目前光污染越来越严重,白亮污染是普遍的一类光污染,建筑物的玻璃幕墙、釉面砖墙、磨

题型:选择题

问题:

目前光污染越来越严重,白亮污染是普遍的一类光污染,建筑物的玻璃幕墙、釉面砖墙、磨光大理石和各种涂料都能造成白亮污染,形成白亮污染的主要原因是由于(  )

A.光的反射

B.光的折射

C.光有能量

D.光沿着直线传播

考点:光的反射现象漫反射,镜面反射
题型:选择题

1.将考生文件夹下ASSIGN\COMMON文件夹中的文件LOOP.IBM移动到考生文件夹下GOD文件夹中,并将该文件改名为JIN.WRI。
2.删除考生文件夹下HOUSE文件夹中的文件TABLE.TXT。
3.撤销考生文件夹下DAWN文件夹中文件BEAN.PAS的存档和隐藏属性。
4.在考生文件夹下SPID文件夹中新建一个名为USENET的文件夹。
5.将考生文件夹下ARMS文件夹中的文件VERS.PAN再复制一份,并改名为MINI.FOR。

题型:选择题

根据以下材料。回答46~61题:
王刚,男,父母健在,还有一个15岁的弟弟王志和父母生活在一起。2005年5月,王刚与李青结婚,2008年在一次外出时,王刚不幸车祸身亡,而李青当时已经怀孕7个月。经查,王刚的家庭财产包括30万元银行存款,市价70万元的房子(该房子为王刚在结婚前以按揭方式购买的,购买时价值为50万元,首付30万元,2007年底夫妻二人才将所有房款交完,包括本金20万元和利息及其他费用6万元,并拿到产权证,产权证上的权利人登记为王刚),20万元的汽车,还有家电等其他财产共10万元。

王武和曹某签订的协议( )。

A.无效,因为他对房屋不享有全部的所有权

B.无效,因为没有征得王小甲的同意

C.有效,因为王小甲是未成年人,不必征得他的同意

D.有效,该6问房虽属共有财产,但转让协议已经得到其他共有人张某及王小甲的监护人李某同意

题型:选择题

Questions from 31 to 35 are based on the following passage: There are a lot of “markets”. Some markets are local; you may be willing to compare prices for fruits and vegetables in a few shops in your local area, but you would be unwilling to go across the city to find out more information. Some markets are national. Many firms sell goods across the country. Some markets are global or international. Increasingly, more and more countries are involved in the world economy, whether they know about it or not.However, there are many other markets: labor markets for job seekers, supermarkets for grocery shopping, foreign exchange market, capital market, real estate markets and so on. And we must not overlook the fact that many services such as banking, insurance are also bought and sold on a worldwide scale. But what is a “market” Most people would say, “A market is a place where enough buyers and sellers meet face to face, so that a market price for goods and services can be determined.” However, with rapid growth of telecommunications, it is no longer necessary for buyers and sellers to physically meet to form a market.You may hear the terms “global market” or “global economy”. What do those terms mean to you What do they mean to business today Thanks to the Information Age we are seconds away from the rest of world. Business everywhere recognizes that they can expand their market to anywhere and do business at any time because of the Internet. Now, the Internet is the fastest growing market in the world today, yet buyers and sellers don’t even have to leave their own homes to transact business.In the modern world, a market can take many forms. Generally speaking, a market may be housed in a place, or it may exist only in people’s minds. And a market can be any place or process that brings together buyers and sellers with a view to agreeing to a price.

Which of following is the fastest developing market according to the passage()

A.home market 

B.labor market

C.the Internet

D.international trade market

题型:选择题

在回归分析中,要求两变量()

A、都是随机变量

B、自变量是确定性变量,因变量是随机变量

C、都是确定性变量

D、因变量是确定性变量,自变量是随机变量

题型:选择题

下列哪种疾病引起的腹泻属于慢性腹泻

A.急性肠道缺血
B.败血症
C.砷中毒
D.过敏性紫癜
E.慢性胰腺炎

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