The mystery (悬案) around the disappearance of the famous crime writer Agatha Christie in 1926 was almost as (36) as any of her exciting stories. At about 11 o’ clock on the evening of Friday, December 3rd, Mrs. Christie got into her car and took a drive without saying (37) she was going. She didn’t return.
The next morning her car was found without (38) at Newlands Corner, Surrey. it was (39) put on record that the Surrey Police did not find (40) until 11: 00 that morning. People (41) that she might have killed herself. (42) as the days went by, it was suggested that she was (43) . The press and the public naturally took great interest in the (44) , with at least one newspaper offering a reward (悬赏) to anyone who could find the (45) writer.
Of course the police did their best to (46) her. But, sadly, after a week’s (47) they had made no progress. In the
A. important
B. sad
C. terrible
D. great
| The Miss America celebration{{U}}
(67) {{/U}}as a beauty contest in 1921, but now prefers to avoid
such{{U}} (68) {{/U}}since beauty is no longer the primary{{U}} (69)
{{/U}}used to judge contestants. Each year in September, the celebration was
held in Atlantic City, New Jersey, {{U}} (70) {{/U}}for the year 2000,
when it was held on October 14. In January 2006 the celebration moved to its new
home and time in Las Vegas, Nevada. The celebration{{U}} (71)
{{/U}}itself as a "scholarship celebration ", and the{{U}} (72)
{{/U}}prizes for the winner and her runners-up are scholarships to the
institution of her choice. The Miss America Scholarship program, along with its
local and state programs, {{U}} (73) {{/U}}to be the largest provider
of scholarship money to young women in the world, and in 2006 made{{U}}
(74) {{/U}}more than $ 45 A. option B. goal C. quality D. purpose [单选题]生产经营单位应当教育和督促从业人员严格执行本单位的安全生产规章 制度和安全操作规程；并向从业人员如实告知作业场所和工作岗位存在的（ ）、
A.危险因素 B.防范措施 C.事故应急措施 D.以上都是 [单项选择]下列哪种疾病是引起月经过多的主要原因（）
A. 浆膜下子宫肌瘤 B. 黏膜下子宫肌瘤 C. 子宫颈囊肿 D. 卵巢畸胎瘤 E. 输卵管妊娠 [单选题]35kV及以下设备在进行交接试验测定绝缘油介电强度时要求击穿电压≥( )kV。
A. 45 B. 40 C. 35 D. 30 [单选题]依据《中国南方电网有限责任公司电力安全工作规程》（Q/CSG 510001-2015）（Q/CSG510001-2015）第24.2.1条规定：下列关于动火区域分级的说法错误的是（）。
A.一级动火区，是指火灾危险性很大，发生火灾时后果很严重的部位、场所或设备 B.二级动火区，是指一级动火区以外的所有防火重点部位、场所或设备及禁火区域 C.三级动火区，是指二级动火区以外的所有防火重点部位、场所或设备及禁火区域 D.动火区域分为两级：一级动火区和二级动火区。 [单项选择]第二题
B企业为禽类加工企业，厂房占地15000m2，有员工415人，有一车间、二车间、冷冻库、冷藏库、液氨车间、配电室等生产单元和办公区。液氨车间为独立厂房，其余生产单元位于一个连体厂房内。连体厂房房顶距地面12m，采用彩钢板内喷聚氨酯泡沫材料；吊顶距房顶2．7m，采用聚苯乙烯材料；吊顶内的同一桥架上平行架设液氨管道和电线；厂房墙体为砖混结构，厂房内车间之间、车间与办公区之间用聚苯乙烯板隔断；厂房内的电气设备均为非防爆电气设备。
一车间为屠宰和粗加工车间，主要工艺有：宰杀禽类、低温褪毛、去内脏、水冲洗。半成品送二车间。
二车间为精加工车间，主要工艺有：用刀分割禽类、真空包装。成品送冷库或冷藏库。
B企业采用液氨制冷，液氨车间制冷压缩机为螺杆式压缩机，液氨储量l50t。
B企业建有1000m3消防水池，在厂区设置消防栓22个，但从未按规定检测。
B企业自2002年投产以来，企业负责人重生产、轻安全，从未组织过员工安全培训和应急演练，没有制应急救援预案。连体厂房有10个出入口，其中7个常年封闭、2个为货物进出通道、1个为员工出入通道。
根据以上场景，回答下列问题(共16分，每题2分，1～3题为单选题，4～8题为多选题)：根据《建筑设计防火规范》(GB50016--2006)，B企业液氨车间的生产火灾危险性类别应为（ ）。
A. 甲级 B. 乙级 C. 丙级 D. 丁级 E. 戊级 [单选题]利用暗期间断处理抑制短日植物开花，最有效的光是（ ）。
A.红光 B.蓝光 C.远红光 D.绿光 [单选题] 机泵润滑油更换原则是( )。
A.一个月更换一次 B.二个月更换一次 C.三个月更换一次 D.根据油品化验分析结果确定是否更换 [判断题]生产经营单位应当建立安全生产教育和培训档案,如实记录安全生产教育和培训的时间、内容、参加人员以及考核结果等情况。( )
A.正确 B.错误 [单选题]附着式外拉线抱杆将抱杆根部与塔身主材绑扎牢固，抱杆倾斜角度不宜超过（）。
A.15° B.20° C.25° D.30° E.略 F.略 [单项选择]学生贷款和一般商业助学贷款的利息分别为（）。
A. 无息；无息 B. 法定贷款利率；无息 C. 法定贷款利率；法定贷款利率 D. 无息；法定贷款利率 [单选题]对于时间要求特别紧迫的抢险救灾工程建设，其工程承包合同计价形式较适合采用()。
A.总价合同 B.固定单价合同 C.变动单价合同 D.成本加酬金合同 [简答题]叙述丙烯干燥塔预加载过程？
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