【判断题】个性化服务又称标准化服务,它是导游人员按照规范化服务的要求落实旅游接待计划之外,为满足部分游客或个别游客的合理需求而提供的服务。
【单选题】It is said in Australia there is more land than the government knows ____.
【简答题】设集合 ,则 A 所表示的平面区域(不含边界的阴影部分)是
【判断题】个性化服务又称标准化服务 , 它是导游人员按照规范化服务的要求落实旅游接待计划之外 , 为满足部分游客或个别游客的合理需求面提供的服务
【判断题】Government bonds are usually exempt from taxes.
【判断题】目标控制中,按照控制措施制定的出发点,可分为主动控制和被动控制。
【单选题】Wanda Rumble promotes boxing matches. She makes $6,500 per fight. Which cost is most relevant to a decision as to whether to promote one more fight?
A.
the total cost of promoting all boxing matches during the year
B.
the marginal cost of promoting one additional boxing match
C.
the average fixed cost of promoting a boxing match
D.
the average total cost of promoting a boxing match
【判断题】个性化服务又称标准化服务,它是导游员按照规范化服务的要求落实旅游接待计划之外,为满足部分游客或个别游客的合理需求而提供的服务。
【单选题】Boxing matches were very popular in England two hundred years ago.这个句子的结构是:
【简答题】设积分区域 , ,且二重积分 ,则常数a=_____________。