热门试题:
[单项选择]Which of the following can be inferred when the man says this
A. There are other students waiting to put up their notices.
B. The woman is rude and does not want to obey the rules.
C. The man is annoyed by the woman’s haughty tone.
D. The procedure of putting up a notice is rather complicated.
[单项选择]列关于风力发电叙述错误的是（）
A. 风力发电是将风能转换成电能
B. 风力发电是利用风力带动风车叶片旋转，再透过增速机将旋转的速度提升，来促使发电机发电
C. 大概一米每秒的微风便可以发电
D. 风力发电有利于环境保护
[判断题]《集团公司时速160公里动力集中动车组客运组织管理办法》中，动力集中动车组餐吧车实行不间断营业，提供订、送餐服务，价签有“CR”标志。
A.正确
B.错误
[单选题]净高大于（）m的可燃物较多的技术夹层应设置火灾自动报警系统
A.1.5
B.2.6
C.3
D.3.5
[单项选择]
Even the Saudis--or rather, the small number of men who actually rule their troubled country--are giving ground in the struggle for women’s rights. For sure, the recommendations (1) this week to Crown Prince Abdullah at the end of an (2) round of "national dialogue" concentrating on the role of women were fairly tame. in the reformers-versus-reactionaries (3) test of whether women should, be allowed to drive cars (at present they cannot do so in the kingdom, nor can they travel unaccompanied, by whatever (4) of motion), the king was merely asked to" (5) a body to study a public-transport system for women to facilitate mobility". (6) mention, of course, of the right to vote--but then that has been (7) to men too, though local elections, on an apparently universal franchise, are supposed to be held in October. In sum, it is a tortoise’s progress. But the very fact of the debate happening at all is (
A. remoulded
B. inherited
C. accorded
D. handed
[单选题]水泥砂浆防水层分项工程检验批的抽样检验数量,应按施工面积每 ( )m 抽查1处,每处 10m ,且不得少于 处。
A.50m
B.100m
C.150m
D.200m
[单项选择]有利于防水管道淤积的措施不包括( )。
A. 增大设计坡度
B. 减小设计充满度
C. 增大设计流速
D. 减小设计坡度
[多项选择]科学技术是第一生产力，这是因为（）
A. 科学技术是社会存在和发展的基础
B. 科学技术渗透到现代生产力系统各类要素中
C. 科学技术对物质生产具有主导作用和超前作用
D. 科学技术是推动生产力发展的巨大杠杆
[单选题]粘液表皮样癌的细胞组成是
A.表皮样细胞、腺上皮和粘液细胞
B. 表皮样细胞、软骨样细胞和中间细胞
C. 腺上皮细胞、粘液细胞和中间细脑
D. 表皮样细胞、粘液细胞和中间细胞
E.粘液细胞、软骨样细胞和中间细胞
[多选题]定期检验标准中对转向系的要求有()。
A.转向盘有助力装置
B.转向盘应转动灵活.无阻滞
C.转向盘的自由转动量
D.转向盘在转向过程中不与其它部件干涉
[单选题]根据法律规定，保证人不承担保证责任的情形是（ ）。
A.主债权未经保证人书面同意而转让
B.主债务未经保证人书面同意而转让
C.债权人与债务人协议变更主合同的履行期
D.债权人与债务人协议变更主合同的标的额
[判断题]现场确认火情短时间内不危及行车及旅客安全时，应继续维持运行至前方站停车处理。
A.正确
B.错误
[判断题]船舶火灾事故的全损率高于碰撞，搁浅等海上事故。
[单选题]燃烧室打焦时，先将炉墙上打焦孔处的焦块尽可能打掉，然后再进入燃烧室 (____)打焦。
A.自左而右
B.自下而上
C.自前而后；
D.自上而下
[单项选择]同一基金管理人管理的全部基金持有一家公司发行的证券，不得超过该证券的( )。
A. 3%
B. 5%
C. 10%
D. 15%
[单项选择]三棱兼能治疗的病证是（）
A. 肠燥便秘
B. 食积胀痛
C. 血虚经闭
D. 热病神昏
E. 产后水肿
[单选题]产生肾病性水肿的主要机制是
A. 肾小球滤过率降低
B. 肾小管重吸收增加
C. 继发性醛固酮增多
D. 低蛋白血症
E. 肾小管重吸收增加
[单选题]《国家电网有限公司安全事故调查规程》(国家电网安监〔2020〕820号)规定,公司安全事件等级共划分为( )个级别。
A.10
B.8
C.6
D.4
[判断题]在占线板（簿）、《防溜交接簿》上实行铁鞋标号时，只需标注“铁鞋号码”（即铁鞋编号的末两位数字）。
A.正确
B.错误
[填空题]在甲亢危象中，抗甲状腺药物必须先于碘剂的应用，其理由为____。
[单项选择]构成蛋白质的氨基酸种类和转运氨基酸的RNA种类分别是（）
A. 20种和61种
B. 20种和20
C. 20种和64
D. 61种和61种
[单选题]腰椎轻度压缩骨折患者采取的体位是()( )
A.平卧位
B.俯卧位
C.脊柱过伸位
D.头高脚低位
[填空题]News reports often focus on disputes among scientists over the validity of preliminary (untested) data, hypotheses, and models (which by definition are tentative). This aspect of science- 1 because it has not been widely 2 and accepted-is called frontier science. The media 3 to focus on frontier science because its so-called "breakthroughs" make good news stories. Just because something is in the 4 of frontier science, 5 , does not mean that it isn’’t worthy of serious consideration; 6 , such matters need further study to determine their 7 .
8 contrast, consensus science consists of data, models, theories, and laws that are widely accepted. This aspect of science is very reliable but is 9 considered newsworthy. The trouble is that the word science is used to 10 both frontier and consensus science, without 11 The media preference 12 frontier science gives the public the 13 impression that frontier science 14 very certain conclusions, which may or may not be correct.
However, 15 s
A. A． summarize
B． systematize
C． recognize
D． revitalize
[单选题] 网络商店生成系统中，( )是对各个店面相关信息进行管理的子系统，包括各商家注册信息、店面信息等。
A.商家店面管理系统
B.站点后台管理系统
C. 财务管理系统
D.前台商务系统
[多项选择]下列模板拆除的顺序和方法正确的是（）
A. 先支后拆
B. 先承重部位，后非承重部位
C. 自上而下
D. 拆模时，严禁用大锤和撬棍硬砸硬撬
E. 先拆侧面模板，再拆除承重模板
[填空题]B．根据课文内容在每个空白处填入一个恰当的词。
Two men walked slowly, one after another, through the shallow water of a stream. 61 they could see were stones and earth. The 62 ran cold over their feet. They had blanket packs 63 their backs. Suddenly, the man who followed 64 over a stone. He hurt his foot badly and called: “Hey, Bill, I’ve hurt my foot.” Bill 65 straight on without looking back. The man was 66 in the empty land, but he was not lost. He knew the way to their camp, where he would find food and bullets. He struggled to his 67 and limped on. Bill would be waiting for him there, and 68 they would go south to the Hudson Bay Company. He had not eaten for days. Often he 69 to pick some small berries and put them into his 70. The berries were tasteless, and did not satisfy, but he knew he must eat them.
[单项选择]TBA22中，图案校正电眼压力为（）。
A. 0.4bar
B. 0.3bar
C. 30bar
[单选题]急性腹痛患者诊断不明确时，不正确的处理方法是
A.如腹痛剧烈，可酌情使用镇痛药
B.禁灌肠
C.禁饮禁食
D.抗感染
E.抗体液失衡
[不定项选择题]肺癌（ ）。
A.X大片状阴影，是肺叶和肺段分布
B.X线里大片状阴影，内有空洞伴液平
C.X线右上空洞，周围有斑片状阴影
D.X线右下偏心空洞，内壁凸凹不平
[单选题]85.转K6转向架不包含（）。
A.摇枕
B.副构架
C.轮轴
D.侧架
[单项选择]以下物质中，通常对生物机体不具有抗原性的是（）
A. 蛋白质
B. 多糖
C. LPS
D. 脂肪
[判断题]当系统过载时断开线路,是为了保护设备。()
A.正确
B.错误
[填空题]最常见的五种质量统计方法是：（），（），（），（）及（）。
[判断题]工务人员在电气化区段作业，如需拆开接触网地线、吸上线、电务扼流变钢轨引线等设备时，应注意安全并及时恢复。
A.正确
B.错误
