| 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. [单选题]事故台账应包括事故报告、事故（ ）记录。
A.举一反三 B.五落实 C.反思总结 D.四不放过 [判断题] 在一些储存易燃可燃气体、可燃粉尘的场所,照明应使用不发热的冷光源,避免光源产生热量聚集,引发易燃可燃气体、可燃粉尘的爆炸或起火。
A.正确 B.错误 [单项选择]某种相关群体的有影响力的人物称为_________。
A. “意见领袖” B. “道德领袖” C. “精神领袖” D. “经济领导者” [判断题]营业线施工包括维修作业。( )
A.正确 B.错误 [多项选择]下列有关先天性白内障的叙述正确的有（）
A. 母亲怀孕头3个月宫内病毒性感染可引起胎儿的晶状体混浊 B. 母亲怀孕头3个月暴露于X线可致 C. 母亲怀孕期患有代谢性疾病可致 D. 约1／3患者与遗传有关，常见的为常染色体显性遗传 E. 母亲怀孕头3个月应用糖皮质激素可致 [单选题]主站对电能表校时失败则重复校时，对一个时钟巡测周期内3次校时失败的电能表，自动生成工单并启动现场校时，现场校时任务在工单下发后（_）内完成。
A.1日 B.3日 C.5日 D.7日 [单选题]《南昌局集团公司动车组接、送车及试运行管理办法》（南铁辆〔2018〕179号新造动车组进行车辆性能试验，时速200～250公里动车组试运行里程不少于()公里。
A.2000 B.500 C.200 D.1000 [判断题]安装椭圆齿轮流量计可以不需要真管段( )
A.正确 B.错误 [判断题]滑车不得拴挂在不牢固的结构物上。
A.正确 B.错误 [单项选择]盛唐时边塞诗人中最有代表性的是（）。
A. 白居易 B. 岑参和高适 C. 王勃和杨炯 D. 辛弃疾 [单项选择]具有补益肺、脾、肾三脏功效的药物是
A. 补骨脂 B. 益智仁 C. 天门冬 D. 山药 E. 西洋参 我来回答: 提交
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