民用爆炸物品的主要危害包括()
A.惊吓
B.飞散物
C.噪音
D.高温火焰
参考答案:B, C, D
What a pity! When we got to the cinema, the movie Let the Bullets Fly _________, so we saw only the end of it.
A.was finishing
B.has just finished
C.just finished
D.had just finished
国际标准化组织的英文简称是( )。
A.GE
B.ITU
C.IEC
D.IS0