热门试题:
[单选题]对农业进行社会主义改造的途径是( )
A.公私合营
B.合作化
C.国家资本主义
D.和平赎买
[简答题] The grammatical words which play so large a part in English
grammar are for the most part sharply and obviously different from
the lexical words. A rough and ready difference
which may seem the most obvious is that grammatical words (1)______
have "less meaning", but in fact some grammarians have (2)______
called them "empty" words as opposed in the "full" words of (3)______
vocabulary. But this is a rather misled way of expressing the (4)______
distinction. Although a word like the is not the name of something
as man is, it is very far away from being meaningless; (5)______
there is a sharp difference in meaning between "man is vile"
and "the man is vile", yet the is the single vehicle of this (6)______
difference in meaning. Moreover, grammatical words differ
considerably among themselves as the amount of meaning they (7)______
[单选题]无缝线路重伤、折断紧急处理,当钢轨断缝小于( )时,应进行紧急处理。
A.30mm;
B.50mm;
C.20mm
[多选题]维护国家主权和领土完整、实现祖国统一要做到（ ）
A.坚持一个中国原则
B.推进两岸交流合作
C.促进两岸同胞团结奋斗
D.反对台独分裂图谋
[填空题]不得靠近电线断落的区域尤其是积水区域,误入带电区域应( )、或( ),防止产生跨步电压。
[简答题]装载爆炸品、气体类危险货物的车辆及救援列车，在线路上停放时有何要求？
[多选题]CRH380A统型动车组两车辆间共有三类风挡、分別为： 。
A.压缩形外风挡
B.内风挡
C.防雪风挡
D.挤压式外风挡
[单项选择]损伤性血心包可引起明显的血流动力学改变，并导致急性循环功能衰竭，临床上称之为（）
A. “心包填塞综合症”
B. 心包腔内压力改变
C. 压迫心脏
D. 冠状动脉灌注不足
E. 向心静脉回流减少
[判断题]清洁生产审计的目的是:通过清洁生产审计判定生产过程中不合理的废物流和物.能耗部位,进而分析其原因,提出削减它的可行方案并组织实施;从而减少废弃物的产生和排放,达到实现本轮清洁生产目标。
A.正确
B.错误
[多选题]铁路箱损坏时，按实际发生费用，其中包括（ ）。
A.修理费
B.修理回送费
C.延期使用费
D.吊装搬运费
[单选题]线路平面及纵断面应保持原有标准状态。区间线路变动时，须经（）。
A.总公司
B.铁道部
C.车间
D.铁路局批准
[单项选择]
In the past few decades, remarkable findings have been made in ethology, the study of animal social behavior. Earlier scientists had (1) that nonhuman social life was almost totally instinctive or fixed by genetics. Much more careful observation has shown that (2) variation occurs among the social ties of most species, showing that learning is a part of social life. That is, the (3) are not solely fixed by the genes. (4) , the learning that occurs is often at an early age in a process that is called imprinting. Imprinting is clearly (5) instinctive, but it is not quite like the learning of humans; it is something in between the two. An illustration best (6) the nature of imprinting. Once, biologists thought that ducklings followed the mother duck because of instincts. Now we know that, shortly (7) they hatch, ducklings fix (8) any object about the size of a duck and will henceforth follow it. So ducklings may f
A. What’s more
B. Hence
C. But
D. However
[简答题]现代化油器的主供油装置一般采用什么方案？试说明它的工作原理。
[判断题]班轮运价由班轮公司以运价表的形式公布，通常包括货物从起运港到目的港的运费和装卸费用。 ( )
[判断题]依据《中国南方电网有限责任公司电力安全工作规程》,梯子应坚固完整,有防滑措施。梯子的支柱应能承受作业人员及所携带的工具材料攀登时的总重量。作业中使用梯子时,应设专人扶持或绑扎牢固。( )
A.正确
B.错误
[单项选择]设有数组定义语句：Dim a(5)As Integer，List1为列表框控件。下列给数组元素赋值的语句错误的是（ ）。
A. 打开过程文件时，其中的主过程自动调入内存
B. 同一时刻只能打开一个过程，打开新的过程后，旧的过程自动关闭
C. 用命令DOWITH调用过程时，过程文件无需打开就可调用其中的过程
D. 用命令DOWITHIN调用过程时，过程文件无需打开，就可调用其中的过程
[多选题]作业人员的基本条件包括：（ ）
A.经县级或二级甲等及以上医疗机构鉴定，无职业禁忌的
病症，至少每两年进行一次体检，高处作业人员应每年进行一次体检。
B.按其岗位和工作性质，熟悉《中国南方电网有限责任公司电力安全工作规程》的相关部分
C.应具备必要的电气、安全及相关知识和技能。
D.从事电气作业的人员应掌握触电急救等救护法。
[单选题]儿科护理研究工作包括
A.定期为儿童进行预防接种
B.精心护理住院小儿
C.调查儿童生长发育情况
D.制定保障儿童健康成长的法律法规
E.进入家庭为散居小儿服务
[单项选择]Some weeks ago, riding in a cab from Boston to Cambridge, my driver turned and asked me what I did for a living. "Teach English," I said. "Is that so" The young man continued. "I was an English major." But then, instead of chatting idly about Joyce or dropping the subject altogether, this driver caught me short. "You guys," he said, turning back so that his furry face pressed into the glass partition, "ought to be shot." I think he meant it.
The guilty party in this present state of affairs is not really the academic discipline. It is not the fault of English and philosophy and biology that engineering and accounting and computer science afford students better job opportunities and increased flexibility in career choice. Literature and an understanding of, say, man’s evolutionary past are as important as ever. They simply are no longer perceived in today’s market as salable. That is a harsh economic fact. And it is not only true in the United States. Employment prospects for liber
A. Harsh Economic Fact
B. Double Majors, a Way Out
C. Careers, Schooling for Better
D. Market for Graduates
[单项选择]两端各具吸盘的是（）
A. 地龙
B. 水蛭
C. 土鳖虫
D. 斑蝥
E. 僵蚕
[判断题]质量手册对检验检测机构内部是实施管理的纲领性文件，对外是证明检验检测机构管理体系符合标准要求的证据。 （ ）
A.正确
B.错误
[简答题]指出下列文字中个“逻辑”一词的含义.“虽说马克思没有留下‘逻辑’（大写字母的），但他遗留下《资本论》的‘逻辑’……”
[判断题]使用二氧化碳灭火器灭火时，能喷射出大量二氧化碳及泡沫，它们能粘附在可燃物上，使可燃物与空气隔绝，破坏燃烧条件，达到灭火的目的。
A.正确
B.错误
[判断题]公共关系运作过程的各个阶段是彼此独立的。（）
[判断题]民航地区管理局公安局应当归档保存的文件不包括民航安保 事件信息的辖区工作会议纪要。 （ ）
A.正确
B.错误
[单项选择]大豆与谷类同时食用可起到蛋白质互补作用，主要是因为大豆蛋白中富含谷类蛋白中缺乏的（）
A. 组氨酸
B. 精氨酸
C. 赖氨酸
D. 丙氨酸
E. 甘氨酸
[判断题]《史记》是中国传记文学的开创性著作。
A.正确
B.错误
[判断题]2.46行车中当驾驶人意识到车辆爆胎时，应在控制住方向的情况下采取紧急制动，迫使车辆迅速停住。
A.正确
B.错误
[单项选择]对右向左分流型先天性心脏病的描述，错误的是（）。
A. 体、肺循环间有异常通路
B. 右侧压力大于左侧
C. 静脉血液自右分流入动脉血中
D. 出现发绀
E. 常见有动脉导管未闭、房间隔缺损、室间隔缺损
[单选题]线路设备维修周期规定，半径不大于1200m曲线地段,每( )Mt打磨一次。
A.30～50
B.50～70
C.70～90
D.100
[不定项选择题]A.9～13
A.8～18
B.7～9
C.3～6
D.1～3
E.以上最适合作润湿剂的HLB值是
[单选题]各类作业人员有权拒绝（）
A.违章指挥和强令冒险作业
B.节日加班
C.工作负责人的监护
D.参加开工会
[单项选择]倾斜运输巷道的“一坡三挡”指的是（）。
A. 一个阻车器、二道挡车栏
B. 二个阻车器、一个挡车栏
C. 三个阻车器
D. 三个挡车栏
