as a student,we almost study in classroom every week.classroom is very important for we students .a clear classroom can give us a good place to study and it is good for our health.so we should keep it clear every day. however,keep the classroom clear everyday is not esay.every student should make the effort to keep clear.at first,the student who is on duty should clear up the classroom .then,after the student who is on duty clear up the room,other students may not throw anything,they have the duty to keep the classroom clear. in a word,every student should help to keep the classroom clear. 翻譯：作為一個學生,我們幾乎每周都在教室里學習 課堂是非常重要的。我們學生課堂會給我們一個明確讀書的好地方,它對我們的健康有好處 所以我們應該保持房間整潔的每一天。 然而,保持教室清晰的每一天都是不的階梯上邁進一點兒也不難 每個學生都應該努力來清除 起初,學生應該清楚誰值日了教室里的學生後,然後當班打掃房間,其他一些學生不得扔東西,他們有義務保持教室清楚。 總之,每個學生都應該幫助保持教室清楚。