此病的病因病机为：
A．肺气虚寒B．邪毒久留，气滞血瘀C．脾气虚弱D．肺经湿热E．脾胃湿热
参考答案：C
The Shanghai World Expo came to an end on October 1st, _____ turned out to be a great success. [ ]
A. which
B. when
C. that
D. it
下列关于石膏的叙述哪一个有错（）？
A.建筑石膏是卢型半水石膏，高强石膏是α型半水石膏
B.建筑石膏需水量大，高强石膏需水量小
C.建筑石膏晶粒粗大，高强石膏晶粒细小
D.建筑石膏晶粒细小，高强石膏晶粒粗大
