The most___thing in a fire is to make sure everyone is out of the building A major B urgent
问题描述：
The most___thing in a fire is to make sure everyone is out of the building A major B urgent
答
B urgent
答
B,最紧急的事。
答
选B
火灾中最紧急的事是要确保火场中的每个人全部逃离建筑物.