Sentence Composition
| 1 | 他 | tā |
| 2 | 正在 | zhèngzài | to be in the process of (doing sth); to be currently ...-ing |
| 3 | 沙灘 | shātān |
classifier: 片 |
| =4 | 上 | shǎng | used in 上聲 shǎngshēng |
| =4 | 上 | shàng |
|
| 5 | 做 | zuò |
|
| 6 | 運動 | yùndòng |
classifier: 場 |