I may concern you may concern she may concern we may concern you may concern they may concern
Forma con V-ing
I may be concerning you may be concerning she may be concerning we may be concerning you may be concerning they may be concerning
Perfecto
I may have concerned you may have concerned she may have concerned we may have concerned you may have concerned they may have concerned
Perfecto con V-ing
I may have been concerning you may have been concerning she may have been concerning we may have been concerning you may have been concerning they may have been concerning
Negación
Forma simple
I mayn't concern you mayn't concern she mayn't concern we mayn't concern you mayn't concern they mayn't concern
Forma con V-ing
I mayn't be concerning you mayn't be concerning she mayn't be concerning we mayn't be concerning you mayn't be concerning they mayn't be concerning
Perfecto
I mayn't have concerned you mayn't have concerned she mayn't have concerned we mayn't have concerned you mayn't have concerned they mayn't have concerned
Perfecto con V-ing
I mayn't have been concerning you mayn't have been concerning she mayn't have been concerning we mayn't have been concerning you mayn't have been concerning they mayn't have been concerning
Forma interrogativa
Forma simple
may I concern? may you concern? may she concern? may we concern? may you concern? may they concern?
Forma con V-ing
may I be concerning? may you be concerning? may she be concerning? may we be concerning? may you be concerning? may they be concerning?
Perfecto
may I have concerned? may you have concerned? may she have concerned? may we have concerned? may you have concerned? may they have concerned?
Perfecto con V-ing
may I have been concerning? may you have been concerning? may she have been concerning? may we have been concerning? may you have been concerning? may they have been concerning?
Forma interro-negativa
Forma simple
mayn't I concern? mayn't you concern? mayn't she concern? mayn't we concern? mayn't you concern? mayn't they concern?
Forma con V-ing
mayn't I be concerning? mayn't you be concerning? mayn't she be concerning? mayn't we be concerning? mayn't you be concerning? mayn't they be concerning?
Perfecto
mayn't I have concerned? mayn't you have concerned? mayn't she have concerned? mayn't we have concerned? mayn't you have concerned? mayn't they have concerned?
Perfecto con V-ing
mayn't I have been concerning? mayn't you have been concerning? mayn't she have been concerning? mayn't we have been concerning? mayn't you have been concerning? mayn't they have been concerning?