WHO推荐的低渗透压口服补液盐的张力为()。
A.1/2张
B.2/5张
C.3/5张
D.1/3张
E.2/3张
参考答案:A
Beijing is one of the ______ in the world today. [ ]
A. busiest city
B. busiest cities
C. busy city
D. busy cities
治疗阳萎肾阳不足证,应选用:()
A.丁香
B.细辛
C.花椒
D.小茴香
E.高良姜