
Verbe régulier : occur -  occurred - occurred
Traduction française : arriver - se trouver 
Forme simple | Forme en V-ing | 
| I'd occur you'd occur she'd occur we'd occur you'd occur they'd occur  | I'd be occurring you'd be occurring she'd be occurring we'd be occurring you'd be occurring they'd be occurring  | 
Perfect | Perfect en V-ing | 
| I should've occurred you should've occurred she should've occurred we should've occurred you should've occurred they should've occurred  | I should've been occurring you should've been occurring she should've been occurring we should've been occurring you should've been occurring they should've been occurring  | 
Forme simple | Forme en V-ing | 
| I shouldn't occur you shouldn't occur she shouldn't occur we shouldn't occur you shouldn't occur they shouldn't occur  | I shouldn't be occurring you shouldn't be occurring she shouldn't be occurring we shouldn't be occurring you shouldn't be occurring they shouldn't be occurring  | 
Perfect | Perfect en V-ing | 
| I shouldn't have occurred you shouldn't have occurred she shouldn't have occurred we shouldn't have occurred you shouldn't have occurred they shouldn't have occurred  | I shouldn't have been occurring you shouldn't have been occurring she shouldn't have been occurring we shouldn't have been occurring you shouldn't have been occurring they shouldn't have been occurring  | 
Forme simple | Forme en V-ing | 
| should I occur? should you occur? should she occur? should we occur? should you occur? should they occur?  | should I be occurring? should you be occurring? should she be occurring? should we be occurring? should you be occurring? should they be occurring?  | 
Perfect | Perfect en V-ing | 
| should I have occurred? should you have occurred? should she have occurred? should we have occurred? should you have occurred? should they have occurred?  | should I have been occurring? should you have been occurring? should she have been occurring? should we have been occurring? should you have been occurring? should they have been occurring?  | 
Forme simple | Forme en V-ing | 
| shouldn't I occur? shouldn't you occur? shouldn't she occur? shouldn't we occur? shouldn't you occur? shouldn't they occur?  | shouldn't I be occurring? shouldn't you be occurring? shouldn't she be occurring? shouldn't we be occurring? shouldn't you be occurring? shouldn't they be occurring?  | 
Perfect | Perfect en V-ing | 
| shouldn't I have occurred? shouldn't you have occurred? shouldn't she have occurred? shouldn't we have occurred? shouldn't you have occurred? shouldn't they have occurred?  | shouldn't I have been occurring? shouldn't you have been occurring? shouldn't she have been occurring? shouldn't we have been occurring? shouldn't you have been occurring? shouldn't they have been occurring?  |