具有芳香开窍、行气止痛的功用是（）
A.安宫牛黄丸
B.苏合香丸
C.至宝丹
D.行军散
E.紫雪丹
参考答案：B
She ran and ran. At last she reached the finishing line, ____. [ ]
A. out of breath
B. losing her breath
C. short of breath
D. All of the above
写出《望洞庭》（唐·刘禹锡）原文及其释义。
