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