药品费用急剧上涨的合理因素是
A.零售药店少 B.人口增加和老龄化 C.以药养医 D.财务管理人员不足 E.新药科研资金少
参考答案:B
正常成年人,每日尿量为( )
A.800~900ml
B.1000~1500ml
C.1600~1800ml
D.1900~2000ml
E.2200~2500ml
By the first day of August, 2007, the PLA ________ for eighty years.
A.founded
B.has founded
C.has been found
D.had been founded