治疗上消化道出血脾不统血证，应首选的方剂是（）。
A.泻心汤合十灰散
B.龙胆泻肝汤
C.归脾汤
D.独参汤
E.四味回阳饮
参考答案：C
I shall never forget those years ______ I lived in the country with the farmers, ______ has a great effect on my life.
A．that; which
B．when; which
C．which; that
D．when; as
并非所有的现像表现本质，偶然的、稍纵即逝的现象就无本质可言
