Irregular verb: undertake - undertook - undertaken
Present | Present continuous | Preterite | Preterite continuous |
I undertake you undertake she undertakes we undertake you undertake they undertake | I'm undertaking you're undertaking she's undertaking we're undertaking you're undertaking they're undertaking | I undertook you undertook she undertook we undertook you undertook they undertook | I was undertaking you were undertaking she was undertaking we were undertaking you were undertaking they were undertaking |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
I've undertaken you've undertaken she's undertaken we've undertaken you've undertaken they've undertaken | I've been undertaking you've been undertaking she's been undertaking we've been undertaking you've been undertaking they've been undertaking | I'd undertaken you'd undertaken she'd undertaken we'd undertaken you'd undertaken they'd undertaken | I'd been undertaking you'd been undertaking she'd been undertaking we'd been undertaking you'd been undertaking they'd been undertaking |
Future | Future continuous | Future perfect | Future perfect continuous |
I'll undertake you'll undertake she'll undertake we'll undertake you'll undertake they'll undertake | I'll be undertaking you'll be undertaking she'll be undertaking we'll be undertaking you'll be undertaking they'll be undertaking | I'll have undertaken you'll have undertaken she'll have undertaken we'll have undertaken you'll have undertaken they'll have undertaken | I'll have been undertaking you'll have been undertaking she'll have been undertaking we'll have been undertaking you'll have been undertaking they'll have been undertaking |
Present | Present continuous | Past | Past continuous |
I'd undertake you'd undertake she'd undertake we'd undertake you'd undertake they'd undertake | I'd be undertaking you'd be undertaking she'd be undertaking we'd be undertaking you'd be undertaking they'd be undertaking | I'd have undertaken you'd have undertaken she'd have undertaken we'd have undertaken you'd have undertaken they'd have undertaken | I'd have been undertaking you'd have been undertaking she'd have been undertaking we'd have been undertaking you'd have been undertaking they'd have been undertaking |
Infinitive | Imperative |
Infinitive | Imperative | ||
to undertake | undertake Let's undertake undertake |
Present | Past | ||
undertaking | undertaken |