undertake
undertook
undertaken
Past | Past cont. | Present Perfect | Present Perfect cont. | Past Perfect | Past Perfect cont. | |
---|---|---|---|---|---|---|
I | undertook | was undertaking | have undertaken | have been undertaking | had undertaken | had been undertaking |
You | undertook | were undertaking | have undertaken | have been undertaking | had undertaken | had been undertaking |
He/she | undertook | was undertaking | has undertaken | has been undertaking | had undertaken | had been undertaking |
We | undertook | were undertaking | have undertaken | have been undertaking | had undertaken | had been undertaking |
You | undertook | were undertaking | have undertaken | have been undertaking | had undertaken | had been undertaking |
They | undertook | were undertaking | have undertaken | have been undertaking | had undertaken | had been undertaking |