| 知识点（KP） | 句酷综合英语 | 中国学生作文 |
| for | 136795.25 | 89508.73 |
| for/bit | 9.94 | 0 |
| for/c | 1210.41 | 4910.09 |
| for/conjp | 27.52 | 207.29 |
| for | 27.52 | 207.29 |
| for/lex | 136795.31 | 89508.73 |
| for/p | 135719.20 | 85194.59 |
| for/pos | 136929.73 | 90104.68 |
| for/pp | 4479.62 | 9029.90 |
| 介词 for | 84304.15 | 63597.97 |
| for/ske | 367.02 | 1710.11 |
| 动词 for | 0 | 12.96 |