[简答题]{{B}}Section C{{/B}}
Today American parents are finding themselves in a dilemma
about how to deal with teenage drinking, a serious social problem. A recent
survey has {{U}} (36) {{/U}} that 92% of high school {{U}} (37)
{{/U}} have tried alcohol at
least once and two-thirds take
a drink once a month. Alcohol has resulted in a lot of teenage car crashes, as
well as {{U}} (38) {{/U}} and murders. Parents are wondering why they
can’t keep their children from drinking. Now many are beginning to {{U}} (39)
{{/U}} that it is not the kids but the parents who should be held
{{U}} (40) {{/U}} for their permissive attitudes. Some parents find that
{{U}} (41) {{/U}} attitudes and methods are impractical and ineffective.
They try to teach their children to drink responsibly. Many parents believe that
{{U}} (42) {{/U}} drinking is a safe solution.{{U}} (43)
{{/U}},an increasing number of parents fear that this will
[endanger](危及) t
[判断题]韶山4改型电力机车牵引电机的抱轴承采用滚动轴承。
A.正确
B.错误
[填空题]我国神舟号飞船采用三舱一段,即返回舱、()、推进舱和附加段构成
[判断题]( )公称直径为100mm的保温管支架的最大间距为1.5 m。
A.正确
B.错误
[单项选择]绞车工作闸制动手柄的工作行程应分为3/4的工作行程和()的储备行程。
A. 1/4
B. 1/3
C. 2/3
D. 3/4
[单项选择]月经永久性停止称为()
A. 绝经过渡期
B. 绝经
C. 围绝经期
D. 绝经后期
E. 老年期
[单项选择]结肠充气试验阳性提示()
A. 急性阑尾炎并发盆腔脓肿
B. 盲肠后位阑尾炎
C. 高位阑尾炎
D. 低位阑尾炎
E. 急性阑尾炎
[判断题]无人机巡检作业过程中拍摄顺序应是先大号侧后小号侧。
A.正确
B.错误
[多选题] 消火栓的日检查以下正确的包括()
A. 检查消火栓箱2米范围内有无堆放杂物堵塞或遮挡
B.检查消火栓标识是否完好且字迹清晰清晰
C.击碎消防报警按钮进行测试水泵
D.检查消火栓箱体、箱门、是否牢固、完整
E.检查消火栓箱内配件是否齐全"
[单项选择]One of the most widely used routing protocols in IP networks is the Routing Information Protocol (RIP).RIP is the canonical example of a routing protocol built on the (71) algorithm.Routing protocols in internet works differ slightly from the idealized graph model.In an internet work,the goal of the routers to forward (72) to various networks.
Routers running RIP send their advertisement about cost every (73) seconds.A router also sends an update message whenever an update from another router causes it to change its routing table.
Routing protocols use different techniques for assigning (74) to individual networks.Further, each routing protocol forms a metric aggregation in a different way.RIP takes the simplest approach,with all link costs being equal (75) .Thus it always tries to find the minimum hop route.Valid distances are 1 through 15.This also limits RIP to runing on fairly small networks.
A. 1
B. 15
C. 16
D. length of the link
[判断题]在直流电路中电容器相当于短路,电感相当于开路
A.正确
B.错误
[判断题]组织的有机化程度应与环境的不确定性程度成正比。
[判断题]带压不置换动火作业中,由管道内泄漏出的可燃气体遇明火后形成的火焰,应立即用现场配备的灭火器将其扑灭。
A.正确
B.错误
[单选题]制定起重作业方案,被吊物的重量一般可依据说明书、标牌或货物单确定,也可()来确定。
A.根据经验
B.用计算方法
[判断题]《营运车辆技术等级划分和评定要求》(JT/T198—2004)规定,营运车辆技术等级评定内容,包括:动力性、燃料经济性、制动性、转向操纵性、前照灯发光强度和光束照射位置等。
[填空题]Successfully converting those visitors into what will be very important to online retailers
To convert them into ______.
[单项选择]延迟策略的实施必须具备的条件不包括()。
A. 适当的延迟交货期
B. 产品可模块化生产
C. 零部件可标准化、通用化
D. 经济上具有可行性
[判断题]违反民主集中制原则,个人或者少数人决定重大事项,或者拒不执行、擅自改变集体作出的重大决定的,予以记过或者记大过;情节严重的,予以降级或者撤职。
A.正确
B.错误
[单项选择]胶体溶液的微粒大小范围是()
A. 0.1~1nm
B. 1~10nm
C. 1~100nm
D. 10~100nm
E. 100~500nm
[多选题]营销系统中的计量资产管理中对使用的所有计量器具()进行管理。
A.电能表
B.电压、电流互感器
C.校验仪
D.封印钳、封签
[单选题]P70型货车在车顶部安装( )烟囱。
A.1个
B.2个
C.3个
D.4个
[判断题]根据塔里木油田溢流的特点,目前工程实践中常用的压井方法主要有4种。
A.正确
B.错误
[判断题]电话监听不得超过4秒,禁止在一条线路上连续监听。
A.正确
B.错误
[单选题]架线安装时导线的安全系数不应小于( )。
A. 3.
B. 2.
C. 2.
D. 1.
[单项选择]高位截痪患者排尿障碍表现为
A. 无尿
B. 少尿
C. 尿失禁
D. 尿潴留
E. 尿崩症
[单项选择]小儿支气管肺炎肺部听诊最有诊断意义的是()
A. 痰鸣音
B. 干啰音
C. 摩擦音
D. 管状呼吸音
E. 哮鸣音
[单项选择]填石渗沟石料应洁净、坚硬、不易风化。砂宜采用( )。
A. 石粉
B. 粉砂
C. 细砂
D. 中砂
[单项选择]青春前期牙周炎
A. 青春前期儿童
B. 青春期少年
C. 青少年
D. 青壮年
E. 老年
[单选题]女,46岁,高热,呼吸急促三天就诊。查体: 左侧语颤减弱,叩诊呈浊音,血常规示白细胞增高,X线显示由外向内下的斜行弧形阴影。该患诊断为:
A.肺炎
B.急性脓胸
C.慢性脓胸
D.肺癌
E.胸腔积液
[单项选择]患者,男性,45岁,1个月前出现四肢无力,上肢重于下肢,活动后加重,休息后减轻,做新斯的明试验阳性,查AchR-Ab滴度增高,患者需继续完善下面哪种检查()
A. 神经传导速度
B. 滕喜龙试验
C. 脑脊液检查
D. 头颅MRI
E. 胸部CT
[简答题]高温加热的钢板为红色,当温度继续升高时变为白色,试说明原因。
[单选题]减压阀应属于( )。
A.闸阀
B.调节阀
C.安全阀
D.截止阀