School rules and regulations(学校规章制度),
obey(遵守), observe(遵守), keep/observe discipline(遵守纪律),
behave well(表现良好),be neatly dressed(穿戴整洁), respect one’s teachers and parents(尊敬师长),
be on time(准时), keep the environment clean(保持环境干净), civilized(文明的) break the rules(违反规章制度), discipline(纪律), spit(吐痰), throw rubbish everywhere(乱扔垃圾), cheat in the exam(考试作弊),