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[单项选择]

Losing weight can seem like an unwinnable war. You know you need to eat less and exercise more, but that’s (1) impossible when everything in your life—from job stress to the temptation of fast and (2) foods—encourages you to do the (3) . A healthy diet and regular exercise are certainly the best weapons against weight gain, (4) the fact is that sometimes they aren’t enough. And that’s (5) science may someday be able to help.
In various research labs, researchers are closely looking (6) the biological mechanisms of obesity, (7) why some bodies store fat so (8) , and why others are better at burning the calories they (9) . They are discovering a surprising (10) of metabolic and physiologic factors that contribute to weight: did you know, for instance, that your intestines are full of bacteria that can (11) or restrain weight gain to some extent Or th
A. Although
B. And
C. Therefore
D. Furthermore

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[填空题]NaOH溶液浓度标定后由于保存不妥吸收了CO2,以此标准溶液测定草酸摩尔质量时,结果();若以此标准溶液测定H3PO4浓度(甲基橙为指示剂)其结果()。(填“偏高”、“偏低”或“无影响”)
[单选题]( )405.依据《突发事件应对法》的规定,国家将自然灾害、事故灾难和公共卫生事件的预警级别,按照突发事件发生的紧急程度、发展势态和可能造成的危害程度分为一级、二级、三级和四级,标示的颜色分别是()。
A.红色、黄色、蓝色和绿色
B.红色、橙色、黄色和绿色
C.红色、紫色、橙色和黄色
D.红色、橙色、黄色和蓝色
[单选题]职业道德通过( ),起着增强企业凝聚力的作用。
A.协调员工之间的关系
B.增加职工福利
C.为员工创造发展空间
D.调节企业与社会的关系
[简答题]集团公司的“四查”要求是指什么?
[多选题]党的十九大对我国社会主要矛盾作了新的判断和表述,其主要依据是()。
A.经过改革开放40年的发展,我国社会生产力水平总体上显著提高
B.人民生活水平显著提高,对美好生活的向往更加强烈
C.我国社会主义已不再处于社会主义初级阶段
D.发展不平衡不充分问题成为制约发展和满足人们美好生活需要的主要根源
[判断题]依法必须进行施工招标的项目,招标人应当自发出中标通知书之日起30日内,向有关行政监督部门提交招标投标情况的书面报告( )。
A.正确
B.错误
[多选题]运营事故分级()。
A.特别重大事故
B.重大事故
C.较大事故
D.一般事故
[简答题]化工企业的火灾特点是什么?
[单选题] 根据刑法,非法制造、买卖、运输、邮寄、储存爆炸物的,处( )有期徒刑
A. 三年以上
B. 十年以下
C. 三年以上十年以下
[单项选择]工区应备有急救药箱,所有()应掌握预防作业伤害、触电和外伤处理知识。
A. 临时工
B. 工作人员
C. 实习生
D. 劳务工
[判断题] BM015 气体绝缘材料应具备的性质有低击穿电压、低沸点、不燃性、惰性、低导热率等。
A.正确
B.错误
[单选题] 合成型制动液按合成油的原料不同,分为醚型和酯型两种,酯型制动液除( )高外,还有低吸湿性的特点。
A.凝点
B.沸点
C.滴点
D.密度
[单项选择]关于叶酸和维生素B12,下列哪项不正确()
A. 维生素B12不存在于植物中,仅来自动物性食品
B. 维生素B12的吸收需内因子参与
C. 叶酸只存于植物性食品中
D. 维生素B12缺乏致贫血与其作为甲硫氨酸合成酶的辅酶,参与甲硫氨酸合成有关
E. 维生素B12缺乏致神经病变与其作为L-甲基丙二酰PCoA变位酶的辅酶有关
[多选题]广深港跨境旅客运输中,持减价(特惠)车票的( )旅客,应持减价(优惠/特惠)凭证乘车。
A.成年人
B.儿童
C.学生
D.残疾军人
[单项选择]It is ______ impossible to find a high building in this part of this poorly developed area.
A. barely
B. nearly
C. hardly
D. merely
[单选题]公安机关应当及时将()通知被传唤人家属。
A.被传唤人的表现
B.传唤的法律依据
C.案件具体情况
D.传唤的原因和处所
[判断题]B-E-A-001 4 1 2
在进入受限空间前与进入受限空间作业相关的人员都应接受培训。
A.正确
B.错误
[单项选择]主病气滞血瘀、痰食内停、伤精血少的脉象是()
A. 涩脉
B. 弦脉
C. 伏脉
D. 紧脉
E. 革脉
[单项选择]A person with good manners is popular with others because______.
A. he will do what he is asked to do
B. he knows what to do and what not to do on different occasions
C. he is always saying good words to others
D. he can make others know what good manners are
[单项选择]对肝无损害的药物是()
A. 链霉素
B. 乙胺丁醇
C. 异烟肼
D. 吡嗪酰胺
E. 乙硫异烟肼
[判断题]CM有载分接开关的极性选择器分正反调和粗细调两种,是一种简单而紧凑的装置,极性选择器静触头的绝缘杆在分接选择器的上下法兰圆周上。极性选择器由槽轮机构的下槽轮操动。
A.正确
B.错误
[判断题]BD011 排打功是指人体各部位受到打击时的抗疼痛和应激能力。
A.正确
B.错误
[单项选择]下列内容中,()不属于保理业务范围。
A. 代收出口账款
B. 核定进口商信用额度
C. 出口风险担保
D. 开立贸易保函
[单选题]生产矿井( )的空气温度不得超过26℃。
A.进风井口以下
B.机电设备硐室
C.进回风大巷
D.采掘工作面
[单项选择]According to Dr. Rascool, the effective solution to the unfavorable forecast is______.
A. to reduce the carbon dioxide content of the atmosphere
B. to decrease the collections of aerosols in the air
C. to substitute favorable fuel for the present type
D. to adopt some effective measures to destroy the aerosol layer
[单项选择]齿面胶合是由于齿轮啮合表面瞬间发生摩擦而引起的()失效形式。
A. 点蚀
B. 腐蚀
C. 粘着
[名词解释]土壤环境背景值
[单项选择]下列程序写法不正确的是( )。
A. func1()…func2()……
B. func1()…func2()…
C. func2();func1()…func2();…func2()…
D. func1()…func1();…
[单选题]电伤是由电流的热效应.化学效应.机械效应对人体造成的伤害。下列各种电伤中,最为严重的是( )
A.皮肤金属化
B.电流灼伤
C.电弧烧伤
D.电烙印
[单项选择]VPN技术属于电子商务安全技术中的()。
A. 加密技术
B. 数字签名
C. 认证中心和数字签名
D. 网络安全技术
[简答题]天然地基基础基槽开挖后,应检验哪些内容?
[单项选择]维生素D的活性形式是()
A. 维生素D3
B. 25-(OH)-D3
C. 24,25-(OH)2-D3
D. 1,24,25-(OH)3-D3
E. 1,25-(OH)2-D3
[填空题]接触电阻的大小与接触面的()、()、()以及()等因素有关。
[单选题]3.192. 第192题
承揽分布式光伏发电项目设计、施工的单位,应根据工程性质、类别及电压等级,具备()颁发的相应资质等级
的承装(修、试)电力设施许可证。
A.国家发改委
B.国家认监委
C.国家能源局
D.政府主管部门
[判断题]SS4B型机车操纵节自动过分相装置射频接收器上的“状态”指示灯,工作正常时常亮,若不亮,表明射频接收器与“车顶位置标签识别器”之间的通讯出现问题,需手动过分相。( )
A.正确
B.错误
[多选题]电缆采用铅做护套材料的优点是( )。
A.价格便宜
B.密封性好
C.韧性好,不影响电缆的可曲性
D.熔化点低耐腐蚀性比一般金属好
E.资源充足,生产方便
[多选题]可疑车辆一旦驶入检查区域,要做的措施包括:
A.负责前哨的执勤组民警,第一时间,向现场指挥员发出信号
B.现场指挥员在接到信号后,马上传递给各个执勤组小组
C.拦截组迅速设立阻车钉
D.对车辆进行拦截处突组和增援组立即对嫌疑车辆进行合围
[单项选择]

Minutes of the meeting held in Malupit Community School on Wednesday, 14th March, at 8:00 p. m, Mr. I. Pomat, a Malupit shop owner, called the meeting to find out the views of the community on local government plans to close the Malupit Community School at the end of the present school year.
Mr. Pomat acted as chairman of the meeting. He introduced Mr. L. Karazin, the Planning Office of the Raval Education Department. Mr. Karazin pointed out that there were now only fifty-three children at Malupit Community School. This was considered to be too high a number for the forming of two classes and the employment of two teachers. Mrs. Luvako, who had taught at the school for the past twenty-two years, would be retiring from the teaching service in July. The Planning Office wished to take this opportunity to close the school, because it is expensive to run, and to move the children to two bigger schools in Raval, six miles away.
Mrs. Jarvis, the mother of an eight-year-o
A. there were too many children in each class
B. the schools in Raval were bigger and better
C. it had too few children and it was expensive to run
D. the teacher was retiring and they could not find another

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