以下有关应急通信机房的行为不对的是().
A.进入应急通信机房换上拖鞋或穿上鞋套
B.应急通信机房铺着防静电地板
C.交接班时为了节省时间,在应急通信机房吃快餐
参考答案:C
Only when the war was over ____ to his home town.
A.did the young soldier return
B.the young soldier returned
C.returned the young soldier
D.the young soldier did return
骨盆有哪两对重要的韧带?判断中骨盆是否狭窄的重要指标是什么?