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1、20172017年年4 4月：国家开发大学（电大、奥鹏远程月：国家开发大学（电大、奥鹏远程网络教育）大学英语网络教育）大学英语B B上机网考真题上机网考真题(4)(4)一、交际英语1.- Sorry Im late.- _A.You are welcome.B.Its a pleasure.C.Take care.D.Dont worry.答案：D2.- We are going to have a singing party tonight. Would you like to join us?- _A.Im afraid not, because I have to go to an im
2、portant meeting.B.Of course not. I have no idea.C.No, I cant.D.Thats all set.答案：A3.- 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：B4.- Must I take a t
3、axi?- No, you _ . You can take my car.A.had better toB.dontC.must notD.dont have to答案：D5.- Could I speak to Don Watkins, please？- _A.Speaking, please.B.Oh, how are you？C.Im listening.D.Im Don.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
4、made the first widely used steam （蒸气） engine. He had no way of tellingpeople 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 measure the work his steam engine could do.He discovered that a horse could lift a 3,300-pound weigh
5、t 10 feet into the air in one minute. Hisengine 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 horsepowerengine.6.The passagesays that Watt made the first widely used steam engine.A.TB.F答案：A7.Watt made up a unit
6、 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 Horsepower Came into Being“.A.TB.F答案：AWhat makes a person a sc
7、ientist? (是什么使一个人成为科学家？)Does he have ways or toolsof learning that are different from those of others? The answer is “no”. It is not the tools a scientistuses but how he uses these tools that makes him a scientist. You will probably agree that knowinghow to use a power is important to a carpenter. Y
8、ou will probably agree, too, that knowing how toinvestigate, how to discover information, is important to everyone. The scientist, however, goes onestep further, he must be sure that he has a reasonable answer to his questions and that his answer canbe confirmed by other persons. He also works to fi
9、t the answers he gets to many questions into a largeset 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 permit. What works under one set of conditions at onetime must w
10、ork under the same conditions at other times. If the conditions are different, any changesthe scientist observes in a demonstration must be explained by the changes in the conditions. This isone reason that investigations are important in science. Albert Einstein, who developed the Theory ofRelativi
11、ty, arrived at this theory through mathematics. The accuracy of his mathematics was latertested through investigations, and Einsteins ideas were shown to be correct. A scientist uses manytools for measurements. Then the measurements are used to make mathematical calculations that maytest his investi
12、gations.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 informationB.the importance of thinkingC.the difference between scienti
13、sts 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 conditions at othertimesB.does not allow any changes even under different condi
14、tionsC.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 investigations are important in scienceD.that the mathematical calculations
15、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 keys to the making of a scientist.答案：D三、词汇与语法16.When Laura finally arrive
16、d 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 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 _ li
