
Regular verb: clack - clacked - clacked
Present | Present continuous | Preterite | Preterite continuous |
| I clack you clack he clacks we clack you clack they clack | I'm clacking you're clacking he's clacking we're clacking you're clacking they're clacking | I clacked you clacked he clacked we clacked you clacked they clacked | I was clacking you were clacking he was clacking we were clacking you were clacking they were clacking |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| I've clacked you've clacked he's clacked we've clacked you've clacked they've clacked | I've been clacking you've been clacking he's been clacking we've been clacking you've been clacking they've been clacking | I'd clacked you'd clacked he'd clacked we'd clacked you'd clacked they'd clacked | I'd been clacking you'd been clacking he'd been clacking we'd been clacking you'd been clacking they'd been clacking |
Future | Future continuous | Future perfect | Future perfect continuous |
| I'll clack you'll clack he'll clack we'll clack you'll clack they'll clack | I'll be clacking you'll be clacking he'll be clacking we'll be clacking you'll be clacking they'll be clacking | I'll have clacked you'll have clacked he'll have clacked we'll have clacked you'll have clacked they'll have clacked | I'll have been clacking you'll have been clacking he'll have been clacking we'll have been clacking you'll have been clacking they'll have been clacking |
Present | Present continuous | Past | Past continuous |
| I'd clack you'd clack he'd clack we'd clack you'd clack they'd clack | I'd be clacking you'd be clacking he'd be clacking we'd be clacking you'd be clacking they'd be clacking | I'd have clacked you'd have clacked he'd have clacked we'd have clacked you'd have clacked they'd have clacked | I'd have been clacking you'd have been clacking he'd have been clacking we'd have been clacking you'd have been clacking they'd have been clacking |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to clack | clack Let's clack clack |
Present | Past | ||
| clacking | clacked |