Class; subject; lesson; course
| 我今天有三节课 |
| wǒ jīntiān yǒu sān jié kè |
| I have three classes today |
Time; (mw for number of times of occurrence); nth; order
| 这是我第一次来中国 |
| zhè shì wǒ dì yī cì lái zhōngguó |
| This is my first time |
So; therefore; as a result
| 我很累，所以想休息 |
| wǒ hěn lèi, suǒyǐ xiǎng xiūxí |
| I'm tired, so I want to rest |