常用醋炙,以缓和升散之性,增强疏肝止痛作用的药物是()
A.知母
B.地榆
C.淫羊藿
D.苍术
E.柴胡
参考答案:E
The buses, ________ were already full, were surrounded by an angry crowd.
A.most of them
B.which most
C.most of which
D.that most
江西省的天沐温泉远近闻名.经分析鉴定,天沐温泉的水中含有较多的硫酸根离子,以及钾、钙、钠、锌、锶等多种对人体有益的微量元素.欲鉴定温泉水中含有硫酸根离子,应采取的方法是( )
A.滴加硝酸
B.滴加KOH溶液后,再加盐酸
C.滴加Ba(NO3)2后,再加稀硝酸
D.滴加K2CO3后,再加稀硝酸