
Verbo irregular: know - knew - known
| Presente | Presente continuo | Pretérito | Pretérito continuo | 
| I know you know he knows we know you know they know | I'm knowing you're knowing he's knowing we're knowing you're knowing they're knowing | I knew you knew he knew we knew you knew they knew | I was knowing you were knowing he was knowing we were knowing you were knowing they were knowing | 
| Presente perfecto | Presente perfecto continuo | Pluscuamperfecto | Pluscuamperfecto continuo | 
| I've known you've known he's known we've known you've known they've known | I've been knowing you've been knowing he's been knowing we've been knowing you've been knowing they've been knowing | I'd known you'd known he'd known we'd known you'd known they'd known | I'd been knowing you'd been knowing he'd been knowing we'd been knowing you'd been knowing they'd been knowing | 
| Futuro simple | Futuro continuo | Futuro perfecto | Futuro perfecto contínuo | 
| I'll know you'll know he'll know we'll know you'll know they'll know | I'll be knowing you'll be knowing he'll be knowing we'll be knowing you'll be knowing they'll be knowing | I'll have known you'll have known he'll have known we'll have known you'll have known they'll have known | I'll have been knowing you'll have been knowing he'll have been knowing we'll have been knowing you'll have been knowing they'll have been knowing | 
| Presente | Presente continuo | Passado | Passado continuo | 
| I'd know you'd know he'd know we'd know you'd know they'd know | I'd be knowing you'd be knowing he'd be knowing we'd be knowing you'd be knowing they'd be knowing | I'd have known you'd have known he'd have known we'd have known you'd have known they'd have known | I'd have been knowing you'd have been knowing he'd have been knowing we'd have been knowing you'd have been knowing they'd have been knowing | 
| Infinitivo | Imperativo | 
| Infinitivo | Imperativo | ||
| to know | know Let's know know | 
| Presente | Passado | ||
| knowing | known |