
Irregular verb: countersink - countersank - countersunk
Present | Present continuous | Preterite | Preterite continuous |
| I countersink you countersink he countersinks we countersink you countersink they countersink | I'm countersinking you're countersinking he's countersinking we're countersinking you're countersinking they're countersinking | I countersank you countersank he countersank we countersank you countersank they countersank | I was countersinking you were countersinking he was countersinking we were countersinking you were countersinking they were countersinking |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| I've countersunk you've countersunk he's countersunk we've countersunk you've countersunk they've countersunk | I've been countersinking you've been countersinking he's been countersinking we've been countersinking you've been countersinking they've been countersinking | I'd countersunk you'd countersunk he'd countersunk we'd countersunk you'd countersunk they'd countersunk | I'd been countersinking you'd been countersinking he'd been countersinking we'd been countersinking you'd been countersinking they'd been countersinking |
Future | Future continuous | Future perfect | Future perfect continuous |
| I'll countersink you'll countersink he'll countersink we'll countersink you'll countersink they'll countersink | I'll be countersinking you'll be countersinking he'll be countersinking we'll be countersinking you'll be countersinking they'll be countersinking | I'll have countersunk you'll have countersunk he'll have countersunk we'll have countersunk you'll have countersunk they'll have countersunk | I'll have been countersinking you'll have been countersinking he'll have been countersinking we'll have been countersinking you'll have been countersinking they'll have been countersinking |
Present | Present continuous | Past | Past continuous |
| I'd countersink you'd countersink he'd countersink we'd countersink you'd countersink they'd countersink | I'd be countersinking you'd be countersinking he'd be countersinking we'd be countersinking you'd be countersinking they'd be countersinking | I'd have countersunk you'd have countersunk he'd have countersunk we'd have countersunk you'd have countersunk they'd have countersunk | I'd have been countersinking you'd have been countersinking he'd have been countersinking we'd have been countersinking you'd have been countersinking they'd have been countersinking |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to countersink | countersink Let's countersink countersink |
Present | Past | ||
| countersinking | countersunk |