Sentence Composition
| 1 | 他们 | tāmen | they; them |
| 2 | 在 | zài |
|
| =3 | 上 | shǎng | used in 上声 shǎngshēng |
| =3 | 上 | shàng |
|
| 4 | 数学 | shùxué | mathematics |
| 5 | 课 | kè |
|
| 1 | 他们 | tāmen | they; them |
| 2 | 在 | zài |
|
| =3 | 上 | shǎng | used in 上声 shǎngshēng |
| =3 | 上 | shàng |
|
| 4 | 数学 | shùxué | mathematics |
| 5 | 课 | kè |
|