热门试题:
[单项选择]
Surprisingly enough, modem historians have rarely interested themselves in the history of the American South in the period before the South began to become self-consciously and distinctively "Southern"——the decades after 1815. Consequently, the cultural history of Britain’s North American empire in the seventeenth and eighteenth centuries has been written almost as if the Southern colonies had never existed. The American culture that emerged during the Colonial and Revolutionary eras has been depicted as having been simply an extension of New England Puritan culture. However, Professor Davis has recently argued that the South stood apart from the rest of American society during this early period, following its own unique pattern of cultural development. The case for Southern distinctiveness rests upon two related premises: first, that the cultural similarities among the five Southern colonies were far more impressive than the differences, and second, t
A. fact that historians have overestimated the importance of the Puritans in the development of American culture
B. fact that early American culture was deeply influenced by the strong religious oriencolonists
C. extent to which Massachusetts and Connecticut served as cultural models for the other American colonies
D. extent to which colonial America resisted assimilating cultural patterns that were typically English
[单选题]根据《风电公司投资项目立项管理办法》,投资项目立项完成后( )个月内,前期工作没有实质性进展的,应重新履行投资项目立项程序。
A.6
B.12
C.18
D.24
[多选题]【多选题】诊断失误包括（ ）（1分）
A. 漏诊
B. 误诊
C. 病因判断错误
D. 疾病性质判断错误
E. 延误诊断
[单选题]By __________ a cheaper material for the steel in our products, we can greatly reduce manufacturing costs.
A.substituting
B.replacing
C.alternating
D.displacing
[判断题]构图的透视关系，视点的变化，距点的远近，视平线的高低，直接影响着视觉心理。
[判断题]用人单位应按规定时限如实向残疾人就业服务机构申报当年本单位安排的残疾人就业人数。未在规定时限申报的,视为未安排残疾人就业。
A.正确
B.错误
[不定项选择题]共用题干
Teaching and Learning
Many teachers believe that the responsibilities for learning lie with the student.If a long reading assignment is given,instructors expect students to be familiar with the ______(1)in the reading even if they do not discuss it in class or take an examination.The ______(2) student is considered to be one who is motivated to learn for the sake of______(3) ,not the one interested only in getting high grades.Sometimes homework is returned ______(4) brief written comments but without a grade.
Even if a grade is not given,the student is ______(5) for learning the materi al assigned.When research is______(6), the professor expects the student to take it actively and to complete it with______(7) guidance.
It is the student's responsibility to find books,maga-zines,and articles in the library.Professors do not have the time to explain______(8) a university library works；they expect students______(9) graduate students to exhaust the reference______(10) in the library.Professors will help students who need it,but______(11) that their students should not be______(12)dependent on them.In the United States professors have many other duties______(13)teaching,such as administrative or research work.Therefore, the time that a professor can spend with a student outside of class is______(14).
If a student has problems with classroom work,the student should either______(15)a professor during office hours or make an appointment.
1._________
A.suggestion
B.context
C.abstract
D.information
[判断题]利用主要通风机风压通风的局部通风方法包括风障导风、风筒导风两种。()
A.正确
B.错误
[单选题]1.患儿,男,孕32周,因“生后呼吸困难、全身青紫、呻吟、吐沫1分钟”入院。查体:早产儿貌,周身皮肤青紫,呼吸慢、不规则如给氧,吸入氧浓度以维持动脉血氧分压在( )mmHg为宜
A.30-50
B.40-60
C.50-80
D.60-90
E.70-100
[判断题]动火作业中，有条件拆下的构件，如油管、阀门等应拆下移至安全场所。（）
A.正确
B.错误
[单项选择]行人和自行车高度界限为( )。
A. 2.0m
B. 2.2m
C. 3.0m
D. 3.5m
[判断题]一段导体的电阻大小与电路中的电压成正比,与电流成反比。( )
A.正确
B.错误
[单选题]分段绝缘器安装位置距离定位点不得小于（ ）。
A.2m
B.3m
C.5m
D.10m
[单项选择]在水压曲线上，任意两点的高度差表示这两点管段的（）
A. 压力损失值
B. 静压差
C. 安装高度差
D. 总水头差
[单选题]电缆及电容器接地前应（ ）放电。
A.逐相
B.充分
C.逐相充分
D.依次
[单选题]下列行为中，不构成帮助恐怖活动罪的是（）
A.甲给予恐怖活动组织“红心会”10万美元
B.乙无偿给予恐怖分子张某价值30万元的汽车一辆
C.丙应邀参加恐怖活动，负责制造10枚炸弹，其还在火车站实施爆炸2起，造成3名无辜群众死亡
D.丁积极为某恐怖活动组织招兵买马
[单选题]车辆配装时，应遵循（ ）原则。
A.重不压轻，后送后装
B.重不压轻，后送先装
C.轻不压重，后送后装
D.轻不压重，后送先装
[单选题]设备检修需要断开电源时，应在已断开的开关、刀闸和检修设备控制开关的操作把手上悬挂（ ）的安全标志牌。
A.“禁止操作有人工作”
B.“禁止合闸有人工作”
C.“有人工作禁止操作”
D.“禁止操作”
[单项选择]BIM信息模型在建筑工程全寿命期不同阶段的模型信息是同一的，一样的构件信息没有必要反复地输入，而且模型本身能够自动演化、计算、统计、解析，模型对象在不同阶段还可以简单地智能修改和扩展而无需重新创建，可以避免因为建筑工程信息来源不一致而出现的错误，体现了BIM的（）。
A. 关联性
B. 一致性
C. 完备性
D. 协调性
[判断题]43、平台搭设必须牢固可靠，采用内径不低于φ40mm的标准钢管，外径不同的钢管可以混用。
A.正确
B.错误
[单选题]银元：白银：货币
A.竹筏：竹子：木舟
B.瓦片：泥土：屋顶
C.琵琶：木材：弦乐
D.齿轮：金属：机械
[单项选择]预防非甾体抗炎药所致消化性溃疡的首选药物是
A. 硫糖铝
B. 胶体铋
C. 米索前列醇
D. 阿莫西林
[填空题]地基土层在某一压力作用下，经时间t所产生的变形量与土层的总变形量之比，称为土层的（）。
[单选题]1528、当蓄电池电压降到（ ）V以下时，IDU微机显示屏有蓄电池欠压的故障信息显示。
A.77
B.85
C.88
[判断题]柯克帕特里克提出的培训效果四级评价模型，将培训效果分为四个递进的层次，即反应、学习、行为、成果
[判断题]接触网自第一次受电开始,接触网的所有作业均应按有电对待。 ( )
A.正确
B.错误
[判断题]儒9】在电力系统非正常状况下,用户受电端的电压最大允许偏差不应超过额定值的±20%。 ( )
A.正确
B.错误
[单选题]人民代表大会每届任期是( )
A.3年
B.4年
C.5年
D.无限制
[简答题]以下略述因受西方语言影响五四以后汉语语法的新发展，它又可分已经进入口语的新结构和只进入书面语的新结构两大类。
[单选题]通常情况下,放下大角度简单襟翼能使升力系数和阻力系数增大、临界迎角减小、升阻比()。
A. 增大
B. 不变
C. 难以确定其增减
D. 减小
[单选题]一个无症状的18岁大学新生，男，在体格检查中发现血压148／90mmHg，眼底检查正常，尿蛋白+ +，以下哪一种情况最可能存在：
A.肾血管性高血压
B.原发性高血压
C.肾实质性高血压
D.体位性蛋白尿
E.白大衣高血压
[单项选择]洞庭湖位于湖南、湖北省交界处， 是中国第二大淡水湖，号称“八百里洞庭”。洞庭湖风光迷人，据传是“神仙洞府” 。它最大的特点是湖中有山，湖外有湖，水天一色。湖南省和湖北省中的“湖”字，指的就是洞庭湖。
A. 洞庭湖景色优美
B. 洞庭湖的水是咸的
C. 洞庭湖动植物种类繁多
D. 洞庭湖面积在不断扩大
[单选题]
对重要的吊装作业、较高处作业或在起重作业量较大时，不宜用（ ）。
A. 钩型滑轮
B. 吊环
C. 链环
D. 吊梁型滑轮
[单选题] 某自来水厂10kV、200kVA用电应按( )电价计费。
A.工商业及其他(单一制)
B.农业生产
C.居民生活
D.工商业及其他(两部制)
[多选题]以下单卡，不可通过线上办理单卡补标签的是？
A.卡片未绑定车牌
B.非正常状态的卡片、状态名单的卡片
C.专项作业车
D.车牌号码或车牌颜色发生改变
[判断题]计算机控制系统是工业自动化系统的基本组成部分之一。
A.正确
B.错误
[单选题]对电力系统的稳定性破坏最严重的是（ ）
A.投、切大型空载变压器
B.三相短路
C.两相接地短路
D.单相接地短路
[判断题] 询问不满18周岁的违反治安管理行为人应当通知其父母或者其他监护人到场
对
错
A.正确
B.错误
