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[单项选择]

Human beings have always had an ability to attend to several things at once. Nor is electronic multitasking entirely new: We’ve been driving while listening to car radios since they became popular in the 1930s. but there is no doubt that multitasking has reached a kind of warp speed in the era of Web-enabled computers, when it has become routine to conduct several IM (及时通讯) conversations, watch TV and use the computer all at once.
But what’s the impact of this media consumption And how are these multitasking devices changing how kids learn, reason and communicate with one another Social scientists and educators are just beginning to deal with these questions, but the researchers already have some strong opinions.
Although multitasking kids may be better prepared in some ways for today’s fast-paced work places, Many scientists are positively alarmed by the trend.Kids that are instant messaging while doing homework, playing games onli
A. Humans have begun to engage in the multitasking behaviors since the information age.
B. Multitasking is a critical skill that students are required to learn at school.
C. Only parents can help their kids to get rid of the multitasking habits.
D. multitasking may prepare students for the reality of today’s fast-paces work environment.

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[单选题]A-D-D-006 5 2 2
无缝线路作业中,在( )和薄弱地段进行作业,应采取相应的安全保障措施。
A.伸缩区
B.固定区
C.缓冲区
D.调节区
[单项选择]While radio broadcasting was still (31) its early stage the wonder of television was (32) being developed. The first step towards its invention was (33) in 1873 but the person responsible for developing (34) was John Logie Baird. In 1926 he gave the (35) of a television picture.A. it B. television C. the design D. the machine
[单项选择]成功:失败
A. 勤奋:成功
B. 懒惰:失败
C. 艰苦:简陋
D. 简单:复杂
[判断题]截止阀的闭合原理是,依靠阀杠压力,使阀瓣密封面与阀座密封面紧密贴合,阻止介质流通。
A.正确
B.错误
[多选题]()用电不收取地方水库扶持基金。
A.居民生活用电
B.非居民用电
C.商业用电
D.农业生产用电
E.趸售用电
[单项选择]

My husband and children feel very happy to live here. They can’t see that we live on a dirty street in a dirty house among people who aren’t good. They can’t see that our neighbors have to make happiness out of all this dirt. I decided that my children must get out of this. The money that we’ve saved isn’t nearly enough.
The McGaritys have money but they are so proud. They look down upon the poor. The McGarity gift just yesterday stood out there in the street eating from a bag of candy while a ring of hungry children watched her. I saw those children looking at her and crying in their hearts; and when she couldn’t eat any more she threw the rest down the sewer (下水道). Why Is it only because they have money There is more to happiness than money in the world, isn’t there
Miss Jackson who teaches at the Settlement House isn’t rich, but she knows things. She understands people. Her eyes look straight into yours when she t
A. money is the most important thing
B. there is something more important than money
C. we should look into their eyes while talking to people
D. the more money you have, the less happy you would be

[单项选择]净制枇杷叶的方法是
A. 刷去毛
B. 烫去毛
C. 燎去毛
D. 挖去毛
E. 撞去毛
[单项选择]下列作品中哪幅画作不是新古典主义安格尔的作品?()
A. 《大宫女》
B. 《土耳其浴室》
C. 《泉》
D. 《阿卡迪亚的牧人》
[单项选择]17世纪,公司法发端于海上贸易发达的()。
A. 美国
B. 法国
C. 英国
D. 德国
[简答题]用户提高功率因数的措施有哪些?
[单选题]摇表测量绝缘电阻时,摇动手柄的转速应保持在( )r/min,直至表针稳定时读出数据。
A.100
B.120
C.150
[判断题]74:(判断题)治安管理处罚由县级以上人民政府公安机关决定,其中警告、500元以下的罚款可以由公安派出所决定。
A.正确
B.错误
[单项选择]肝浊音界缩小见于()
A. 肝脓肿
B. 脾肿大
C. 胃肠胀气
D. 坏死性肝炎
E. 胆囊炎
[多选题]贸易中心应于每年前, 当前所有在销的卷烟/雪茄烟规格零售价格进行审视?
A.1月10日
B.1月31日
C.7月10日
D.7月15日
[单选题]偏航距离为-7KM,说明飞机偏在航线的
A.不偏;
B.右边;
C.左边。
[简答题]Announcement(通知)   Good morning,ladies and gentlemen.May I draw your attention(注意)to the book Safety in flight You will find the book in the pocket at the back of the seat in front of you and we ask you to read it.You’11 also find a newspaper and you may find it interesting.For those of you not familiar with this kind of plane,you can smoke on the left hand side of the passenger cabin(机舱),once the signs at the front of the cabin have been turned off,and at no time in the toilet at the back I of the plane.We have a duty-free(免税的)bar on the plane and cigarettes,beer and mineral water will be on sale during the flight.If you have any questions during the flight,please ask our four I hostesses(空姐).Would you now please fasten(系紧)your seat belts to get ready for take-off We wish you a pleasant flight! Thank you. We learn from the text that .
A. A.the passengers will have a morning flight
B.they will have meals during the flight
C.the plane is going to fly across a mountain

[单选题]某单位在对地下设备间进行设备维修作业时,气体检测人员通过检测O2(%)、H2S(mg/m3)、CO(mg/m3)、LEL(%)测得数据分别是22、1、3、1,根据环境分级条件,( )。
A.A.环境分级应为1级
B.B.环境分级应为2级
C.C.环境分级应为3级
D.D.无法确定
[单选题]收文办理的第一个环节是( )。
A.拆封
B.分发
C.签收
D.登记
[单选题]过电流保护由电流继电器、时间继电器和( )组成。
A.中间继电器;
B.电压继电器;
C.防跳继电器;
D.差动继电器。
[单选题]SS4型电力机车采用调压调速是( )调节。
A.恒力矩
B.恒功率
C.恒电流
D.恒磁通
[单选题]焊件焊前预热的主要目的是( ) 。
A.降低最高温度
B.增加高温停留时间
C.降低冷却速度
D.降低拘束力
[单选题]骨纤维异常增殖症常见的典型X线表现是
A.呈日光放射状排列的骨刺
B.大小不等的圆形齿状阴影
C.不规则骨质破坏
D.单囊状阴影
E.毛玻璃样阴影
[单选题]肾盂肾炎最常见的感染途径是
A.血行感染
B.上行感染
C.直接感染
D.淋巴道感染
E.邻近组织感染
[简答题]同杆(塔)架设多回线路中部分线路停电的工作,为防止误登有电线路,应采取哪些措施?
[判断题]利用绳索下降或上升训练时,必须控制下降(上升)速度,严禁急降(升)、急停;应在着落点设置缓冲垫。
A.正确
B.错误
[单选题]对于逮捕犯罪嫌疑人的条件,表述错误的是()。
A. 有证据证明有犯罪事实
B. 可能判处徒刑以上刑罚
C. 可能判处拘役以上刑罚
D. 采取取保候审、监视居住等方法,尚不足以防止发生社会危险性,而有逮捕必要的
[单选题]软锰矿样品0.6000g,用0.9000g的H2C2O4 .2H20处理后,过量的草酸用c(1/5KMnO4)=0.1093mo1/L的KMnO4溶液滴定,消耗23.95mL,则样品中MnO2的含量为()。M(H2C2O4·2H2O)=126.07g/mol,
M(MnO2)=86.94g/mo1
A.32.76%
B.37.93%
C.51.72%
D.84.48%
[判断题] ( )一般离心泵启动前出口阀关闭就是减少起动电流,避免电机超载。
A.正确
B.错误
[单选题]作业前( )应组织作业组成员列队点名,宣讲工作票和派工单及作业中的注意事项。
A.班长
B.小组安全员
C.工班安全员
D.作业负责人
[单选题]可用作可溶性颗粒剂的赋形剂的是 ( )
A.淀粉
B.药材细粉
C.硫酸钙二水物
D.碳酸钙
E.糖粉
[单选题]无人机侦察检测区域应预先标注,_________主要包括任务区域范围,侦查检测对象等。[1分]
A.场地标注
B.任务区域标注
C.警示标注
[多项选择]下列()属于正向市场。
A. 期货价格低于现货价格
B. 期货价格高于现货价格
C. 近期月份合约价格低于远期月份合约价格
D. 近期月份合约价格高于远期月份合约价格
[判断题]施工现场出入口应当设置冲洗车辆设施。
A.正确
B.错误
[判断题]机关、学校、企业、住宅等建筑物内的插座回路不需要安装漏电保护装置。( )
A.正确
B.错误

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