
Regular verb: trepan - trepanned - trepanned
Present | Present continuous | Preterite | Preterite continuous |
| I trepan you trepan she trepans we trepan you trepan they trepan | I'm trepanning you're trepanning she's trepanning we're trepanning you're trepanning they're trepanning | I trepanned you trepanned she trepanned we trepanned you trepanned they trepanned | I was trepanning you were trepanning she was trepanning we were trepanning you were trepanning they were trepanning |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| I've trepanned you've trepanned she's trepanned we've trepanned you've trepanned they've trepanned | I've been trepanning you've been trepanning she's been trepanning we've been trepanning you've been trepanning they've been trepanning | I'd trepanned you'd trepanned she'd trepanned we'd trepanned you'd trepanned they'd trepanned | I'd been trepanning you'd been trepanning she'd been trepanning we'd been trepanning you'd been trepanning they'd been trepanning |
Future | Future continuous | Future perfect | Future perfect continuous |
| I'll trepan you'll trepan she'll trepan we'll trepan you'll trepan they'll trepan | I'll be trepanning you'll be trepanning she'll be trepanning we'll be trepanning you'll be trepanning they'll be trepanning | I'll have trepanned you'll have trepanned she'll have trepanned we'll have trepanned you'll have trepanned they'll have trepanned | I'll have been trepanning you'll have been trepanning she'll have been trepanning we'll have been trepanning you'll have been trepanning they'll have been trepanning |
Present | Present continuous | Past | Past continuous |
| I'd trepan you'd trepan she'd trepan we'd trepan you'd trepan they'd trepan | I'd be trepanning you'd be trepanning she'd be trepanning we'd be trepanning you'd be trepanning they'd be trepanning | I'd have trepanned you'd have trepanned she'd have trepanned we'd have trepanned you'd have trepanned they'd have trepanned | I'd have been trepanning you'd have been trepanning she'd have been trepanning we'd have been trepanning you'd have been trepanning they'd have been trepanning |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to trepan | trepan Let's trepan trepan |
Present | Past | ||
| trepanning | trepanned |