
Verbe régulier : improve -  improved - improved
Traduction française : améliorer - s'améliorer 
| Présent | Présent continu | Prétérit | Prétérit continu | 
| I improve you improve he improves we improve you improve they improve | I'm improving you're improving he's improving we're improving you're improving they're improving | I improved you improved he improved we improved you improved they improved | I was improving you were improving he was improving we were improving you were improving they were improving | 
| Present perfect | Present perfect continu | Pluperfect | Pluperfect continu | 
| I've improved you've improved he's improved we've improved you've improved they've improved | I've been improving you've been improving he's been improving we've been improving you've been improving they've been improving | I'd improved you'd improved he'd improved we'd improved you'd improved they'd improved | I'd been improving you'd been improving he'd been improving we'd been improving you'd been improving they'd been improving | 
| Futur | Futur continu | Futur antérieur | Futur antérieur continu | 
| I'll improve you'll improve he'll improve we'll improve you'll improve they'll improve | I'll be improving you'll be improving he'll be improving we'll be improving you'll be improving they'll be improving | I'll have improved you'll have improved he'll have improved we'll have improved you'll have improved they'll have improved | I'll have been improving you'll have been improving he'll have been improving we'll have been improving you'll have been improving they'll have been improving | 
| Présent | Présent continu | Passé | Passé continu | 
| I'd improve you'd improve he'd improve we'd improve you'd improve they'd improve | I'd be improving you'd be improving he'd be improving we'd be improving you'd be improving they'd be improving | I'd have improved you'd have improved he'd have improved we'd have improved you'd have improved they'd have improved | I'd have been improving you'd have been improving he'd have been improving we'd have been improving you'd have been improving they'd have been improving | 
| Infinitif | Impératif | 
| Infinitif | Impératif | ||
| to improve | improve Let's improve improve | 
| Présent | Passé | ||
| improving | improved |