2020年国家开 放电大远程网络教育《大学英语B》试题内附全答案.docx

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1、2020年国家开放电大远程网络教育大学英语B试题内附全答案一、交际英语1.- Would you like to go to the concert with us this evening?- _A.No, I already have plans.B.Id love to, but Im busy tonight.C.No, I really dont like being with you.D.Im ill, so I shouldnt go out.答案：B2.- Must I take a taxi? - No, you _ . You can take my car.A.had b

2、etter toB.dontC.must notD.dont have to答案：D3.- Could I speak to Don Watkins, please？- _A.Speaking, please.B.Oh, how are you？C.Im listening.D.Im Don.答案：A4.- Sorry Im late.- _A.You are welcome. B.Its a pleasure. C.Take care. D.Dont worry.答案：D5.- We are going to have a singing party tonight. Would you l

3、ike to join us?- _A.Im afraid not, because I have to go to an important meeting.B.Of course not. I have no idea.C.No, I cant.D.Thats all set.答案：A二、阅读理解The word horsepower（马力） was first used two hundred years ago. (200年前“马力”这个词首次使用。) James Watt had made the first widely used steam（蒸气）engine. He had n

4、o way of telling people exactly how powerful it was, for at that time there were no units for measuring（测量）power.Watt decided to find out how much work one strong horse could do in one minute. He called that unit one horsepower. With this unit he could measure the work his steam engine could do.He d

5、iscovered that a horse could lift a 3,300-pound weight 10 feet into the air in one minute. His engine could lift a 3,300-pound weight 100 feet in one minute.Because his engine did ten times as much work as the horse, Watt called it a ten horsepower engine. 6.The passagesays that Watt made the first

6、widely used steam engine.A.TB.F答案：A7.Watt made up a unit of measurement based on the strength of a horse.A.TB.F答案：A8.Watt wanted to find a way to lift a 3300-pound weight.A.TB.F答案：B9.One horsepower would equal the weight a horse could lift.A.TB.F答案：B10.The title of the passageis How the Term Horsepo

7、wer Came into Being.A.TB.F答案：AWhat makes a person a scientist? (是什么使一个人成为科学家？) Does he have ways or tools of learning that are different from those of others? The answer is “no”. It is not the tools a scientist uses but how he uses these tools that makes him a scientist. You will probably agree that

8、 knowing how to use a power is important to a carpenter. You will probably agree, too, that knowing how to investigate, how to discover information, is important to everyone. The scientist, however, goes one step further, he must be sure that he has a reasonable answer to his questions and that his

9、answer can be confirmed by other persons. He also works to fit the answers he gets to many questions into a large set of ideas about how the world works.The scientists knowledge must be exact. There is no room for half right or right just half the time. He must be as nearly right as the conditions p

10、ermit. What works under one set of conditions at one time must work under the same conditions at other times. If the conditions are different, any changes the scientist observes in a demonstration must be explained by the changes in the conditions. This is one reason that investigations are importan

11、t in science. Albert Einstein, who developed the Theory of Relativity, arrived at this theory through mathematics. The accuracy of his mathematics was later tested through investigations, and Einsteins ideas were shown to be correct. A scientist uses many tools for measurements. Then the measurement

12、s are used to make mathematical calculations that may test his investigations.11.What makes a scientist according to the passage? _A.The tools he uses.B.The way he uses his tools.C.His ways of learning.D.The various tools he uses.答案：B12.The underlined part in the passage shows_.A.the importance of i

13、nformationB.the importance of thinkingC.the difference between scientists and ordinary peopleD.the difference between carpenters and people with other jobs答案：C13.A sound scientific theory should be one that _.A.works not only under one set of conditions at one time, but also under the same condition

14、s at other timesB.does not allow any changes even under different conditionsC.can be used for many purposesD.leaves no room for improvement答案：A14.The author quotes the case of Albert Einstein to illustrate _.A.that measurements are keys to success in scienceB.that accuracy of mathematicsC.that inves

15、tigations are important in scienceD.that the mathematical calculations may test his investigations答案：C15.What is the main idea of the passage? _A.The theory of relativity.B.Exactness is the core of science.C.Scientists are different from ordinary people.D.Exactness and ways of using tools are the ke

16、ys to the making of a scientist.答案：D三、词汇与语法16.When Laura finally arrived she apologized _ so late.A.for to comeB.that she was comingC.for comingD.to come答案：C17.Samuel Clemens, _ as Mark Twain, was one of the most famous American writers.A.to knowB.to be knownC.knownD.knowing答案：C18.She is not only my

17、 classmate _ also my good friend.A.orB.butC.andD.too答案：B19.Tom is so talkative. Im sure youll soon get tired _ him.A.ofB.withC.atD.on答案：A20.He _ lives in the house where he was born.A.alreadyB.yetC.stillD.ever答案：C四、完型填空 Susan Cleveland is the young president of a candy company in the city of Chicago

18、.( 苏珊克利夫兰是芝加哥市里一家糖果公司的年轻总裁。) Her father began the company in the 1960s. He died three years ago. Now, the company belongs to Susan. Susan, however, did not have any jobs before becoming head of the company. She just finished the college. The employees became even more concerned during Susans first m

19、onths on the job. Mr. Cleveland had been a _21_ leader. But Susan permitted many employees to make their own _22_. One employee said, Old Mr. Cleveland always told us what to do. He kept people on a short leash. But the company did well. What does a short leash mean？A leash is a kind of rope. We use

20、 a leash to walk our pet dogs. The leash keeps the dog from _23_ away or getting into trouble. Keeping a person on a short leash means keeping him or her under close control. The person cant make many decisions for himself or herself. Ms. Cleveland does not keep her workers on a short leash. _24_, s

21、he encourages them to get better ways to do business. For example, her secretary proposed an idea. She said the company should offer a sum of money as a prize to the best student in the high school near the factory. The winner could use the prize money to study at a university. Mr. Cleveland appreci

22、ated the idea. After the prize was announced, people who lived in the area of the factory began to buy _25_ of the companys candy. Local newspapers wrote about the competition. Business improved. Ms. Cleveland made her secretary the companys first Director of Public Relations. The former secretary w

23、as very pleased.21.A.decisionsB.InsteadC.moreD.strongE.running答案：D22.A.decisionsB.InsteadC.moreD.strongE.running答案：A23.A.decisionsB.InsteadC.moreD.strongE.running答案：E24.A.decisionsB.InsteadC.moreD.strongE.running答案：B25.A.decisionsB.InsteadC.moreD.strongE.running答案：C五、英译汉26.I used the bag to protect

24、my face from the smoke and heat.答案：我用包捂在脸上挡住烟和热。27.Each year some of his money is given to the best scientists and writers of the world.答案：每年他的一部分钱都会奖/发给世界上最优秀的科学家和作家。28.Fires may do more damage than the earthquakes（地震）.答案：火灾所造成的损失可能比地震还严重。29.This box can hold more books than that one.答案：这个箱子比那个箱子能装

25、更多的书。30.Im thinking about a visit to Paris.答案：我在考虑去巴黎旅游。31.I slept soundly all night.答案：我整夜睡得很熟。六、写作32.写作Instructions:根据下面所给的题目和提纲用英语写出一篇不少于80词的短文。1.简述你的家乡；2.你对家乡的印象。My Hometown My HometownMy hometown is Haimen, which is not far from Shanghai. Haimen is a modern city. There are lots of high building

26、s in it. Most of us live in flats because we can be close to our friends. My hometown/It is a beautiful city. On either side of the roads, there are some big trees and nice flowers. The roads are also very clean, which makes people happy and comfortable. The weather here is very nice. I like autumn best, for its neither hot nor cold but very cool. I love Haimen. Welcome to my hometown.