| 知识点（KP） | 南京大学202x | 美国英语新闻 |
| amn. + are | 340.41 | 110.87 |
| von. + are | 87.63 | 36.85 |
| are | 145709.95 | 68990.45 |
| are/bit | 30.33 | 16.22 |
| are/lex | 910.01 | 413.05 |
| are/n | 1031.35 | 449.05 |
| are/np | 87.63 | 86.42 |
| 名词 are | 390.97 | 202.95 |
| are/pos | 1031.35 | 449.05 |
| are/ske | 43.82 | 16.22 |
| are/vp | 41125.85 | 26988.39 |