
Verbo regular: commence - commenced - commenced
| Presente | Presente continuo | Pretérito | Pretérito continuo | 
| I commence you commence he commences we commence you commence they commence | I am commencing you are commencing he is commencing we are commencing you are commencing they are commencing | I commenced you commenced he commenced we commenced you commenced they commenced | I was commencing you were commencing he was commencing we were commencing you were commencing they were commencing | 
| Presente perfecto | Presente perfecto continuo | Pluscuamperfecto | Pluscuamperfecto continuo | 
| I have commenced you have commenced he has commenced we have commenced you have commenced they have commenced | I have been commencing you have been commencing he has been commencing we have been commencing you have been commencing they have been commencing | I had commenced you had commenced he had commenced we had commenced you had commenced they had commenced | I had been commencing you had been commencing he had been commencing we had been commencing you had been commencing they had been commencing | 
| Futuro simple | Futuro continuo | Futuro perfecto | Futuro perfecto contínuo | 
| I will commence you will commence he will commence we will commence you will commence they will commence | I will be commencing you will be commencing he will be commencing we will be commencing you will be commencing they will be commencing | I will have commenced you will have commenced he will have commenced we will have commenced you will have commenced they will have commenced | I will have been commencing you will have been commencing he will have been commencing we will have been commencing you will have been commencing they will have been commencing | 
| Presente | Presente continuo | Passado | Passado continuo | 
| I would commence you would commence he would commence we would commence you would commence they would commence | I would be commencing you would be commencing he would be commencing we would be commencing you would be commencing they would be commencing | I would have commenced you would have commenced he would have commenced we would have commenced you would have commenced they would have commenced | I would have been commencing you would have been commencing he would have been commencing we would have been commencing you would have been commencing they would have been commencing | 
| Infinitivo | Imperativo | 
| Infinitivo | Imperativo | ||
| to commence | commence Let's commence commence | 
| Presente | Passado | ||
| commencing | commenced |