| 知识点（KP） | 句酷综合英语 | 中国学生作文 |
| amn. + s | 2.70 | 12.96 |
| von. + s | 2.37 | 12.96 |
| s | 47.66 | 401.62 |
| s + amn. | 5.73 | 12.96 |
| s/a | 8.76 | 12.96 |
| s/ajp | 8.43 | 12.96 |
| 形容词 s | 8.62 | 12.96 |
| s/bit | 1.58 | 12.96 |
| s/lex | 50.76 | 401.62 |
| s/n | 42.33 | 388.66 |
| s/np | 1.71 | 25.91 |
| 名词 s | 9.81 | 129.55 |
| s/pos | 51.09 | 401.62 |
| s/ske | 1.58 | 25.91 |