
Irregular verb: be - was/were - been
Simple form | V-ing form | 
| I may be you may be she may be we may be you may be they may be  | I may be being you may be being she may be being we may be being you may be being they may be being  | 
Perfect | V-ing perfect | 
| I may have been you may have been she may have been we may have been you may have been they may have been  | I may have been being you may have been being she may have been being we may have been being you may have been being they may have been being  | 
Simple form | V-ing form | 
| I mayn't be you mayn't be she mayn't be we mayn't be you mayn't be they mayn't be  | I mayn't be being you mayn't be being she mayn't be being we mayn't be being you mayn't be being they mayn't be being  | 
Perfect | V-ing perfect | 
| I mayn't have been you mayn't have been she mayn't have been we mayn't have been you mayn't have been they mayn't have been  | I mayn't have been being you mayn't have been being she mayn't have been being we mayn't have been being you mayn't have been being they mayn't have been being  | 
Simple form | V-ing form | 
| may I be? may you be? may she be? may we be? may you be? may they be?  | may I be being? may you be being? may she be being? may we be being? may you be being? may they be being?  | 
Perfect | V-ing perfect | 
| may I have been? may you have been? may she have been? may we have been? may you have been? may they have been?  | may I have been being? may you have been being? may she have been being? may we have been being? may you have been being? may they have been being?  | 
Simple form | V-ing form | 
| mayn't I be? mayn't you be? mayn't she be? mayn't we be? mayn't you be? mayn't they be?  | mayn't I be being? mayn't you be being? mayn't she be being? mayn't we be being? mayn't you be being? mayn't they be being?  | 
Perfect | V-ing perfect | 
| mayn't I have been? mayn't you have been? mayn't she have been? mayn't we have been? mayn't you have been? mayn't they have been?  | mayn't I have been being? mayn't you have been being? mayn't she have been being? mayn't we have been being? mayn't you have been being? mayn't they have been being?  |