Irregular verb: undergo - underwent - undergone
Present | Present continuous | Preterite | Preterite continuous |
I undergo you undergo he undergoes we undergo you undergo they undergo | I'm undergoing you're undergoing he's undergoing we're undergoing you're undergoing they're undergoing | I underwent you underwent he underwent we underwent you underwent they underwent | I was undergoing you were undergoing he was undergoing we were undergoing you were undergoing they were undergoing |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
I've undergone you've undergone he's undergone we've undergone you've undergone they've undergone | I've been undergoing you've been undergoing he's been undergoing we've been undergoing you've been undergoing they've been undergoing | I'd undergone you'd undergone he'd undergone we'd undergone you'd undergone they'd undergone | I'd been undergoing you'd been undergoing he'd been undergoing we'd been undergoing you'd been undergoing they'd been undergoing |
Future | Future continuous | Future perfect | Future perfect continuous |
I'll undergo you'll undergo he'll undergo we'll undergo you'll undergo they'll undergo | I'll be undergoing you'll be undergoing he'll be undergoing we'll be undergoing you'll be undergoing they'll be undergoing | I'll have undergone you'll have undergone he'll have undergone we'll have undergone you'll have undergone they'll have undergone | I'll have been undergoing you'll have been undergoing he'll have been undergoing we'll have been undergoing you'll have been undergoing they'll have been undergoing |
Present | Present continuous | Past | Past continuous |
I'd undergo you'd undergo he'd undergo we'd undergo you'd undergo they'd undergo | I'd be undergoing you'd be undergoing he'd be undergoing we'd be undergoing you'd be undergoing they'd be undergoing | I'd have undergone you'd have undergone he'd have undergone we'd have undergone you'd have undergone they'd have undergone | I'd have been undergoing you'd have been undergoing he'd have been undergoing we'd have been undergoing you'd have been undergoing they'd have been undergoing |
Infinitive | Imperative |
Infinitive | Imperative | ||
to undergo | undergo Let's undergo undergo |
Present | Past | ||
undergoing | undergone |