在我国提倡的一系列职业道德规范中，属于最基本或者最低层次要求的是（）。
A.诚实守信
B.奉献社会
C.爱岗敬业
D.办事公道
参考答案：C
非秘密的统计资料，在国家以法定形式公布前，有关单位如果需要发表，需征得该资料的管理部门同意，综合性统计数据要送统计部门审核同意。（）
It has been announced that candidates ______ remain in their seats until all the papers have been collected.
A．can
B．will
C．may
D．shall
It has been announced that candidates ______ remain in their seats until all the papers have been collected.