
Verbe régulier : dam -  dammed - dammed
Traduction française : construire un barrage sur 
Forme simple | Forme en V-ing | 
| I must dam you must dam she must dam we must dam you must dam they must dam  | I must be damming you must be damming she must be damming we must be damming you must be damming they must be damming  | 
Perfect | Perfect en V-ing | 
| I must have dammed you must have dammed she must have dammed we must have dammed you must have dammed they must have dammed  | I must have been damming you must have been damming she must have been damming we must have been damming you must have been damming they must have been damming  | 
Forme simple | Forme en V-ing | 
| I mustn't dam you mustn't dam she mustn't dam we mustn't dam you mustn't dam they mustn't dam  | I mustn't be damming you mustn't be damming she mustn't be damming we mustn't be damming you mustn't be damming they mustn't be damming  | 
Perfect | Perfect en V-ing | 
| I mustn't have dammed you mustn't have dammed she mustn't have dammed we mustn't have dammed you mustn't have dammed they mustn't have dammed  | I mustn't have been damming you mustn't have been damming she mustn't have been damming we mustn't have been damming you mustn't have been damming they mustn't have been damming  | 
Forme simple | Forme en V-ing | 
| must I dam? must you dam? must she dam? must we dam? must you dam? must they dam?  | must I be damming? must you be damming? must she be damming? must we be damming? must you be damming? must they be damming?  | 
Perfect | Perfect en V-ing | 
| must I have dammed? must you have dammed? must she have dammed? must we have dammed? must you have dammed? must they have dammed?  | must I have been damming? must you have been damming? must she have been damming? must we have been damming? must you have been damming? must they have been damming?  | 
Forme simple | Forme en V-ing | 
| mustn't I dam? mustn't you dam? mustn't she dam? mustn't we dam? mustn't you dam? mustn't they dam?  | mustn't I be damming? mustn't you be damming? mustn't she be damming? mustn't we be damming? mustn't you be damming? mustn't they be damming?  | 
Perfect | Perfect en V-ing | 
| mustn't I have dammed? mustn't you have dammed? mustn't she have dammed? mustn't we have dammed? mustn't you have dammed? mustn't they have dammed?  | mustn't I have been damming? mustn't you have been damming? mustn't she have been damming? mustn't we have been damming? mustn't you have been damming? mustn't they have been damming?  |