
Verbo irregular: tell - told - told
Forma simple | Forma con V-ing | 
| I must tell you must tell he must tell we must tell you must tell they must tell  | I must be telling you must be telling he must be telling we must be telling you must be telling they must be telling  | 
Perfecto | Perfecto con V-ing | 
| I must have told you must have told he must have told we must have told you must have told they must have told  | I must have been telling you must have been telling he must have been telling we must have been telling you must have been telling they must have been telling  | 
Forma simple | Forma con V-ing | 
| I mustn't tell you mustn't tell he mustn't tell we mustn't tell you mustn't tell they mustn't tell  | I mustn't be telling you mustn't be telling he mustn't be telling we mustn't be telling you mustn't be telling they mustn't be telling  | 
Perfecto | Perfecto con V-ing | 
| I mustn't have told you mustn't have told he mustn't have told we mustn't have told you mustn't have told they mustn't have told  | I mustn't have been telling you mustn't have been telling he mustn't have been telling we mustn't have been telling you mustn't have been telling they mustn't have been telling  | 
Forma simple | Forma con V-ing | 
| must I tell? must you tell? must he tell? must we tell? must you tell? must they tell?  | must I be telling? must you be telling? must he be telling? must we be telling? must you be telling? must they be telling?  | 
Perfecto | Perfecto con V-ing | 
| must I have told? must you have told? must he have told? must we have told? must you have told? must they have told?  | must I have been telling? must you have been telling? must he have been telling? must we have been telling? must you have been telling? must they have been telling?  | 
Forma simple | Forma con V-ing | 
| mustn't I tell? mustn't you tell? mustn't he tell? mustn't we tell? mustn't you tell? mustn't they tell?  | mustn't I be telling? mustn't you be telling? mustn't he be telling? mustn't we be telling? mustn't you be telling? mustn't they be telling?  | 
Perfecto | Perfecto con V-ing | 
| mustn't I have told? mustn't you have told? mustn't he have told? mustn't we have told? mustn't you have told? mustn't they have told?  | mustn't I have been telling? mustn't you have been telling? mustn't he have been telling? mustn't we have been telling? mustn't you have been telling? mustn't they have been telling?  |