| 知识点（KP） | 南京大学202x | 美国英语新闻 |
| off | 2554.78 | 10869.21 |
| off + amn. | 10.11 | 59.46 |
| off + von. | 10.11 | 28.81 |
| off/a | 10.11 | 178.51 |
| off/ajp | 6.74 | 85.30 |
| 形容词 off | 10.11 | 131.54 |
| off/avp | 13.48 | 81.61 |
| 副词 off | 13.48 | 86.29 |
| off/bit | 6.74 | 28.72 |
| off/d | 13.48 | 93.48 |
| off/lex | 2564.89 | 10890.42 |
| off/p | 2500.85 | 10526.90 |
| off/pos | 2564.89 | 10897.66 |
| off/pp | 161.78 | 784.89 |
| 介词 off | 640.38 | 3715.72 |
| off/ske | 10.11 | 25.71 |
| off/v | 40.45 | 98.78 |
| 动词 off | 16.85 | 19.86 |
| off/vp | 0 | 5.12 |