
Verbe régulier : incur -  incurred - incurred
Traduction française : s'exposer à - contracter 
Forme simple | Forme en V-ing | 
| I must incur you must incur he must incur we must incur you must incur they must incur  | I must be incurring you must be incurring he must be incurring we must be incurring you must be incurring they must be incurring  | 
Perfect | Perfect en V-ing | 
| I must have incurred you must have incurred he must have incurred we must have incurred you must have incurred they must have incurred  | I must have been incurring you must have been incurring he must have been incurring we must have been incurring you must have been incurring they must have been incurring  | 
Forme simple | Forme en V-ing | 
| I mustn't incur you mustn't incur he mustn't incur we mustn't incur you mustn't incur they mustn't incur  | I mustn't be incurring you mustn't be incurring he mustn't be incurring we mustn't be incurring you mustn't be incurring they mustn't be incurring  | 
Perfect | Perfect en V-ing | 
| I mustn't have incurred you mustn't have incurred he mustn't have incurred we mustn't have incurred you mustn't have incurred they mustn't have incurred  | I mustn't have been incurring you mustn't have been incurring he mustn't have been incurring we mustn't have been incurring you mustn't have been incurring they mustn't have been incurring  | 
Forme simple | Forme en V-ing | 
| must I incur? must you incur? must he incur? must we incur? must you incur? must they incur?  | must I be incurring? must you be incurring? must he be incurring? must we be incurring? must you be incurring? must they be incurring?  | 
Perfect | Perfect en V-ing | 
| must I have incurred? must you have incurred? must he have incurred? must we have incurred? must you have incurred? must they have incurred?  | must I have been incurring? must you have been incurring? must he have been incurring? must we have been incurring? must you have been incurring? must they have been incurring?  | 
Forme simple | Forme en V-ing | 
| mustn't I incur? mustn't you incur? mustn't he incur? mustn't we incur? mustn't you incur? mustn't they incur?  | mustn't I be incurring? mustn't you be incurring? mustn't he be incurring? mustn't we be incurring? mustn't you be incurring? mustn't they be incurring?  | 
Perfect | Perfect en V-ing | 
| mustn't I have incurred? mustn't you have incurred? mustn't he have incurred? mustn't we have incurred? mustn't you have incurred? mustn't they have incurred?  | mustn't I have been incurring? mustn't you have been incurring? mustn't he have been incurring? mustn't we have been incurring? mustn't you have been incurring? mustn't they have been incurring?  |