拆除贮存易燃、易爆或有毒、有害介质的大型贮罐，操作人员应配备相应的（）。
A、劳动防护装备
B、专用劳动防护用品
C、医药防毒用品
参考答案：B
The monkey suddenly emerged ________ the tree, frightening Lucy into screaming.
A．from
B．behind
C．from behind
D．on
The boys were______with excitement when they heard the news.
A．insane
B．mad
C．insensible
D．wild
