当前,影响人类健康的最主要因素是()
A.行为生活方式
B.环境因素
C.医疗保健服务
D.生物学因素
E.心理因素
参考答案:A
Beijing is cold this time ______. You need ______ warm clothes if you go there. [ ]
A. of the year, to pack
B. of year, packing
C. of year, pack
D. of year, to pack
临时进出施工区域车辆应落实全程引领。