| Fast food, a mainstay of American
eating for decades, may have reached a plateau in the United States as the
maturing baby-boom generation looks for a more varied menu. Fast foxed still
represents a $102 billion a year industry, but growth has turned sluggish
recently amid tough competition from retail food stores and a more affluent
population willing to try new things and spend more, analysts say. Signs of
trouble in fast food include price-cutting by industry leaders, including
efforts by McDonald’s to attract customers with a 55 cent hamburger, and major
players pulling out or selling. O’Pepsico, for example, is selling its fast-food
restaurant division that includes Taco Bell, Pizza Hut and KFC. "It’s becoming harder and harder for these firms to grow," said Jim Brown, a professor of marketing at Virginia Tech U A. Fast food disappoints consumers. B. People prefer less expensive food. C. McDonald’s dominates the market of fast food. D. Fast food is losing its attraction. [填空题]在活塞式压力计中常用的传压介质有（）和（）等。
[判断题]演练书面总结报告不必对应急演练准备、策划等工作进行简要总结分析。
A.正确 B.错误 [多选题]关于行政机关对行政许可申请处理的表述，下列哪些说法是正确的（）
A.A.申请事项依法不需要取得行政许可的，应当及时告知申请人不受理 B.B.申请事项依法不属于本行政机关职权范围的，应当及时作出不予受理的决定，并告知申请人向有关行政机关申请 C.C.申请材料存在可以当场更正的错误的，应当允许申请人当场更正 D.D.申请材料不齐全或者不符合法定形式的，应当当场或者在10日内一次告知申请人需要补正的全部内容，逾期不告知的，自收到申请材料之日起即为受理 [单项选择]某装饰工程直接工程费500万元，直接工程费中人工费为30万元，措施费中人工费为20万元，间接费费率为50%，利润率为40%，根据工料单价法计价程序，以人工费为计算基数时，该工程的利润额为( )万元。
A. 20 B. 30 C. 45 D. 18 [多选题]系统准同期并列的条件为(____)。
A.相序相同 B.负荷相同 C.频率相等 D.电压相等 标准 [简答题]蔬菜淡旺季成因，及解决方法？
[判断题]路由器只能实现点对点的传输
A.正确 B.错误 [多选题]电缆头制作时对作业环境的要求有()。
A.A、严禁在雨、雪、暴风天气中施工 B.B、低压电桥法夜间施工要有足够的照明 C.C、施工现场干净，附件不能沾染尘土 D.D、相对湿度70%以上 E.E、高空作业时应搭好平台，施工部位上方搭设好帐篷 我来回答: 提交
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