外感热病,热入血分,宜选用()。
A.白虎汤
B.清营汤
C.犀角地黄汤
D.黄连解毒汤
E.普济消毒饮
参考答案:C
牙龈的组织学特征是()
A.没有角化层
B.血管丰富
C.无黏膜下层
D.缺乏颗粒层
E.固有层为疏松结缔组织
A lot of trees and flowers are on ______ of the river and the number of them is growing ______.
A.both side, greater
B.each sides, more
C.both sides, larger
D.each side, more