【简答题】A pleasant and correct ______________________(打电话方式) is therefore essential for anyone working in the retail trade.
【判断题】案件当事人拒不交出护照,人民法院可以提请护照签发机关宣布护照作废。( )
【简答题】Working in pleasant ________ (surround) is enjoyable.
【判断题】9 案件当事人拒不交出护照,人民法院可以提请护照签发机关宣布护照作废。
【多选题】我国旅行社管理的实践历程主要走过了哪些发展阶段?
【单选题】People like working in a pleasant __________.
【单选题】Sam managed to keep in________contact with his family while he was working in New Zealand.
【判断题】如图所示传动系统中J1,J2为轮I、轮II的转动惯量,轮I的角加速度为