患者,女,75岁。全口义齿初戴1周,后牙咀嚼时义齿易松动脱落。最可能的原因是( )
某日,郑州商品交易所白糖期货价格为5740元/吨,南宁同品级白糖价格为5440元/吨,若将白糖从南宁运到制定交割库的多有费用总和为160~190元/吨。则该日白糖期现套利的盈利空间为()。(不考虑交易费用)
He resented to wait and expected the minister him immediately upon his arrival.