库房的发放爆炸物品硐室允许存放当班待发的炸药，最大存放量不得超过（）箱。
A.2
B.3
C.4
D.5
参考答案：B
Largely due to the university tradition and the current academic milieu, every college student here works ______.
A. industrially B. industriously C. consciously D. purposefully
