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