Look at the students. They’re all reading quietly. 

看看這群學生，他們閱讀時多麼安靜啊！

Reading often can help you improve your vocabulary and learn many new things. 

閱讀經常可以讓你增加字彙並且學到很多新知。

These students are practicing to rollerblade. 

這些學生正在練習溜直排輪。

Rollerblading can be for fun and also for exercise. 

溜直排輪既可提供娛樂，又可作為運動。

The students are diligently studying in study hall. 

學生們在自修時間認真學習。

In study hall the students have to work independently and quietly. 

在自修時間，學生必須獨立、安靜地學習。