
Verbe régulier : operate -  operated - operated
Traduction française : faire fonctionner - marcher 
Forme simple | Forme en V-ing | 
| I must operate you must operate she must operate we must operate you must operate they must operate  | I must be operating you must be operating she must be operating we must be operating you must be operating they must be operating  | 
Perfect | Perfect en V-ing | 
| I must have operated you must have operated she must have operated we must have operated you must have operated they must have operated  | I must have been operating you must have been operating she must have been operating we must have been operating you must have been operating they must have been operating  | 
Forme simple | Forme en V-ing | 
| I mustn't operate you mustn't operate she mustn't operate we mustn't operate you mustn't operate they mustn't operate  | I mustn't be operating you mustn't be operating she mustn't be operating we mustn't be operating you mustn't be operating they mustn't be operating  | 
Perfect | Perfect en V-ing | 
| I mustn't have operated you mustn't have operated she mustn't have operated we mustn't have operated you mustn't have operated they mustn't have operated  | I mustn't have been operating you mustn't have been operating she mustn't have been operating we mustn't have been operating you mustn't have been operating they mustn't have been operating  | 
Forme simple | Forme en V-ing | 
| must I operate? must you operate? must she operate? must we operate? must you operate? must they operate?  | must I be operating? must you be operating? must she be operating? must we be operating? must you be operating? must they be operating?  | 
Perfect | Perfect en V-ing | 
| must I have operated? must you have operated? must she have operated? must we have operated? must you have operated? must they have operated?  | must I have been operating? must you have been operating? must she have been operating? must we have been operating? must you have been operating? must they have been operating?  | 
Forme simple | Forme en V-ing | 
| mustn't I operate? mustn't you operate? mustn't she operate? mustn't we operate? mustn't you operate? mustn't they operate?  | mustn't I be operating? mustn't you be operating? mustn't she be operating? mustn't we be operating? mustn't you be operating? mustn't they be operating?  | 
Perfect | Perfect en V-ing | 
| mustn't I have operated? mustn't you have operated? mustn't she have operated? mustn't we have operated? mustn't you have operated? mustn't they have operated?  | mustn't I have been operating? mustn't you have been operating? mustn't she have been operating? mustn't we have been operating? mustn't you have been operating? mustn't they have been operating?  |