| 展示 (Present) "undertake" | I | undertake | |
| 现在进行时 (Present Continuous) "undertake" | I | am undertaking | |
| 一般过去时 (Simple past) "undertake" | I | undertook | |
| 过去进行时 (Past Continuous) "undertake" | I | was undertaking | |
| 现在完成 (Present perfect) "undertake" | I | have undertaken | |
| 现在完成进行时 (Present perfect continuous) "undertake" | I | have been undertaking | |
| 过去完成时 (Past perfect) "undertake" | I | had undertaken | |
| 过去完成时 (Past perfect continuous) "undertake" | I | had been undertaking | |
| 未来 (Future) "undertake" | I | will undertake | |
| 将来进行时 (Future continuous) "undertake" | I | will be undertaking | |
| 未来完美 (Future perfect) "undertake" | I | will have undertaken | |
| 未来持续完善 (Future perfect continuous) "undertake" | I | will have been undertaking |