
Regular verb: pet - petted - petted
Simple form | V-ing form | 
| I may pet you may pet she may pet we may pet you may pet they may pet  | I may be petting you may be petting she may be petting we may be petting you may be petting they may be petting  | 
Perfect | V-ing perfect | 
| I may have petted you may have petted she may have petted we may have petted you may have petted they may have petted  | I may have been petting you may have been petting she may have been petting we may have been petting you may have been petting they may have been petting  | 
Simple form | V-ing form | 
| I mayn't pet you mayn't pet she mayn't pet we mayn't pet you mayn't pet they mayn't pet  | I mayn't be petting you mayn't be petting she mayn't be petting we mayn't be petting you mayn't be petting they mayn't be petting  | 
Perfect | V-ing perfect | 
| I mayn't have petted you mayn't have petted she mayn't have petted we mayn't have petted you mayn't have petted they mayn't have petted  | I mayn't have been petting you mayn't have been petting she mayn't have been petting we mayn't have been petting you mayn't have been petting they mayn't have been petting  | 
Simple form | V-ing form | 
| may I pet? may you pet? may she pet? may we pet? may you pet? may they pet?  | may I be petting? may you be petting? may she be petting? may we be petting? may you be petting? may they be petting?  | 
Perfect | V-ing perfect | 
| may I have petted? may you have petted? may she have petted? may we have petted? may you have petted? may they have petted?  | may I have been petting? may you have been petting? may she have been petting? may we have been petting? may you have been petting? may they have been petting?  | 
Simple form | V-ing form | 
| mayn't I pet? mayn't you pet? mayn't she pet? mayn't we pet? mayn't you pet? mayn't they pet?  | mayn't I be petting? mayn't you be petting? mayn't she be petting? mayn't we be petting? mayn't you be petting? mayn't they be petting?  | 
Perfect | V-ing perfect | 
| mayn't I have petted? mayn't you have petted? mayn't she have petted? mayn't we have petted? mayn't you have petted? mayn't they have petted?  | mayn't I have been petting? mayn't you have been petting? mayn't she have been petting? mayn't we have been petting? mayn't you have been petting? mayn't they have been petting?  |