| Knowledge Item Name | couplet |
| Curve | Normal |
| Question/Answer | |
| Review Date | 2021/12/31 6:51:30 |
| Next Review Date | 2023/8/9 5:21:30 |
| Review Times | 16 |
| he wrote moral stories in rhymed couplets |
| Grade | Easy Factor | Review Date | Next Review Date | |
|---|---|---|---|---|
| 5 | 2.5 | 2021/12/31 6:51:30 | 2023/8/9 5:21:30 | |
| 5 | 2.5 | 2021/5/10 8:10:42 | 2021/12/30 17:10:42 |