
Verbo regular: tire - tired - tired
Forma simple | Forma con V-ing | 
| I may tire you may tire she may tire we may tire you may tire they may tire  | I may be tiring you may be tiring she may be tiring we may be tiring you may be tiring they may be tiring  | 
Perfecto | Perfecto con V-ing | 
| I may have tired you may have tired she may have tired we may have tired you may have tired they may have tired  | I may have been tiring you may have been tiring she may have been tiring we may have been tiring you may have been tiring they may have been tiring  | 
Forma simple | Forma con V-ing | 
| I mayn't tire you mayn't tire she mayn't tire we mayn't tire you mayn't tire they mayn't tire  | I mayn't be tiring you mayn't be tiring she mayn't be tiring we mayn't be tiring you mayn't be tiring they mayn't be tiring  | 
Perfecto | Perfecto con V-ing | 
| I mayn't have tired you mayn't have tired she mayn't have tired we mayn't have tired you mayn't have tired they mayn't have tired  | I mayn't have been tiring you mayn't have been tiring she mayn't have been tiring we mayn't have been tiring you mayn't have been tiring they mayn't have been tiring  | 
Forma simple | Forma con V-ing | 
| may I tire? may you tire? may she tire? may we tire? may you tire? may they tire?  | may I be tiring? may you be tiring? may she be tiring? may we be tiring? may you be tiring? may they be tiring?  | 
Perfecto | Perfecto con V-ing | 
| may I have tired? may you have tired? may she have tired? may we have tired? may you have tired? may they have tired?  | may I have been tiring? may you have been tiring? may she have been tiring? may we have been tiring? may you have been tiring? may they have been tiring?  | 
Forma simple | Forma con V-ing | 
| mayn't I tire? mayn't you tire? mayn't she tire? mayn't we tire? mayn't you tire? mayn't they tire?  | mayn't I be tiring? mayn't you be tiring? mayn't she be tiring? mayn't we be tiring? mayn't you be tiring? mayn't they be tiring?  | 
Perfecto | Perfecto con V-ing | 
| mayn't I have tired? mayn't you have tired? mayn't she have tired? mayn't we have tired? mayn't you have tired? mayn't they have tired?  | mayn't I have been tiring? mayn't you have been tiring? mayn't she have been tiring? mayn't we have been tiring? mayn't you have been tiring? mayn't they have been tiring?  |