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