磷化锌中毒常用的洗胃液为
A.鸡蛋
B.0.1%硫酸铜
C.1%盐水
D.脂肪
E.温开水
参考答案:B
—You'd better hurry.or we'll be late for 1he plane.
—Don't worry.The plane will ______ in two hours. [ ]
A. Lake in
B. take away
C. take off
D. take out
煤矿建设工程竣工后或者(),应当经煤矿安全监察机构对其安全设施和条件进行验收,未经验收或者验收不合格的,不得投入生产。
A.投产后
B.投产前
C.投产中
D.改扩建后