dp73242962
1、Don’t climb on chairs or tables.
翻译：不可攀爬桌椅。
2、Don't make a noise.
翻译：不要大声喧哗。
3、Please raise your hand to tell the teacher if you have something to do.
翻译：有事请举手报告老师。
4、Please listen to the teacher carefully.
翻译：请认真听老师讲课。
5、Keep the classroom clean.
翻译：保持教室清洁。
jessica-qn
No littering in the classroom.请勿在教室里乱扔杂物。Don't be late for class.上课不要迟到。Keep quiet when the bell for your class rings. 上课铃响，请保持安静。Respect your teachers and be polite to your classmates.尊重老师，对同学有礼貌。Hand in your homework on time.按时上交作业。
