主要经粪﹣口途径传播的肝炎病毒是()
A.HAV和HBV
B.HCV和HAV
C.HDV和HEV
D.HAV和HEV
E.HCV和HEV
参考答案:D
一年一度的国家公务员考试使用的人员测评工具是( )
A.纸笔测试
B.面试
C.心理测验
D.管理评价中心
When you make the sacrifice in marriage, the psychologists say, you're sacrificing not to each other but to ______ in a relationship.
A.unity
B.utility
C.fraternity
D.reality