English verb conjugation
TO JACKKNIFE
Regular verb: jackknife - jackknifed - jackknifed
Present | Present continuous | Preterite | Preterite continuous |
| I jackknife you jackknife she jackknifes we jackknife you jackknife they jackknife | I'm jackknifing you're jackknifing she's jackknifing we're jackknifing you're jackknifing they're jackknifing | I jackknifed you jackknifed she jackknifed we jackknifed you jackknifed they jackknifed | I was jackknifing you were jackknifing she was jackknifing we were jackknifing you were jackknifing they were jackknifing |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| I've jackknifed you've jackknifed she's jackknifed we've jackknifed you've jackknifed they've jackknifed | I've been jackknifing you've been jackknifing she's been jackknifing we've been jackknifing you've been jackknifing they've been jackknifing | I'd jackknifed you'd jackknifed she'd jackknifed we'd jackknifed you'd jackknifed they'd jackknifed | I'd been jackknifing you'd been jackknifing she'd been jackknifing we'd been jackknifing you'd been jackknifing they'd been jackknifing |
Future | Future continuous | Future perfect | Future perfect continuous |
| I'll jackknife you'll jackknife she'll jackknife we'll jackknife you'll jackknife they'll jackknife | I'll be jackknifing you'll be jackknifing she'll be jackknifing we'll be jackknifing you'll be jackknifing they'll be jackknifing | I'll have jackknifed you'll have jackknifed she'll have jackknifed we'll have jackknifed you'll have jackknifed they'll have jackknifed | I'll have been jackknifing you'll have been jackknifing she'll have been jackknifing we'll have been jackknifing you'll have been jackknifing they'll have been jackknifing |
Present | Present continuous | Past | Past continuous |
| I'd jackknife you'd jackknife she'd jackknife we'd jackknife you'd jackknife they'd jackknife | I'd be jackknifing you'd be jackknifing she'd be jackknifing we'd be jackknifing you'd be jackknifing they'd be jackknifing | I'd have jackknifed you'd have jackknifed she'd have jackknifed we'd have jackknifed you'd have jackknifed they'd have jackknifed | I'd have been jackknifing you'd have been jackknifing she'd have been jackknifing we'd have been jackknifing you'd have been jackknifing they'd have been jackknifing |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to jackknife | jackknife Let's jackknife jackknife |
Present | Past | ||
| jackknifing | jackknifed |