form
I mayn't headquarter you mayn't headquarter she mayn't headquarter we mayn't headquarter you mayn't headquarter they mayn't headquarter
V-ing form
I mayn't be headquartering you mayn't be headquartering she mayn't be headquartering we mayn't be headquartering you mayn't be headquartering they mayn't be headquartering
Perfect
I mayn't have headquartered you mayn't have headquartered she mayn't have headquartered we mayn't have headquartered you mayn't have headquartered they mayn't have headquartered
V-ing perfect
I mayn't have been headquartering you mayn't have been headquartering she mayn't have been headquartering we mayn't have been headquartering you mayn't have been headquartering they mayn't have been headquartering
Interrogative form
Simple form
may I headquarter? may you headquarter? may she headquarter? may we headquarter? may you headquarter? may they headquarter?
V-ing form
may I be headquartering? may you be headquartering? may she be headquartering? may we be headquartering? may you be headquartering? may they be headquartering?
Perfect
may I have headquartered? may you have headquartered? may she have headquartered? may we have headquartered? may you have headquartered? may they have headquartered?
V-ing perfect
may I have been headquartering? may you have been headquartering? may she have been headquartering? may we have been headquartering? may you have been headquartering? may they have been headquartering?
Interro-negative form
Simple form
mayn't I headquarter? mayn't you headquarter? mayn't she headquarter? mayn't we headquarter? mayn't you headquarter? mayn't they headquarter?
V-ing form
mayn't I be headquartering? mayn't you be headquartering? mayn't she be headquartering? mayn't we be headquartering? mayn't you be headquartering? mayn't they be headquartering?
Perfect
mayn't I have headquartered? mayn't you have headquartered? mayn't she have headquartered? mayn't we have headquartered? mayn't you have headquartered? mayn't they have headquartered?
V-ing perfect
mayn't I have been headquartering? mayn't you have been headquartering? mayn't she have been headquartering? mayn't we have been headquartering? mayn't you have been headquartering? mayn't they have been headquartering?