参考答案:ABCD
参考答案:Topic A: Why are fast food chains so successful throughout the world Suggested Answers Throughout the world, we see fast food restaurants such as McDonald’s, KFC flourishing. There are many reasons for their success. Among them, the major ones include: Firstly, successful marketing strategies: Advertisements and commercials on TV and other media make it appear cool and trendy to eat at their establishments to young people. They use toys and gifts tied with their meal to attract kids and their parents. Secondly, in a fast-paced modern society, fast food restaurants cater to people’ need for convenience and efficiency. Fast food restaurants also offer reliable and standardized food regardless of a restaurant’s location and size. The brands and symbols convey to customers a sense of credibility and reliability. Topic B: How do you keep fit Suggested Answers A healthy body is important to every one. There are several ways to keep fit and stay healthy. Having a balanced diet is essential to good health. A balanced diet means we shouId take in different kinds of nutrients, not only fat and protein, but also carbohydrates and fibers-vegetables and fruits. Regular exercise also holds the key to well-being. You can walk to your office instead of taking the bus or driving a car. You can also walk upstairs instead of taking the elevator. In addition, a positive attitude towards life contributes greatly to good health. If you look at things on the bright side and have an optimistic view towards life, you will feel happy and contented. Then you can eat well and sleep well and your body will be in excellent condition. Topic C: Do you agree with the proverb "You are what you eat" Why Suggested Answers I totally agree with the saying "You are what you eat". This saying means what you eat contribute greatly to improving or destroying your health. It is true that the food you eat has a bearing on your state of mind and health. For instance, if you take in too much animal fat, you are likely to have hypertension and heart disease. Conversely, if you have a balanced diet and take in enough nutrition and fibers, you are less likely to have heart disease, hypertension and diabetes. If you can stay in good shape, you are better able to withstand pressure and stress, which can contribute to a healthy mind. 第23题:[判断题]列车须按规定编定车次,上行列车编为双数,下行列车编为单数。() A.正确 B.错误 参考答案:A 第24题: [单项选择]患者,女性,75岁,胃癌晚期,表现为神志不清,肌张力消失,心音低钝,脉搏细弱,血压80/40mmHg,呈间歇呼吸。患者此时处于()。 A. 濒死期 B. 临床死亡期 C. 生物学死亡期 D. 生理学死亡期 E. 脑死亡期 参考答案:A 第25题:[多选题][151]根据《民用航空安全检查工作手册》第一百零六条,下列关于从严检查的说法,正确的有( )。 A.对需要实施从严检查的旅客,应当报民航安检机构现场值班领导批准后,在特别检查室实施 B.从严检查应当至少由与旅客同性别的两名民航安检员负责实施,其中一名负责监视受检旅客,防止其做出危险行为或毁灭物证,另一名实施检查 C.检查可根据实际情况采取脱衣、行李物品逐件检查等措施。必要时,应报告民用机场公安机关人员到场协助 D.对不配合检查的,可根据情况予以拒绝进入机场控制区或者报告民用机场公安机关处理 参考答案:ABCD 第26题:[单选题]消防救援机构发现火灾隐患,()通知有关单位或个人采取措施,限期消防隐患。 A.可以 B.应当定期 C.应当及时 D.可以及时 参考答案:C 第27题:[单选题]危险化学品储存集装箱通常分为箱式和罐式两种,箱体()个面均粘贴危险货物通用标志、联合危险货物编号(英文缩写 UN,四位阿拉伯数字), 罐式集装箱通常还粘贴安全告知牌。 A.三 B.四 C.五 D.六 参考答案:C 第28题:[判断题]消防工作的任务具体是:做好火灾预防工作、做好灭火及综合性救援工作。 A.正确 B.错误 参考答案:A 第29题:[判断题]《修规》第1.0.1条,为贯彻落实“强基达标、提质增效”工作主题,适应普速铁路运营要求,规范线路设备管理,提高线路设备修理和技术管理水平,特制定本规则。 A.正确 B.错误 参考答案:A 第30题:[单选题]在设计一堂课时,教员必须做到解释和证明的逻辑性以便帮助学生 A.理解知识的各组成要素; B.理解课堂教学各要点间的相互关系; C. 通过机械记忆的学习,以便使程序性的表现逐渐自动化。 参考答案:B 第31题:[单选题]甲公司生产乙产品,最大产能90000小时,单位产品加工工时6小时。目前订货量13000件,剩余生产能力无法转移。乙产品销售单价150元,单位成本100元,单位变动成本70元。现有客户追加定货2000件,单件报价90元,接受这笔订单,公司营业利润( )。 A.增加100000元 B.增加40000元 C.增加180000元 D.增加160000元 参考答案:B 目前原有订单的生产工时=13000×6=78000(小时),追加订单占用生产工时=2000×6=12000(小时),不超过最大产能90000小时。因此,追加订单并不影响正常销售的完成,并且剩余生产能力无法转移,不需要追加专属成本,追加订单产生的边际贡献则为增加的营业利润。公司增加的营业利润=2000×(90-70)=40000(元)。 第32题:[单选题]用来计算材料中超声波折射角的公式称为( )。 A.反射定律 B.衍射定律 C.折射定律 D.莱姆定律 参考答案:C 第33题:[单选题]二进制是一种非常古老的进位制,由于在现代被用于电子计算机中而重新复活。二进制只由( )组成,采用“满二进一”的原则。 A.1和1 B.1和2 C.1和0 参考答案:C 第34题:[单选题]在需要直流电压较低、电流较大的设备中,宜采用( )整流电源。 A.单相桥式可控 B.三相桥式半控 C.三相桥式全控 D.带平衡电抗器三相双反星形可控 参考答案:D 第35题: [单项选择]空胶囊组成中的以下物质起什么作用遮光剂( ) A. 山梨醇 B. 二氧化钛 C. 琼脂 D. 明胶 E. 对羟基苯甲酸酯 参考答案:B 第36题:[判断题]( ) 中间站利用本务机车调车作业时,无论钩数多少,必须停止作业,但可以不用重新编制调车计划。 A.正确 B.错误 参考答案:B 我来回答: 提交
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