請關閉所有窗戶。
Please close all windows.

請清潔各組的工作區域。
Please clean each group’s work area.

請將環境整理乾淨。
Please tidy up the environment.

把桌椅排放整齊。
Arrange the tables and chairs neatly.

下課前分類、回收廢棄物。
Sort and recycle waste before the class ends.

請勿將工具帶出教室外。
Do not take tools out of the classroom.

今天就上到這裡。
That is all for today.

新增雙語例句建議：