具有疏肝理气，消胀止痛作用的药是
A．山楂调中丸B．开胃山楂丸C．葛根芩连微丸D．养胃舒胶囊E．龙荟丸
参考答案：E
169. Many newly found old things ______ in the museum this month.
A．are being on show
B．are displaying
C．are being displayed
D．being on show
采用硝酸银滴定法测定水中氯化物时，以铬酸钾为指示剂，（）色沉淀指示滴定终点。
