
Verbe régulier : achieve -  achieved - achieved
Traduction française : accomplir - réaliser 
Forme simple | Forme en V-ing | 
| I must achieve you must achieve she must achieve we must achieve you must achieve they must achieve  | I must be achieving you must be achieving she must be achieving we must be achieving you must be achieving they must be achieving  | 
Perfect | Perfect en V-ing | 
| I must have achieved you must have achieved she must have achieved we must have achieved you must have achieved they must have achieved  | I must have been achieving you must have been achieving she must have been achieving we must have been achieving you must have been achieving they must have been achieving  | 
Forme simple | Forme en V-ing | 
| I mustn't achieve you mustn't achieve she mustn't achieve we mustn't achieve you mustn't achieve they mustn't achieve  | I mustn't be achieving you mustn't be achieving she mustn't be achieving we mustn't be achieving you mustn't be achieving they mustn't be achieving  | 
Perfect | Perfect en V-ing | 
| I mustn't have achieved you mustn't have achieved she mustn't have achieved we mustn't have achieved you mustn't have achieved they mustn't have achieved  | I mustn't have been achieving you mustn't have been achieving she mustn't have been achieving we mustn't have been achieving you mustn't have been achieving they mustn't have been achieving  | 
Forme simple | Forme en V-ing | 
| must I achieve? must you achieve? must she achieve? must we achieve? must you achieve? must they achieve?  | must I be achieving? must you be achieving? must she be achieving? must we be achieving? must you be achieving? must they be achieving?  | 
Perfect | Perfect en V-ing | 
| must I have achieved? must you have achieved? must she have achieved? must we have achieved? must you have achieved? must they have achieved?  | must I have been achieving? must you have been achieving? must she have been achieving? must we have been achieving? must you have been achieving? must they have been achieving?  | 
Forme simple | Forme en V-ing | 
| mustn't I achieve? mustn't you achieve? mustn't she achieve? mustn't we achieve? mustn't you achieve? mustn't they achieve?  | mustn't I be achieving? mustn't you be achieving? mustn't she be achieving? mustn't we be achieving? mustn't you be achieving? mustn't they be achieving?  | 
Perfect | Perfect en V-ing | 
| mustn't I have achieved? mustn't you have achieved? mustn't she have achieved? mustn't we have achieved? mustn't you have achieved? mustn't they have achieved?  | mustn't I have been achieving? mustn't you have been achieving? mustn't she have been achieving? mustn't we have been achieving? mustn't you have been achieving? mustn't they have been achieving?  |