
Verbe régulier : observe -  observed - observed
Traduction française : observer - (faire) remarquer 
| Présent | Présent continu | Prétérit | Prétérit continu | 
| I observe you observe he observes we observe you observe they observe | I'm observing you're observing he's observing we're observing you're observing they're observing | I observed you observed he observed we observed you observed they observed | I was observing you were observing he was observing we were observing you were observing they were observing | 
| Present perfect | Present perfect continu | Pluperfect | Pluperfect continu | 
| I've observed you've observed he's observed we've observed you've observed they've observed | I've been observing you've been observing he's been observing we've been observing you've been observing they've been observing | I'd observed you'd observed he'd observed we'd observed you'd observed they'd observed | I'd been observing you'd been observing he'd been observing we'd been observing you'd been observing they'd been observing | 
| Futur | Futur continu | Futur antérieur | Futur antérieur continu | 
| I'll observe you'll observe he'll observe we'll observe you'll observe they'll observe | I'll be observing you'll be observing he'll be observing we'll be observing you'll be observing they'll be observing | I'll have observed you'll have observed he'll have observed we'll have observed you'll have observed they'll have observed | I'll have been observing you'll have been observing he'll have been observing we'll have been observing you'll have been observing they'll have been observing | 
| Présent | Présent continu | Passé | Passé continu | 
| I'd observe you'd observe he'd observe we'd observe you'd observe they'd observe | I'd be observing you'd be observing he'd be observing we'd be observing you'd be observing they'd be observing | I'd have observed you'd have observed he'd have observed we'd have observed you'd have observed they'd have observed | I'd have been observing you'd have been observing he'd have been observing we'd have been observing you'd have been observing they'd have been observing | 
| Infinitif | Impératif | 
| Infinitif | Impératif | ||
| to observe | observe Let's observe observe | 
| Présent | Passé | ||
| observing | observed |