内部会计控制应当约束单位内部涉及会计工作的所有人员,任何个人都不得拥有超越内部会计控制的权力。( )
参考答案:对
解析: 《内部会计控制规范》有关约束性原则的规定。
— You were out when I dropped in at your office.
— Oh, I _____ a meeting. [ ]
A. was having
B. have had
C. am having
D. had had
一个人站在竖直的平面镜前2.5m处,若将镜子向人平移0.6m,则人和像之间的距离变化了______m.铅笔尖垂直接触玻璃镜面,笔尖的像到笔尖间的距离为4mm,由此可估算出镜子玻璃的厚度约为______mm.