[单项选择]One thing that distinguishes the online world from the real one is that it is very easy to find things. To find a copy of The Economist in print, one has to go to a news-stand, which may or may not carry it. Finding it online, though, is a different proposition. Just go to Google, type in "economist" and you will be instantly directed to economist.com. Though it is difficult to remember now, this was not always the case. Indeed, until Google, now the world’s most popular search engine, came on to the scene in September 1998, it was not the case at all. As in the physical world, searching online was a hit-or-miss affair.
Google was vastly better than anything that had come before: so much better, in fact, that it changed the way many people use the web. Almost overnight, it made the web far more useful, particularly for nonspecialist users, many of whom now regard Google as the internet’s front door. The recent fuss over Google’s stock market flotation obscures its far wider soci
A. today Google has become a commonplace way to find information online
B. Google made a great contribution to searching online
C. Google changed a lot
D. Google is different from other search engines

[判断题]企业职工无权拒绝违章作业的指令。
A.正确
B.错误

[多选题]2类货车车长不小于（）mm或最大云逊总质量不小于（）kg。
A.6000
B.5000
C.4500
D.5000

[判断题]超声波波形上的某一点到相邻的同相点之间的距离叫做脉冲长度。
A.正确
B.错误

[单选题]立即执行的医嘱,在处方开出后多少时间内执行
A.15分钟内
B.5分钟内
C.30分钟内
D.60分钟内
E.12小时内

[单项选择]高分子化合物对呼吸道损伤主要是
A. 单体
B. 助剂
C. 聚合物粉尘
D. 增塑剂
E. 助剂与防老剂

[单选题]如果说时间荒会酿成波动的个人危机，感到时间富足则会使人感到振奋，比物质上的富足更强大，不仅会使人更愉悦，甚至会促进人的身体健康水平和参与公民事务的程度。时间是一种比我们想象的要更加灵活的资产，虽然我们不能让每一天多出几个小时，但我们可以让自己感到时间更充裕。这意味着：( )。
A.我们可以控制我们对时间的感觉
B.时间充裕与否影响人们的幸福感
C.时间长短更多的是一种主观感受
D.不同观察角度下，时间各具弹性

[多选题]电力工程中，当500kV导体选用管形导体时，为了消除管形导体的端部效应，可采用下列哪些措施？（ ）
A.适当延长导体端部
B.管形导体内部加装阻尼线
C.端部加装消振器
D.端部加装屏蔽电极

[判断题]交易过程中POS机上显示出的卡号以及交易成功后打印出的签购单上显示的卡号必须与卡面卡号相一致，如不一致则根据具体情况进行交易。

[简答题]212、什么是发电机的汽水损失？根据损失的部位分为几部分？

[单选题]不作为犯罪()
A. 可以是过失
B. 不可能是过失
C. 只能是故意
D. 不可能是故意

[判断题]在暑季后，应对防暑降温设备进行检查、整修。
A.正确
B.错误

[多选题]消防重大危险源，是指有可能发生造成重大人员伤亡、重大财产损失的( )等灾害事故的场所或设施。
A.火灾
B.爆炸
C.毒害
D.缺氧

[多选题]关于驻站联络员登销记制度，下列说法正确的是（ ）。
A.施工、维修天窗在《行车设备施工登记簿》中登销记。
B.施工、维修天窗在《行车设备检查登记簿》中登销记。
C.发生临时设备故障时，在《行车设备检查登记簿》中登销记。
D.天窗点外作业在《行车设备检查登记簿》中登销记。

[单项选择]

Parents with an adopted child wonder whether, when and how to tell their child that he or she is adopted. They also want to know if there are special problems for an adopted child.
Child and adolescent psychiatrists (精神病学家) recommend that the child be told about the adoption by the adoptive parents. Children should be told about their adoption in a way that they can understand.
There are two different views on when a child should be told about the adoption. Many experts believe the child should be told at the earliest age possible. This approach provides the child an early opportunity to accept and integrate the concept of being "adopted". Other experts believe that telling a child too early may confuse the young child who can’t really understand the event. These experts ad vise waiting until the child is older.
In either case, children should learn of their adoption from the adoptive parents. This helps give the message that adopti
A. Adopted children recommend that they be told about the adoption by adoptive parents.
B. Experts all agree that telling the children too early about the adoption may confuse them.
C. Some experts hold that the adopted child should be kept in the dark as long as possible.
D. Parents should not discourage the adopted child from talking about the process of adoption.