热门试题:
[简答题]设置电网解到点的原则是什么？在什么情况下应能实现自动解列？
[多选题]冠脉血流的特点有( )
A.冠脉血流丰富
B.冠脉扩张可满足心肌对氧的需求
C.心率过快(180次／分)时冠脉血流量减少
D.心室收缩时，左冠脉血流量减少
E.舒张压高，冠脉血流量减少
[填空题]Half an hour’s exercise a day cuts the risks of catching colds in half, a new trial suggests. Brisk walking is all that is needed, and the longer that you continue to exercise daily the greater the (26) .
The trial (27) 115 older women from Seattle, Washington state. All were sedentary and either (28) or obese. For a year they were asked either to exercise daily or take part in a 45-minute stretching class once a week.
The women were (29) . allocated to one or other of these groups, and every quarter were asked to fill in questionnaires asking them whether they had suffered colds or other upper respiratory (30) in the previous three months.
The results show that the daily exercise group had only half as many colds as the weekly stretch-class group. "This adds another good reason to put exercise on your to-do list," said Cornelia Ulrich, an (31) member of the Fred Hutchinson Cancer Research center’s pu
[单项选择]可引起子宫节律性收缩的是（）。
A. 大剂量缩官素
B. 孕激素
C. 小剂量缩宫素
D. 儿茶酚胺
E. 雌激素
[单项选择]男性，50岁，右下肢大隐静脉曲张10年。检查、血压150／100mmHg.左下肢正常，右下肢自腹股沟至踝部可见明显静脉曲张团球，个别静脉壁变薄突出，皮肤呈紫红色，软，未扪及结节。浅静脉瓣膜功能、交通支瓣膜功能及深静脉功能讨验均阳性，血胆固醇210m／d1.处理是
A. 高位结扎术
B. 高位结扎加静脉剥脱、切除术
C. 有效抗菌药物治疗
D. 硬化剂局部注射
E. 以上都不是
[填空题]《青少年法治教育大纲》指出:青少年法治教育要充分发挥（ ）主导作用,与（ ）、（ ）配合,拓宽教育途径,创新教育方法,实现全员、全程、全方位育人。
[单项选择]下列适宜纸包炸的油锅是（）。
A. 凉油锅
B. 温油锅
C. 热油锅
D. 旺油锅
[单项选择]Every other week it seems a new study comes out that adds to our already-formidable store of parental worries. But even by those upgraded standards, the report issued last week by the federal government’s National Center for Health Statistics contained a jaw-dropper: the parents of nearly one of every five boys in the United States were concerned enough about what they saw as their sons’ emotional or behavioral problems that they consulted a doctor or a healthcare professional. By comparison, about one out of 10 parents of girls reported these kinds of problems.
The report confirms what many of us have been observing for some time now: that lots of school-age boys are struggling. And, parents are intensely worried about them.
What is bothering our sons Some experts suggest we are witnessing an epidemic of ADD (attention deficit disorder) and say boys need more treatment. Others say that environmental pollutants found in plastics, among other things, may be eroding their
A. Good academic performance.
B. Enjoying their time with their friends.
C. The freedom to learn what they like.
D. The ability to get along with their classmates.
[单项选择]属于医学伦理学基本原则的是
A. 有利、公正
B. 权利、义务
C. 廉洁奉公
D. 医乃仁术
E. 等价交换
[单项选择]故意杀人罪（未遂）的犯罪构成属于（）。
A. 基本的犯罪构成
B. 修正的犯罪构成
C. 派生的犯罪构成
D. 减轻的犯罪构成
[单选题]关于双代号时标网络计划的说法，错误的是( )。
A.实箭线的水平投影长度表示该工作的持续时间
B.波形线表示工作与其紧后工作之间的时间间隔
C.时标网络计划宜按各项工作的最晚开始时间编制
D.双代号时标网络计划以水平时间坐标为尺度进行绘制
[判断题]氧气瓶着火时可用雾状水或二氧化碳灭火器灭火。()
A.正确
B.错误
[多选题]( )属于核爆炸。
A. 原子弹爆炸
B. 氢弹爆炸
C. 中子弹爆炸
D. 炸药爆炸
[判断题]CTCS-3级列控车载设备按CTCS-2级控车时完全监控模式与待机模式之间的转换自动办理。
A.正确
B.错误
[单选题]水带应( )在水带架上。
A.折叠平放
B.盘卷竖放
C.盘卷叠放
D.盘卷平放
[多选题]行政诉讼中，下列说法不准确的是（ ）。
A.被告不得再向证人或原告收集证据
B.法院不得主动对有利于被告的证据予以保全
C.法院不得自行调取对被告有利的证据
D.法院有权要求当事人提供或补充证据
[单选题]《生产安全事故报告和调查处理条例》规定：生产安全事故按照造成重伤人数划分，重大事故是指造成（）重伤。
A.10人以上50人以下
B.50人以上100人以下
C.100人以上
[单选题]( )消防车是指消防车底盘的厂定最大总质量大于1800kg，但不大于6000kg
的消防车。（中）伐
A.微型
B.轻型
C.中型
D.重型
[单项选择]{{B}}Part A{{/B}}
{{I}} You will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer — A, B, C or D, and mark it in your test booklet. You will have 15 seconds to answer the question and you will hear each dialogue ONLY ONCE.
Now look at Question 1.{{/I}}Why is Jerry up late
A. His mother wants him to do his homework.
B. He has to finish his homework.
C. He doesn’t know it’s very late.
D. He can’t sleep.
[单项选择]
| 患儿，女，8个月，因进食饺子过量发生腹泻，6次/日～10次/日，体温37.9℃，精神稍弱，前囟平坦，尿量正常，大便镜检见少量脂肪球，血清钠140mmol/L。 |
该患儿的脱水程度及性质是
A. 轻度等渗脱水
B. 中度等渗脱水
C. 轻度低渗脱水
D. 中度低渗脱水
E. 轻度高渗脱水
[单项选择]According to the passage, which of the following statements is TRUE
[判断题]二氧化碳难溶于水。( )
A.正确
B.错误
[单选题]指救援人员将被救者立起抱在肩上的救人方法称为 ( ) 。
A.拖抱法
B.肩负法
C.背人法
D.双人手抬法
[单选题]发电厂中的主变压器空载时，其二次侧额定电压应比电力网的额定电压( )。
A.相等；
B.高5%；
C.高10%；
D.低5%。
[单选题]平行线路间存在互感,当相邻平行线流过零序电流时,将在线路上产生感应零序电势,它会改变线路( )的向量关系。
A.相电压与相电流
B.零序电压与零序电流
C.零序电压与相电流
D.相间电压与相间电流。
[多选题]吸收客户资金不入账罪的犯罪主体为（ ）。
A.一般性公司企业及其工作人员
B.农村信用社工作人员
C.银行工作人员
D.农村信用社
E.银行
[判断题]更换尖轨和基本轨时配合电务部门和车站进行调试，确认其状态良好。
A.正确
B.错误
[单项选择]安全阀泄放装置一般适用于（）介质的压力容器。
A. 空气
B. 剧毒介质
C. 易燃易爆
[单选题]列车运行监控装置的缩写词为( )。
A.GYK
B.LKJ
C.STP
D.GSM-R
[判断题]( )《承包商井控违规责任追究》，井队干部24小时值班制度未落实，追究井队所属承包商违约责任，违约金4万元人民币。
A.正确
B.错误
[单项选择]整合在细菌染色体上的噬菌体称（）
A. 前噬菌体
B. 溶原性噬菌体
C. 毒性噬菌体
D. 溶原性细菌
E. 溶原状态
[不定项选择题]患者，女性，25岁，小腿紫癜1周余。2周前因受凉出现上呼吸道感染，自服“感冒冲剂”后出现腹痛、腹泻及便血。次日双侧膝关节以下出现散在性紫癜。血小板160×109/L，尿蛋白（+），红细胞10～20个/HP，白细胞5～10个/HP，颗粒管型1～2个/HP。
病人有可能发生的情况是
A.泌尿系统结石
B.急性肾小球肾炎
C.过敏性紫癜
D.药物疹
E.细菌性痢疾
[单选题]（ ）是指蕴涵在个体身上的劳动能力。
A.潜在劳动
B.流动劳动
C.凝固劳动
D.积极劳动
[简答题]Forward ip multicast packets based on what？
[单选题]高原∶藏羚羊
A.中国∶金丝猴
B.海洋∶大白鲨
C.战场∶指战员
D.大学∶研究员
[单选题]（）公司运检部对所辖变电站进行检查与考核。
A.国网
B.省
C.地市
D.县
