
Verbe régulier : concern -  concerned - concerned
Traduction française : inquiéter - concerner 
Forme simple | Forme en V-ing | 
| I may concern you may concern she may concern we may concern you may concern they may concern  | I may be concerning you may be concerning she may be concerning we may be concerning you may be concerning they may be concerning  | 
Perfect | Perfect en V-ing | 
| I may have concerned you may have concerned she may have concerned we may have concerned you may have concerned they may have concerned  | 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  | 
Forme simple | Forme en V-ing | 
| I mayn't concern you mayn't concern she mayn't concern we mayn't concern you mayn't concern they mayn't concern  | 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  | 
Perfect | Perfect en V-ing | 
| 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  | 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  | 
Forme simple | Forme en V-ing | 
| may I concern? may you concern? may she concern? may we concern? may you concern? may they concern?  | may I be concerning? may you be concerning? may she be concerning? may we be concerning? may you be concerning? may they be concerning?  | 
Perfect | Perfect en V-ing | 
| may I have concerned? may you have concerned? may she have concerned? may we have concerned? may you have concerned? may they have concerned?  | 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?  | 
Forme simple | Forme en V-ing | 
| mayn't I concern? mayn't you concern? mayn't she concern? mayn't we concern? mayn't you concern? mayn't they concern?  | 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?  | 
Perfect | Perfect en V-ing | 
| 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?  | 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?  |