慢性支气管炎的病因与下列哪项关系不大()
A.长期吸烟
B.长期空气污染
C.免疫功能亢进
D.反复呼吸道感染
E.家族遗传因素
参考答案:C
患者吴某,男性,17岁。咳嗽咽痒,微有恶寒发热,舌苔薄白,其首选方剂是()
A.泻白散
B.桑菊饮
C.杏苏散
D.止嗽散
E.小青龙汤
The paper is made _______ wood and the desk is also made _______ wood.[ ]
A. of; from
B. of; of
C. from ; of