| Knowledge Item Name | aerobic |
| Curve | Normal |
| Question/Answer | |
| Review Date | 2020/3/21 21:36:18 |
| Next Review Date | 2020/3/30 10:05:06 |
| Review Times | 3 |
| Aerobic activity exercises and strengthens your heart and lungs. |
| Grade | Easy Factor | Review Date | Next Review Date | |
|---|---|---|---|---|
| 3 | 1.42 | 2020/3/21 21:36:18 | 2020/3/30 10:05:06 | |
| 3 | 1.56 | 2020/3/15 15:04:58 | 2020/3/21 15:04:58 |