
Verbo regolare: undertain - undertained - undertained
Presente | Presente continuo | Preterito | Preterite continua | 
| I undertain you undertain she undertains we undertain you undertain they undertain  | I am undertaining you are undertaining she is undertaining we are undertaining you are undertaining they are undertaining  | I undertained you undertained she undertained we undertained you undertained they undertained  | I was undertaining you were undertaining she was undertaining we were undertaining you were undertaining they were undertaining  | 
Presente perfetto | Presente perfetto continuo | Piuccheperfetto | Piuccheperfetto continuo | 
| I have undertained you have undertained she has undertained we have undertained you have undertained they have undertained  | I have been undertaining you have been undertaining she has been undertaining we have been undertaining you have been undertaining they have been undertaining  | I had undertained you had undertained she had undertained we had undertained you had undertained they had undertained  | I had been undertaining you had been undertaining she had been undertaining we had been undertaining you had been undertaining they had been undertaining  | 
Futuro semplice | Futuro continuo | Futuro anteriore | Futuro anteriore contínuo | 
| I will undertain you will undertain she will undertain we will undertain you will undertain they will undertain  | I will be undertaining you will be undertaining she will be undertaining we will be undertaining you will be undertaining they will be undertaining  | I will have undertained you will have undertained she will have undertained we will have undertained you will have undertained they will have undertained  | I will have been undertaining you will have been undertaining she will have been undertaining we will have been undertaining you will have been undertaining they will have been undertaining  | 
Presente | Presente continuo | Passato | Passato continuo | 
| I would undertain you would undertain she would undertain we would undertain you would undertain they would undertain  | I would be undertaining you would be undertaining she would be undertaining we would be undertaining you would be undertaining they would be undertaining  | I would have undertained you would have undertained she would have undertained we would have undertained you would have undertained they would have undertained  | I would have been undertaining you would have been undertaining she would have been undertaining we would have been undertaining you would have been undertaining they would have been undertaining  | 
Infinito | Imperativo | 
Infinito | Imperativo | ||
| to undertain | undertain Let's undertain undertain  | 
Presente | Passato | ||
| undertaining | undertained |