| 对于HSK 4 | duì yú | regarding; as far as sth is concerned; with regards to | |
| 由于HSK 4 | yóu yú | due to; as a result of; thanks to; owing to; since; because | |
| 关于HSK 3 | guān yú | pertaining to; concerning; with regard to; about; a matter of | |
| 于是HSK 4 | yú shì | thereupon; as a result; consequently; thus; hence | |
| 终于HSK 3 | zhōng yú | at last; in the end; finally; eventually |
| 1 | He is good at singing folk songs. | |
| 2 | It finally rained yesterday. | |
| 3 | I've been waiting for you all this time. | |
| 4 | Two plus two equals four. | |
| 5 | Water is the source of all life. |