试卷代号 1388 国家开放大学 中央广播电视大学 2018年秋季学期 开放本科 期末考试 理工英语4试题 2019年1月 注意事项 一 将你的学号 姓名及分校 工作站 名称填写在答题纸的规定栏 内 考试结束后 把试卷和答题纸放在桌上 试卷和答题纸均不得带 出考场 监考人收完考卷和答题纸后才可离开考场 二 仔细读懂题目的说明 并按题目要求答题 答案一定要写在答 题纸的指定位置上 写在试卷上的答案无效 1222 三 用蓝 黑圆珠笔或钢笔答题 使用铅笔答题无效 四 考试时间为60分钟 一 交际用语 共计10分 每小题2分 1 5题 选择正确的语句完成下面对话 并将答案序号写在答题纸上 1 I m leaving for Shanghai tomorrow A Bring me a present B Have a pleasant trip C Let s go out for a drink 2 一 Doyou think cosmetic surgery is more popular with women A Yes women are more popular than men B Yes absolutely It is because women pay more attention to beauty C No men are popular than women 3 I think the other reason can be identified from the industrialization of food production Some illegal traders care about nothing but making money A That bothers me too B I don t think it s right C Yes you bet 4 So how can we buy safe food A The higher the price the safer the food B We can plant vegetables and fruits by ourselves C When we choose food we must remember to check its tag confirming whether the basic information is marked on it 5 Space travel must be very expensive The cost of a seat on the Virgin craft is 250 000 A That s not true B Of course C Why do you think so 1223 二 词汇与结构 共计30分 每小题2分 6一20题 阅读下面的句子 从A B C三个选项中选出一个能填入空白处的正确选项 并将答 案序号写在答题纸上 6 The reason why he didn t come to school was he was ill A because B why C that 7 S h paces 1ps are stocked with a vanety of foods A initial B instant C instinct 8 this multimedia product has some shortcomings it has also some good points A While B If C Not only 9 You will get your cosmetic surgery on your nose Please tell me if you like th区 medical plan A or not B do you C OK 10 Flowers grow well in a warm climate Sin让larly technology in a harmonious society A is flourishing C flourishes B will flourish 11 thinking is the heart of the artistic design A Creative C Hateful B Strict 12 When we were students we often stay up all night A will C should 13 Doctor please let me know A what C which B would you can reconstruct my face B whether 14 Touch 3D maps help the blind too much 1224 A responsive C listening B speaking 15 The problem is uneven distribution 令 870 million suffering from hunger A left B to leave C leaving 16 by the promise of these tiny tubes people are already working to turn the Space Elevator into a reality A To fuel C Fueled B Fueling 17 Our part of the mission is nearly complete and the new crew will for us A take over C take off B take out 18 It is known to all that a lot of South Korean accepted plastic surgery A celebrations C celebrities B celebrates 19 people are no longer worried about whether their food is safe or not can they enjoy a better life B If only A Only if C What if 20 You Cathy the Inception since I remember once you discussed its main plot with A could have watched C must have watched 三 阅读理解 共40分 每小题4分 B should have watched 21一25题 阅读下列短文 从A B C三个选项中选出一个正确答案 并将答案序号写在答题 纸上 Passage 1 When computer servers operate a complex program they can get very hot Cooling the servers can be costly So researchers asked what would happen if the heat created by the servers could be captured and used Data centers of large Internet companies such as Google and Microsoft have thousands of computer servers As these servers process information they create large amounts of heat so they need huge cooling systems These systems send the heat into the air The Dutch company Nerdalize thinks paying for electricity to operate the servers and then paying again to cool them is a waste of energy So it developed a device called the e Radiator It is a computer server that also works as a heating source Boaz Leupe is the 1225 chief executive officer of Nerdalize He says the e Radiator saves money because companies don t have to pay to cool their servers The kilowatt 于瓦 hour you are using is used twice once to heat the home and once to compute the client s task without the cooling overhead He says five homeowners in the Netherlands are testing the heating device in their homes We reimburse the electricity the server uses and that we can do because of the computer clients on the other side and in that way homeowners actually get heating for free and computer users don t have to pay for the overhead of the data center Jan Visser is one of the participants in the year long experiment He says the amount of heat produced by thee Radiator depends on the work being done by the computer server He says it cannot be used as the primary source of heat But he is ready to try it He says if it provides enough warmth he will be able to use his home s heating system less which will save him money Nerdalize says e Radiators create heat temperatures of up to 55 C It says the devices could save users up to 440 in heating costs a year 21 Why did researchers ask what would happen if the heat created by the servers could be captured and used A Because computers can get very hot B Computer servers is a complex program C Cooling computer servers costs a lot of money 22 The computer servers in la