如图所示,下列说法不正确的是()。 A.反应过程(1)的热化学方程式为A2(g)+B

题型:单项选择题

问题:

如图所示,下列说法不正确的是()。

A.反应过程(1)的热化学方程式为A2(g)+B2(g)C(g)ΔH1=-Q1kJ/mol

B.反应过程(2)的热化学方程式为C(g)A2(g)+B2(g)ΔH2=+Q2kJ/mol

C.Q1与Q2的关系:Q1>Q2

D.ΔH2>ΔH1

考点:一级建造师建设工程经济建设工程经济
题型:单项选择题

阅读下面文字,完成后面题目。

在现时的中国,从政界、学界到大众传媒,“城市化”是一个备受瞩目的话题,它拥有无可置疑的正当性。

“城市化”在今天的中国,不仅是由政府规划并倡导实施的一项国家目标,它还是一种意识形态,它由国家及各级政府组织所担当,并被广大社会成员所内化。

“城市化”思想理论的重要源流之一就是发展主义。在近代以来的中国社会中,发展主义一直担当着驱动社会、引领思潮的动力源泉的重要角色,由“落后就要挨打”的民族记忆中沉淀凝练而成的朴素真理——“发展是硬道理”,早已成为中国人广泛认同的观念意识。在今天,“提速城市化”也被人们看成解决中国“三农”问题,同时让经济更上一个台阶,实现现代化大目标的无可选择的选择。

就概念而言,“城市化”所涵盖的内容应该包括人口、生态的侧面,社会结构的侧面,生活结构的侧面和社会意识的侧面。但我们今天所看到的“城市化”被简单地解释为人口学的过程,被等同于产业化或者被解释为城市的扩展和再开发。人、社会以及生活、意识等方面的内容被忽视了。在“城市化”的名义下,实际上存在着许多与城市化主旨相违背的制度设置或实际举措,实际上出现了扼制城市化、片面城市化、逆向城市化等反城市化的倾向。如用身份制(户口)形式将农民束缚在土地上,这无疑是具有扼制人口城市化的意图和实际功效;将流向城市的农民设置为“流动人口”即产业化所需的“劳动力”人力资源,这样的城市化不能不说是片面的城市化。城市改造中直接造成了具有逆向城市化特征的社会迁移,政府官员的政绩需要和房地产商的利润最大化原则,成为旧城改造运动的最主要的动力源泉。城中心的原住居民被大量迁往城市边缘和远郊,中下层城市居民生活结构遭到破坏,生活、工作、消费场所的分离等等。城市扩展和城市改造,正使大量被征地农民与城市动迁居民利益受损,造成城市下层的进一步贫困化,直接造成了反城市的“民怨”。令人担忧的还在于,一哄而起的人为的“造城运动”正在破坏着城市作为文化积淀物和文化载体的价值,破坏城市的文化生态。事实上,千城一面的景象在中国隐约可见。

城市化是社会发展的一种必然趋势,但在城市化的过程中所凸现的一些社会问题也不容忽视,只有实现了人口、社会、经济、生活意识等方面的协调匀衡的发展,才能形成真正的现代城市,才能体现城市化的主旨。

小题1:下列对“城市化”的说明,不正确的一项是(    )

A.“城市化”是由政府规划并倡导实施的一项国家目标, 是中国实现现代化的必由之路。

B.“城市化”是社会发展的一种必然趋势,受到了政界、学界和大众传媒等广泛关注。

C.“城市化”受到了中国人广泛的内化和认同,但在实施的过程凸现了许多社会问题。

D.“城市化”是实现现代化的主要推动力。城市规模越大,经济发展也越快,人们生活和工作的环境越好。小题2:对“城市化”过程中出现的问题的说明,不正确的一项是(   )

A.“城市化”被简单地看成是城市的扩展和再开发,注重产业化而忽视了其他的因素。

B.城市户籍制度的存在,具有遏制人口城市化意图的实际功效。

C.城市的改造过程中,追求的是官员的政绩和房地产商的利润,而不是城市居民生活质量的提高。

D.提速城市化是解决中国“三农”问题,同时让经济更上一个台阶的唯一途径。小题3:依据文章内容,下列理解和分析不符合文意的一项是(   )

A.发展主义是“城市化”的主要思想和理论根源,在中国它担当着驱动社会、引领思潮的动力源泉的重要角色。

B.“城市化”能推动经济的发展,能实现现代化大目标,但在实施的过程中也付出了许多代价。

C.人口城市化主要有两种表现:一是大量农村人口迁往城市,二是大量城市中心的居民迁往城市边缘和远郊。

D.在“城市化”实施的过程中,一哄而起的人为的“造城运动”,破坏了城市的文化生态,往往造成千城一面的景象。

题型:单项选择题

下图中的P点位置同时符合低纬度和在我国境内条件的是 

[     ]

A.A

B.B

C.C

D.D

题型:单项选择题

     It was the summer of 1965. DeLuca, then 17, visited Peter Buck, a family friend. Buck asked DeLuca about his plans for the future. "I'm going to college, but I need a way to pay for it , "DeLuca recalls saying. " Buck said ,'You should open a sndwich shop.'"      

     That afternoon, they agreed to be partners. And they set a goal: to open 32 stores in ten years. After doing some research, Buck wrote a check for ﹩1000. DeLuca rented a storefront(店面 ) in Connecticut, and when they couldn't cover their start-up costs, Buck kicked in another ﹩1000.      

     But business didn't go smoothly as they expected. DeLuca says, "After six months, we were doing poorly, but we didn't know how badly, because we didn't have any financial controls.” All he and Buck knew was that their sales were lower than their costs.      

     DeLuca was managing the store and going to the University of Bridgeport at the same time. Buck was working at his day job as a nuclear physicist in New York. They'd meet Monday evenings and brainstorm ideas for keeping the business running. "We convinced ourselves to open a second store. We figured we could tell the public, ‘We are so successful, we are opening a second store.’" And they did-in the spring of 1966. Still, it was a lot of learning by trial and error.      

     But the partners' learn-as-you-go approach turned out to be their greatest strength. Every Friday, DeLuca would drive around and hand-deliver the checks to pay their suppliers. “'It probably took me two and a half hours and it wasn't necessary, but as a result, the suppliers got to know me very well, and the personal relationships established really helped out,  "DeLuca says.      

     And having a goal was also important. "There are so many problems that can get you down. You just have to keep working toward your goal, "DeLuca adds.      

     DeLuca ended up founding Subway Sandwich, the multimillion-dollar restaurant chain.

1. DeLuca opened the first sandwich shop in order to____________.      

A. support his family      

B. pay for his college education      

C. help his partner expand business      

D. do some research

2. Which of the following is true of Buck?   

A. He put money into the sandwich business.    

B. He was a professor of business administration.    

C. He was studying at the University of Bridgeport.    

D. He rented a storefront for DeLuca.

3. What can we learn about their first shop?      

A. It stood at an unfavorable place.      

B. It lowered the prices to promote sales.      

C. It made no profits due to poor management.      

D. It lacked control over the quality of sandwiches.

4. They decided to open a second store because they _________.    

A. had enough money to do it    

B. had succeeded in their business    

C. wished to meet the increasing demand of customers    

D. wanted to make believe that they were successful

5. What contributes most to their success according to the author?    

A. Learning by trial and error.      

B. Making friends with suppliers.      

C. Finding a good partner.      

D. Opening chain stores.

题型:单项选择题

某地一位司机在车祸中受重伤,被同行的人送到附近一家医院抢救。经查:伤员多发性骨折,多脏器破裂,如不及时手术,会有生命危险。但手术需要亲属签协议书。可伤员的同行者谁也不敢代签。这时,主刀医师的上级医生签了协议书,表示承担责任。经过医务人员的全力抢救,伤员脱险。

对该上级医生的做法的正确伦理评价应该是()

A.正确,医生在医患关系中居主导地位,最有权力决策

B.正确,权威医生在任何时候都可以代替患者做主

C.正确,医生既已受到患者信托,必要时必须承担责任

D.错误,未经家属委托

E.错误,医生本人和医院承担的风险太大

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肿瘤细胞的特性与正常细胞有许多不同,哪一个属于肿瘤细胞的特性()

A.染色体不同

B.抗原性不同

C.生长失去控制

D.分化程度高

E.细胞核改变

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