
Irregular verb: kneel - kneeled, knelt - kneeled, knelt
Simple form | V-ing form | 
| I may kneel you may kneel she may kneel we may kneel you may kneel they may kneel  | I may be kneeling you may be kneeling she may be kneeling we may be kneeling you may be kneeling they may be kneeling  | 
Perfect | V-ing perfect | 
| I may have kneeled, knelt you may have kneeled, knelt she may have kneeled, knelt we may have kneeled, knelt you may have kneeled, knelt they may have kneeled, knelt  | I may have been kneeling you may have been kneeling she may have been kneeling we may have been kneeling you may have been kneeling they may have been kneeling  | 
Simple form | V-ing form | 
| I mayn't kneel you mayn't kneel she mayn't kneel we mayn't kneel you mayn't kneel they mayn't kneel  | I mayn't be kneeling you mayn't be kneeling she mayn't be kneeling we mayn't be kneeling you mayn't be kneeling they mayn't be kneeling  | 
Perfect | V-ing perfect | 
| I mayn't have kneeled, knelt you mayn't have kneeled, knelt she mayn't have kneeled, knelt we mayn't have kneeled, knelt you mayn't have kneeled, knelt they mayn't have kneeled, knelt  | I mayn't have been kneeling you mayn't have been kneeling she mayn't have been kneeling we mayn't have been kneeling you mayn't have been kneeling they mayn't have been kneeling  | 
Simple form | V-ing form | 
| may I kneel? may you kneel? may she kneel? may we kneel? may you kneel? may they kneel?  | may I be kneeling? may you be kneeling? may she be kneeling? may we be kneeling? may you be kneeling? may they be kneeling?  | 
Perfect | V-ing perfect | 
| may I have kneeled, knelt? may you have kneeled, knelt? may she have kneeled, knelt? may we have kneeled, knelt? may you have kneeled, knelt? may they have kneeled, knelt?  | may I have been kneeling? may you have been kneeling? may she have been kneeling? may we have been kneeling? may you have been kneeling? may they have been kneeling?  | 
Simple form | V-ing form | 
| mayn't I kneel? mayn't you kneel? mayn't she kneel? mayn't we kneel? mayn't you kneel? mayn't they kneel?  | mayn't I be kneeling? mayn't you be kneeling? mayn't she be kneeling? mayn't we be kneeling? mayn't you be kneeling? mayn't they be kneeling?  | 
Perfect | V-ing perfect | 
| mayn't I have kneeled, knelt? mayn't you have kneeled, knelt? mayn't she have kneeled, knelt? mayn't we have kneeled, knelt? mayn't you have kneeled, knelt? mayn't they have kneeled, knelt?  | mayn't I have been kneeling? mayn't you have been kneeling? mayn't she have been kneeling? mayn't we have been kneeling? mayn't you have been kneeling? mayn't they have been kneeling?  |