入汤剂宜打碎先煎的药物有（）
A.珍珠母
B.赭石
C.牡蛎
D.石决明
E.蜈蚣
参考答案：A, B, C, D
I have a ______ for breakfast everyday. [ ]
A．hot dog
B．cookie
C．dumpling
D．hamburger
启动前个轴封供汽应注意什么？
for breakfast everyday. [ ]