
Verbe régulier : board -  boarded - boarded
Traduction française : monter à bord de - être en pension 
| Forme simple | Forme en V-ing | 
| I must board you must board he must board we must board you must board they must board | I must be boarding you must be boarding he must be boarding we must be boarding you must be boarding they must be boarding | 
| Perfect | Perfect en V-ing | 
| I must have boarded you must have boarded he must have boarded we must have boarded you must have boarded they must have boarded | I must have been boarding you must have been boarding he must have been boarding we must have been boarding you must have been boarding they must have been boarding | 
| Forme simple | Forme en V-ing | 
| I mustn't board you mustn't board he mustn't board we mustn't board you mustn't board they mustn't board | I mustn't be boarding you mustn't be boarding he mustn't be boarding we mustn't be boarding you mustn't be boarding they mustn't be boarding | 
| Perfect | Perfect en V-ing | 
| I mustn't have boarded you mustn't have boarded he mustn't have boarded we mustn't have boarded you mustn't have boarded they mustn't have boarded | I mustn't have been boarding you mustn't have been boarding he mustn't have been boarding we mustn't have been boarding you mustn't have been boarding they mustn't have been boarding | 
| Forme simple | Forme en V-ing | 
| must I board? must you board? must he board? must we board? must you board? must they board? | must I be boarding? must you be boarding? must he be boarding? must we be boarding? must you be boarding? must they be boarding? | 
| Perfect | Perfect en V-ing | 
| must I have boarded? must you have boarded? must he have boarded? must we have boarded? must you have boarded? must they have boarded? | must I have been boarding? must you have been boarding? must he have been boarding? must we have been boarding? must you have been boarding? must they have been boarding? | 
| Forme simple | Forme en V-ing | 
| mustn't I board? mustn't you board? mustn't he board? mustn't we board? mustn't you board? mustn't they board? | mustn't I be boarding? mustn't you be boarding? mustn't he be boarding? mustn't we be boarding? mustn't you be boarding? mustn't they be boarding? | 
| Perfect | Perfect en V-ing | 
| mustn't I have boarded? mustn't you have boarded? mustn't he have boarded? mustn't we have boarded? mustn't you have boarded? mustn't they have boarded? | mustn't I have been boarding? mustn't you have been boarding? mustn't he have been boarding? mustn't we have been boarding? mustn't you have been boarding? mustn't they have been boarding? |