A. 渤海 B. 东海 C. 南海 D. 中南海
A. 正确 B. 错误
A. On their side if unconscious B. Head down and feet up,no injuries to face or head C. Flat on their back with head and feet at the same level D. Arms above their head
A. 领导重视 B. 机制完备 C. 点多面广 D. 驻点销售