31 开药方 to prescribe the medicine

　　32 坚守原则 to stick to the principle

　　33 注意卫生 to emphasize the importance of hygiene

　　34 乱丢垃圾 to litter; to scatter garbage

　　35 美化环境 to beautify the environment

　　36 种植树木 to grow trees

　　37 防止污染 to prevent the pollution

　　38 提升生活质量 to promote the qualities of life

　　39 造成损害 to do damage to

　　40 对．．．有益 to benefit; to be beneficial to

　　41 对．．．有害 to be harmful to; to do harm to

　　42 任意停车 to park the car at random

　　43 制造噪音 to make noises

　　44 占用人行道 to occupy the sidewalk

　　45 妨碍交通 to hinder the traffic

　　46 排放污烟、废气 to belch smoke, exhaust, fume

　　47 造成不便 to cause inconvenience

　　48 造成混乱 to bring about the disorder

　　49 闯红灯 to run through the red light

　　50 利用天桥 to make use of the overpass

　　51 查字典 to consult the dictionary

　　52 屏息 to hold one's breath

　　53 流泪 to shed tears

　　54 符合需要 to meet the demand

　　55 生根 to take root

　　56 产生结果 to bear fruit

　　57 打破沉默 to break the ice

　　58 气馁 to lose heart; to get discouraged

　　59 振作 to pull oneself together; to take heart

　　60 采取步骤 to take steps; to take measures