血清抗线粒体抗体阳性最常见于()
A.酒精性肝硬化
B.原发性胆汁性肝硬化
C.血吸虫病性肝硬化
D.心源性肝硬化
E.原发性肝癌
参考答案:B
实施对象为挣工资的劳动者的为( )
A.社会福利
B.社会救助
C.社会优抚
D.社会保险
So many women take up walking as a regular form of exercise every day, which, of course,is to their health.
A.of useful
B.greatly use
C.of benefit
D.greatly benefit