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