当年形成的会计档案在会计年度终了后,可暂由本单位财务会计部门保管两年。()
参考答案:错
解析:【解析】可由本单位财务会计部门保管一年,然后,移交到本单位档案部门保管。
She brought with her three friends, none of ____ I had ever met before. [ ]
A. them
B. who
C. whom
D. these
世界卫生组织肝炎小组推荐的HBV污染物消毒剂戊二醛的浓度为()。
A.2%
B.3%
C.2.5%
D.1.5%
E.1%