| 知识点（KP） | 句酷综合英语 | 中国学生作文 |
| a | 289852.22 | 210512.00 |
| a + amn. | 293.35 | 855.06 |
| a/a | 327105.56 | 225825.27 |
| a/ajp | 288917.06 | 209346.02 |
| 形容词 a | 343843.59 | 231020.38 |
| a/bit | 11.32 | 0 |
| a/lex | 344801.12 | 232186.34 |
| a/n | 158.92 | 155.46 |
| a/p | 1181.64 | 1852.62 |
| a/pos | 328446.12 | 227833.34 |
| a/pp | 2.70 | 25.91 |
| 介词 a | 844.25 | 1256.67 |
| a/ske | 11.32 | 38.87 |