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