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