构成安全健康的办公室环境的基本要素有:空气、光线、声音、空间、__________五种。
参考答案:绿化
They are living with their parents for the moment because their own house __________.
A.has been rebuilt
B.is being rebuilt
C.is rebuilt
D.has rebuilt
关于第3腰椎横突综合征,叙述正确的是()
A.直腿抬高加强试验阳性
B.术后应平卧硬板床休息5~7天
C.治疗期间要避免腰部频繁屈伸和旋转
D.局部要注意保暖,避免受寒
E.症状缓解后,应主动进行腰背肌和腹肌的锻炼