下列实验基本操作中,不正确的是
A.熄灭酒精灯
B.读取液体体积
C.检查气密性
D.滴加液体
A
题目分析:熄灭酒精灯应用灯冒盖灭,不能用嘴吹灭,以免灯内酒精燃烧引起危险.
The new hospital will be located in _________ used to be a wasteland and a huge shopping mall will also be constructed ________ there used to be a school many years ago.
A.where; where
B.what ; in which
C.what ; where
D.which; where
美国总统胡佛面对经济危机时说:“只要大企业得到繁荣,千百万失业工人也会得到好处。”这说明他采取的政策是( )。
A.采取有利于本国的货币政策
B.奉行“自由放任”的传统政策
C.加强参与国际市场的争夺
D.政府对国家经济全面干预