1、国家开放大学电大本科理工英语4期末试题及答案3（试卷号：1388)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. -Good morning, Jeff. Would you mind going to get me a cup of coffee at the Starbucks?A. Thank you for reminding me. B.No problem! You want the usual?C. You must be joking. 2.一Im leaving for Shanghai tomorrow. A
2、. Bring me a present. B.Have a pleasant trip!C. Let s go out for a drink. 3.-Jeff, Id appreciate it if you could help me with the opening speech Im giving next week.一but I11 have sometime between five and six p.m. A.Dont mention itB. Yes, its so quiet as we expected C.Well, its pretty busy this morn
3、ing4.一Do you eat porridge everyday?A. Porridge is my favorite. B. No, sometimes Id have a boiled egg.C. I seldom eat fast food because its rich in fat.5.一How do you like Anne Hathaway?-A. She is amazing.B. She is an American actress.C. Shes already married.二、 词汇与结构（共计30分， 每小题2分）6-20题：阅读下面的句子， 从A、B、C
4、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. he knows a lot about computer.A.A she is a childB. Child as is he C. Child a she is7. Spaceships are stocked with a variety of foods.A. instantB. initialC. instinct8. I am really_by fresh ingredients, intricate coo.king and diverse traditions of Chinese food. A.
5、fascinatedB.fabricateC. fancy9.It is_an interesting story that I want to read it againA. so B. such C. many10.Combining carbon and super-capacitors a perfect marriage.A.seems like B. see like C. really like11._people are no longer worried about whether their food is safe or not can they enjoya bette
6、r life. A. Only ifB.H onlyC. What if 12. You will quickly get used tothis new digital camera. A.useB.usingC. be ran13. We trust this new product of ours will_to your market.A. appealB. AppearC. appease14. This, they argue, will be essential to the needs of a booming population in decades to come and
7、 avoiding starvation. A. meetB.meetingC.met15. The reason why he didnt come to school was_he was ill. A. becauseB.whyC. that16. I accepted my nose surgery, the_and patient doctor was really helpful during my recovery period. A. gracefulB.greedyC . gracious17. By no means_ready to quit her study. A.
8、will sheB. she will C. is she18. We 11 never forgetin New York last year.A.a few friends meetingB. our meeting a few friendsC.a few friends to meet19. It is difficult for her to make the final decision now, she is in a delicate situation.A. ifB.unlessC. since20. Helen is fond of light music, _her br
9、other is keen on rock and roll.A. whenB.andC. while三、阅读理解（共计40分，每小题2分）21-25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 Roby Mini is just 40 centimeters tall, has a large round screen for ahead and has beendesigned to help senior citizens living alone. Manufactured by robotics company Shangha
10、i PT Info, the brightly colored robot, whichcosts 5, OOOyuan ($790), was launched on Aug 14 to help entertain and monitor elderly people. In Shanghai last year, the number of registered residents at least 60 years old was4million. That was nearly 30 percent of the population. By 2018, the figure is
11、projected torise to 5 million.With many living alone, robots such as Roby Mini can help playa crucialrole in caring for the elderly. It will change the way people interact with digital products, Hong says. Founded in May, Shanghai PT Info had already done the groundwork. In fact, the researchteam sp
12、ent three years developing the speech recognition system before the firm was officially launched. With 360-degree wheels hidden under its body, Roby Mini can follow a person through facerecognition and strike up a conversation, tell jokes or provide information. The robot also works as a computer te
13、rminal, supplying weather information, orderinggroceries online and even booking taxis. Roby Mini can be connected to other gadgets as well, such as smart wristbands or magnetic devices on doors. Roby Mini can also connect an elderly owner to a doctor through its high-defini tionscreen. Already Shan
14、ghai PT Info is talking to three community hospitals in Shanghais Min hangdistrict. Since the robot is linked to the Internet, it can support long-distance audio andvideo calls. Mass production started this month and Shanghai PT Info plans to manufacture 200, OOOuni tsthis year. But the future is no
15、t easy for Shanghai PT Info. Earlier this year , Flying wings IntelligentRobot Technology(Shanghai) introduced a machine with sensors that will ring an alarm when anelderly person falls down. Tianjin Shangjiu Sheng yuan Technology Group also developed a robotfor seniors in 2014. Owners can turn on t
16、he lights and air-conditioning uni ts by pressing buttonson the machine. It can also remind elderly owners to take pills, and inform them of hospi talcheckups and family birthdays. 21. Roby Mini is the name of_A.a robotics companyB.a robotC. a senior citizen living alone22.Roby Mini is designed to_A
17、. help look after children living alone in senior high schoolB.help entertain and monitor senior citizensC.change the way people interact with digital products 23. According to this passage, the number of registered residents at least 60 yea工s old willbeA.4 million next yearB.30 percent of the popul
18、ationC. increase to 5 million by 201824. The writer thinks the future is not easy for Shanghai PT Info because A. there a工、e too many elder people in ShanghaiB.Roby Mini can not ring an alarm when an elderly person falls down.C. the company will face tough competition in the marketplace25. The best
19、title for this passage would be _ . A.How to Use a RobotB.Elder People Increase in ShanghaiC. Robot Gives Help to Older People26-30题：请根据短文内容判断给出的语句是否正确，正确的写“T,错误的写“F，并将答案写在答题纸上。Passage 2 Heres a crazy idea: Combine bioprinting and tissue engineering to print animal productsand tackle some of the pla
20、nets biggest problems. Animal farming, after all, accounts for abouthalf of all human-caused greenhouse gases, taking place on one-third of the available, non-frozen land on Earth.All to feed peoples appetites for 300 million tons of meat a year,Modern Meadow is a Miss our-based start up that engine
21、ers tissues to create lab-grown ediblemeat, in a process that eliminates many of the negative environment effects associated withtraditional livestock practices. The company claims that by carefully layering mixtures of cells of different types in aspecific structure, in-vitro meat production become
22、s feasible. Its set a short-term goal ofprinting as liver of meat around two centimeters by one centimeter, and less than half amillimeter thick, which is edible. The company explains in a submission to the United States Department of Agriculture: The technology has several advantages in comparison
23、to ear 1 ier attempts to engineer meat in vitro. The bio-ink particles can be reproducibly prepared with mixtures of cells of differenttype. Printing ensures consistent shape , while post-printing structure formation and.maturation in the bioreactor facilitates conditioning. However, it ad.mi ts tha
24、t the road ahead is strewn with difficulties. The consumer acceptanceof such products may not be without challenges. We expect it will first appeal to culinaryearly-adopter consumers and the segment of the vegetarian community that rejects meat forethical reasons.With reduction in price, it can reac
25、h the masses with religious restrictionson meat consumption(people restricted to Hindu, Kosher, Halal diets) and finally populationswith limited access to safe meat production. Whatever the final outcome , lab-grown edible meat is no longer in the realm of sciencefiction. It is coming. 26.Animal far
26、ming is responsible for the occurrence of greenhouse gases. T27.Modern Meadow is a newly-started business which aims to make profits by . producinglab-grownedible meat. F 28. The method Modern Meadow adopted to produce in-virto meat is by layering mixtures of cellsof different types in a specific st
27、ructure. T 29. There is no meat engineered outside living bodies before.F 30. This lab-grown meat has already widely received by the masses. F 四、写作（共计20分）31根据要求写作文Please write a product description according to the given information.（根据以下信息写一份英文产品说明）产品名称：扫地机器人型号：Roomba 790 基本功能：高度智能和自动化的扫地机器人。通过多个感应
28、器和多种行动模式清洁房间特点：（1） 高能效。160分钟持续工作时间，是同类产品的2倍(2)超薄轻巧。重2.5于克，高度8. 9厘米。(3)独特门槛攀爬模式。同类产品最多能越过10厘米高的障碍，本产品能越过20厘米高的障碍。Words for reference: 扫地机器人Robotic Cleaner 自动地automatically多个的multiple门槛threshold能量energy efficiency 工作时间operating time 答：Robotic Cleaner Roomba 790 Robotic Cleaner Room ba790saves your tim
29、e and effort. It will clean your home automaticallyand intelligently with multiple sensors and dozens of behaviors. Features; High energy efficiency.With an operating time of 160 minutes that is twice as long as i tscompeti tors. Light and slim. It is ultralight (2. 5kg) and slim (height of 8. 9cm).
30、 So it is easy to carryand it can lean almost beneath anything in your home or office. Threshold climbing. The most important function is that Roomba 790 offers enhanced thresholdclimbing compared to other robotic vacuum models.Similar products have a 10mm climb threshold, Room ba790detectsuptoa20mm
31、 climb - the highest level for a robotic cleaner, Get Roomba 790, get beautiful vacuumed floors every day, the easy way. 国家开放大学电大本科理工英语 4期末试题及答案 2 （试卷号： 1388)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. - 1 wonder if 1 could use your tablet tonight?_Im not using it right now. A. It doesnt m
32、atter. B. No, thank you.C. Sure, here you are.2._Can you tell me something about your new product? A. What do you do, sir?B.What do you want to buy?C.Can I help you, sir? 3.一You know a good schedule brings efficiency to the work.A. Not at all. I enjoyed it. B. I see your point. C.I think its a bad i
33、dea.4. - Thank you so much for the Apple Watch you sent me.A. No thanks.B. Im glad you like it. C. Please dont say so. 5.一Do you prefer a portable oraclumsy3D printer? A. No, a portable 3D printer is more useful.B. Yes, I would not have a clumsy one. C. I prefer a portable one to a clumsy one.二、词汇与结
34、构（共计30分，每小题2分）6-20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. You_the Inception, since I remember once you discussed its main plot with Cathy. A.could have watchedB.should have watchedC.must have watched7. When we were students we_often stay up all night.A. willB.wouldC.should8.Someone inve
35、nted the 3D printer many years ago, _1 dont remember who.A.soB. ButC. only9. They are trying to make a new product一the worlds smallest_robot. A. hammerB. HumaneC. humanoid10. The scientist spoke confidently,impressed me most. A. thatB. so that C.which11. The Cheetah robot made by MITs scientists can
36、 j皿p over hurdles while_ A. it runningB. RunningC. be ran12. What sissue here is the difference between cosmetic and plastic surgery. A.atB.onC. in13. Al though plastic surgery is created to improve the looks of a person, there area certainpercentage of A.effectB. resultsC. consequences14.the new la
37、w is used one day, 1 hope it will not punish people using 3D printersfor personal purposes. A. When B. WhyC.If 15.Shes been interested in computer science_she was eight.A. beforeB.sinceC.while16. He is still ain handling such things.A. green handB.visitorC.adult17. Between 1975 and 1996, the number
38、of overseas visitors expanded27% on averageeach year. A. inB.byC. for18. So littleabout chemistry that the lecture was completely beyond me. A.did I knowB. I knew C.do I know19. Had 1 known the result, l _ you to tell me.A. would not askB.would not have askedC. had not asked20.50 miles southwest of
39、the countrythe famous beautiful mountain. A. layingB. lieC. lies三、阅读理解（共计40分，每小题2分）21-25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 According to experts, the advantage of modified food is that it helps in preventing theoccurrence of allergies and also has along shelf life. However, a major p
40、ortion of the populationis against the consumption of genetically modified food and is concerned about i tsdisadvantages. If you are also confused about the consumption of genetically modified food, read through the pros and cons given below and decide for yourself. Advantages of Genetically Modifie
41、d Foods One of the most prominent advantages of genetically modified food is that it helps incontrolling the occurrence of certain diseases. Certain foods cause allergy to people.Theirgenetic modification alters the DNA system of these foods, thereby making them non-allergic. Another major advantage
42、 of such type of foods is that they grow faster than theirtradi tionally grown counterparts.As a result, there is greater productivity and more food. A person need not bother about any additional costs, such as buying chemicals andpesticides, when it comes to genetically engineered food. The food is
43、 naturally pest-resistant. Farming these foods can be a great way to fight world hunger.Since these crops grow fasteror more effectively, increased production would help countries wherein crops may not normallyprosper because of less than desirable environmental conditions. The increased shelf life
44、of these food products helps in reducing the quantity of rottenfood. Disadvantages of Genetically Modified Foods The biggest disadvantage of genetically modified food is that they have harmful effectson the human body. The consumption of these genetically engineered foods can lead to developmentof d
45、iseases that are immune to antibiotics. Chances of developing cancer are high in people who regularly consume engineered food. Since it is an unnatural way of producing foods, there is an increased health hazardsuch as allergens, transfer of antibiotic resistance markers and unknown effects. Since t
46、he production of engineered food involves infusing animal genes in the crops andtampering with nature, it might not be good for consu五1ption in the long run. 21. How does genetically modified food control the occurrence of certain diseases?A. By cross-pollinating.B. By conventional crossbreeding. C.
47、 By altering the DNA system of these foods. 22. Do farmers need to buy any chemicals and pesticides if they plant genetically modified food? A. Yes, they need to.Because the food is not resist to pests. B.No, they dont need to.Because the food is naturally pest-resistant.C. No, they dont need to. Be
48、cause the chemicals and pesticides are provided by the government.23.Which statement is not the advantage of genetically modified food?A. It may have harmful effects on human body. B. Genetically modified food grows faster than their traditionally grown counterparts. C.Farming genetically modified f
49、ood can help fight world hunger.24.What would happen to a person if he regularly consume genetically modified food?A. He wouldget cold.B. He would lose some weight.C. He would have cancer. 25. Which of the following would be the best title for this passage?A.Can Genetically Modified Foods Combat Wor
50、ld Hunger?B. Genetically Modified Mood: Our Answer Is No. C.Genetically Modified Foods: Pros And Cons 26-30题：请根据短文内容判断给出的语句是否正确，正确的写“T, 错误的写“F，并将答案写在答题纸上。Passage 2 Engineers who build and program robots have fascinating jobs. These researchers tinker（修衣卜） with machines in the lab and write computer
