协助指导主办单位制定大型活动有关场所、部位的应急预案的单位是()
A、政府部门
B、公安消防部门
C、公安部门
D、安检部门
参考答案:B
Some very common things such as to the sun for a long time will do harm to people's skin and even cause skin cancer
A.exposing
B.being exposed
C.having exposed
D.exposed
小儿咽扁桃体发育的高峰年龄为()
A.新生儿
B.1个月~1岁
C.1~3岁
D.4~8岁
E.8~12岁