20春西交《专业英语》在线作业答案1

西交《英语1(新录)》在线作业答案(不能保证满分,但保证及格)一、单选题（共50 道试题，共100 分。

）1.You'd sound a lot more polite if you make the request _________a question.A. in the form ofB. in terms ofC. on the basis ofD. in two minds about满分：2分2.Unfortunately, those who _________the accident cannot recall what happened. Therefore the cause of the accident remains a mystery.A. survivedB. escapedC. abandonedD. spotted满分：2分3.Our teacher is strict ______ us. He never allows us to write _____carelessly.A. with , thatB. with , suchsoC. to, such asD. to,so满分：2分4.He used to _____;I had ____ him to ____, though.A. smoking, advised, give up itB. smoke, persuade, give it upC. smoking, tried to persuade, give it inD. smoke, tried to persuade,give it up满分：2分5._________a solution to the problem of water shortage, we have to put all our efforts together.A. To work outB. Working outC. Work outD. Being worked out满分：2分6.I was not ______ tired and couldn’t go any further.A. a littleB. littleC. bitD. a bit满分：2分7.To postpone _________the debt will ruin our business reputation.A. payingB. to payC. payD. paid满分：2分8.The professor thought that I was making good progress in my studies and told me to _________my good work.A. keep upB. go ahead withC. hold backD. come up with满分：2分9.Mrs. Newman hurried home after work, only _________both her kids gone for the movie.A. findingB. foundC. to findD. having found满分：2分10.It is a huge task to _________all the rooms in the building in such a short time.A. go ahead withB. keep upC. clean upD. work out满分：2分11.I had no______ in the decision; I had nothing to do with it.A. shareB. sharesC. sharingD. shared满分：2分12.Why not _________to professor Smith for advice? He is an expert in this field.A. goB. your goingC. to goD. you go满分：2分13.Taiwan lies ______ the southern coast of China, and it’s really _____ island. Is that so?A. in, aB. in, anC. on ,anD. off ,an满分：2分14.I really don’t want to go to the party, but I don’t see how I can ____it?A. get back fromB. get out ofC. get awayD. get off满分：2分15.Please tell it as it is.I don’t like ______ .A. to be liedB. tolie toC. being lied toD. being lied满分：2分16.The meeting was _________by the National Association of Women for the purpose of furthering the women's liberation movement.A. chairedB. sponsoredC. participatedD. assigned满分：2分17.The birth rate in a city _________to fall as its gross domestic product (GDP) rises steadily.A. estimatesB. anticipatesC. assumesD. tends满分：2分18.Catching sight of her old friend Tom, Lucy _________for him to come over and sit in a seat next to her.A. movedB. swayedC. signaledD. twisted满分：2分19.The director seems to have _________new ideas. His recent productions are nothing but copies of his old films.A. fallen short ofB. lost touch withC. come up withD. run out of满分：2分20.Because my TV set _________I could not watch the football game broadcast live last night.A. broke upB. broke offC. broke downD. broke out满分：2分21.The village was so quiet that they did not anticipate _________any trouble.A. meetingB. to meetC. to be metD. being met满分：2分22.Read the book carefully _________you'll find lots of information related to our research.A. ifB. orC. soD. and满分：2分23.Because of the mist, none of those who saw the flying objects could tell its _________shape.A. steadyB. likelyC. preciseD. rigid满分：2分24.The kids lay face down on the beach, their backs _________to the sun.A. exposingB. exposedC. having exposedD. were exposing满分：2分25.The box was ______ to carry for me.A. much too heavyB. too much heavyC. heavy too muchD. too heavy much满分：2分26._________in mind as well as in body, the child needs more than medical care.A. SickB. Be sickC. Because sickD. For sick满分：2分27.Don’t mention that at the beginning of the st ory, or it may ____ the shocking ending.A. give awayB. give outC. give upD. give off满分：2分28.The shirt is _________in small, medium and large sizes.A. originalB. visibleC. availableD. delicate满分：2分29.The negotiators believe that it is _________both parties to establish a joint venture in Shanghai.A. in the interest ofB. in response toC. for the reference ofD. grateful to满分：2分30.How to create enough jobs for the laid-off workers is a(n) _________problem for which there is no simple solution.A. complexB. internalC. emergencyD. delicate满分：2分31.They hope to_____ signs asking tourists not to step on the grass.A. put downB. put outC. put upD. put off满分：2分32.If we had adequate time to prepare, the results _________much better.A. would beB. wereC. had beenD. would have been满分：2分33.The representatives _________their discussion after the coffee break.A. jammedB. undertookC. skippedD. resumed满分：2分34.I take pride in being an independent thinker in full possession of my critical _________.A. functionB. facultiesC. judgmentD. abilities满分：2分35.Excuse me for interrupting, ______ I have some good news to tell you.A. soB. andC. butD. yet满分：2分36.Always_____ when you _____!A. answered, speak toB. answer, are spoken toC. answering, are spoken toD. answer , speak to满分：2分37.Who would you rather _______ with you, Peter or _____?A. went, meB. have gone , meC. have to go, ID. have gone ,I满分：2分38.Many people are still unwilling to buy on credit. The idea of spending money before one earns it _________among the Chinese.A. has not yet taken holdB. has not yet put acrossC. has passed awayD. has not yet fitted into满分：2分39.Is ______ at its best in spring?A. natureB. the natureC. a natureD. natures满分：2分40.Sports is not just for fun or exercise. It is also good for _________building.A. capacityB. reputationC. confidenceD. character满分：2分41.The doctor gave me some medicine,______ three times a day.A. taken offB. to be takenC. taking overD. to take满分：2分42.It won't take long to _________the situation. But I need some more time before I come up witha plan to solve the problem.A. sum upB. size upC. figure outD. wipe out满分：2分43.No matter how much money there is it can’t _____ a healthy body.A. compareB. fitC. defeatD. match满分：2分44.During the war there was a severe food shortage. It was not unusual that even the well-to-do families had to _________meat for days.A. do withB. do withoutC. turn awayD. turn in满分：2分45.The milk smells _________sour.A. as if it isB. like it isC. as if it wasD. like it was满分：2分46.The ______ look on Miss Wang’s face suggested that she______ great danger.A. worrying, is inB. worried ,was inC. worrying, wasD. worried, is with满分：2分47.It's one thing to communicate with your friends on the phone, but it is quite another to _________a nice letter explainning the same ideas.A. conveyB. distributeC. inquireD. compose满分：2分48.There was a terrible noise _______ the sudden burst of light.A. followedB. followingC. to be followedD. be followed满分：2分49.In the discussion some students in our group _____a new way of protecting the environment.A. came acrossB. came up withC. came onD. came in满分：2分50.The cost of this building _________to be over a million.A. is estimatedB. estimatesC. has estimatedD. having been estimated满分：2分答案:AAADA BCACC BCBBA CDBAC BDCAA AACBA CDABB BCAAD BBDCA BABBA。

------------------------------------------------------------------------------------------------------------------------------ (单选题) 1: I have searched all the book stores in this town. The book you asked for is not _________.A: tediousB: vividC: availableD: sufficient正确答案:(单选题) 2: It takes courage for one _________the huge task, to say nothing of fulfilling it in such a short time.A: to face up toB: facing up toC: faces up toD: to be faced up to正确答案:(单选题) 3: Do you feel like ____ out or would you rather ____ dinner at home? A: going...to haveB: to go...to haveC: to go...havingD: going...have正确答案:(单选题) 4: The ___________ doesn’t cover household items.A: intelligenceB: insuranceC: instanceD: insult正确答案:(单选题) 5: You'd sound a lot more polite if you make the request _________a question. A: in the form ofB: in terms ofC: on the basis ofD: in two minds about正确答案:(单选题) 6: Because of rising cost, we spent _________money on the project as had been planned.A: twice muchB: twice as muchC: twiceD: twice as more正确答案:(单选题) 7: It’s?one?thing?to?make?a?promise?,?but?it?is?quite?______?to?carry?it?out.A: other?thingB: the?other------------------------------------------------------------------------------------------------------------------------------ C: othersD: another正确答案:(单选题) 8: It’s?three?weeks?since?he?took?the?medicine,?but?the?medicine?doesn’tseem?to?_____.A: affectB: effectC: workD: make正确答案:(单选题) 9: ___________ travellers come to visit our city every year.A: Hundred ofB: Hundreds ofC: Five hundredsD: Hundred正确答案:(单选题) 10: A railway ticket should indicate the place of departure as well as the _________of the trip.A: arrivalB: imageC: destinationD: sequence正确答案:(单选题) 11: This?is?the?total?cost?of?the?holiday,?______?everything?.A: taking?inB: bringing?inC: getting?inD: calling?in正确答案:(单选题) 12: There's a lot of public _________ about dangerous toxins recently found in food.A: concernB: conceptC: conductD: conflict正确答案:(单选题) 13: when?we?heard?the?gun?fire,?we?all?stood?still?and?shook?with_______.A: fearB: a?fearC: fearsD: the?fear------------------------------------------------------------------------------------------------------------------------------ 正确答案:(单选题) 14: It won't take long to _________the situation. But I need some more time before I come up with a plan to solve the problem.A: sum upB: size upC: figure outD: wipe out正确答案:(单选题) 15: How to create enough jobs for the laid-off workers is a(n) _________problem for which there is no simple solution.A: complexB: internalC: emergencyD: delicate正确答案:(单选题) 16: Thirty miles away from the town, the robbers _________the car and disappeared into the woods.A: approachedB: groundC: abandonedD: removed正确答案:(单选题) 17: Please prepare the medicine for me according to this_____A: prescriptionB: descriptionC: inscriptionD: subscription正确答案:(单选题) 18: I take pride in being an independent thinker in full possession of my critical _________.A: functionB: facultiesC: judgmentD: abilities正确答案:(单选题) 19: The city government promises to _________the problem of unemployment in real earnest.A: postponeB: tackleC: composeD: anticipate正确答案:(单选题) 20:------------------------------------------------------------------------------------------------------------------------------ The?______?look?on?Miss?Wang’s?face?suggested?that?she______?great?danger.A: worrying,?is?inB: worried?,was?inC: worrying,?wasD: worried,?is?with正确答案:(单选题) 21: All?the?problems______?as?expected,?the?manager?felt?rather?satisfied.A: had?been?settledB: being?settledC: settledD: to?settle正确答案:(单选题) 22: He is fond of playing ____ piano while his brother is interested in listening to ___ music.A: /; theB: /;/C: the; /D: the; the正确答案:(单选题) 23: Why not _________to professor Smith for advice? He is an expert in this field.A: goB: your goingC: to goD: you go正确答案:(单选题) 24: Looking through the telescope(望远镜）,the captain _________a whale slowly emerging from the water.A: revealedB: searchedC: scannedD: spotted正确答案:(单选题) 25: Stocks are regarded as a good long-term ___A: involvementB: installmentC: investmentD: instrument正确答案:(单选题) 1: I have searched all the book stores in this town. The book you asked for is not _________.A: tedious------------------------------------------------------------------------------------------------------------------------------ B: vividC: availableD: sufficient正确答案:(单选题) 2: It takes courage for one _________the huge task, to say nothing of fulfilling it in such a short time.A: to face up toB: facing up toC: faces up toD: to be faced up to正确答案:(单选题) 3: Do you feel like ____ out or would you rather ____ dinner at home? A: going...to haveB: to go...to haveC: to go...havingD: going...have正确答案:(单选题) 4: The ___________ doesn’t cover household items.A: intelligenceB: insuranceC: instanceD: insult正确答案:(单选题) 5: You'd sound a lot more polite if you make the request _________a question. A: in the form ofB: in terms ofC: on the basis ofD: in two minds about正确答案:(单选题) 6: Because of rising cost, we spent _________money on the project as had been planned.A: twice muchB: twice as muchC: twiceD: twice as more正确答案:(单选题) 7: It’s?one?thing?to?make?a?promise?,?but?it?is?quite?______?to?carry?it?out.A: other?thingB: the?otherC: othersD: another正确答案:------------------------------------------------------------------------------------------------------------------------------ (单选题) 8: It’s?three?weeks?since?he?took?the?medicine,?but?the?medicine?doesn’t seem?to?_____.A: affectB: effectC: workD: make正确答案:(单选题) 9: ___________ travellers come to visit our city every year.A: Hundred ofB: Hundreds ofC: Five hundredsD: Hundred正确答案:(单选题) 10: A railway ticket should indicate the place of departure as well as the _________of the trip.A: arrivalB: imageC: destinationD: sequence正确答案:(单选题) 11: This?is?the?total?cost?of?the?holiday,?______?everything?.A: taking?inB: bringing?inC: getting?inD: calling?in正确答案:(单选题) 12: There's a lot of public _________ about dangerous toxins recently found in food.A: concernB: conceptC: conductD: conflict正确答案:(单选题) 13: when?we?heard?the?gun?fire,?we?all?stood?still?and?shook?with_______.A: fearB: a?fearC: fearsD: the?fear正确答案:(单选题) 14: It won't take long to _________the situation. But I need some more time before I come up with a plan to solve the problem.A: sum up------------------------------------------------------------------------------------------------------------------------------ B: size upC: figure outD: wipe out正确答案:(单选题) 15: How to create enough jobs for the laid-off workers is a(n) _________problem for which there is no simple solution.A: complexB: internalC: emergencyD: delicate正确答案:(单选题) 16: Thirty miles away from the town, the robbers _________the car and disappeared into the woods.A: approachedB: groundC: abandonedD: removed正确答案:(单选题) 17: Please prepare the medicine for me according to this_____A: prescriptionB: descriptionC: inscriptionD: subscription正确答案:(单选题) 18: I take pride in being an independent thinker in full possession of my critical _________.A: functionB: facultiesC: judgmentD: abilities正确答案:(单选题) 19: The city government promises to _________the problem of unemployment in real earnest.A: postponeB: tackleC: composeD: anticipate正确答案:(单选题) 20: The?______?look?on?Miss?Wang’s?face?suggested?that?she______?great?danger.A: worrying,?is?inB: worried?,was?inC: worrying,?was------------------------------------------------------------------------------------------------------------------------------ D: worried,?is?with正确答案:(单选题) 21: All?the?problems______?as?expected,?the?manager?felt?rather?satisfied.A: had?been?settledB: being?settledC: settledD: to?settle正确答案:(单选题) 22: He is fond of playing ____ piano while his brother is interested in listening to ___ music.A: /; theB: /;/C: the; /D: the; the正确答案:(单选题) 23: Why not _________to professor Smith for advice? He is an expert in this field.A: goB: your goingC: to goD: you go正确答案:(单选题) 24: Looking through the telescope(望远镜）,the captain _________a whale slowly emerging from the water.A: revealedB: searchedC: scannedD: spotted正确答案:(单选题) 25: Stocks are regarded as a good long-term ___A: involvementB: installmentC: investmentD: instrument正确答案:。

西交《专业英语》在线作业试卷总分:100 得分:100一、单选题 (共 30 道试题,共 60 分)1.Resistors are ( ) elements.A.passiveB.activeC.independent sourcesD.dependent sources[仔细分析以上试题，并作出正确选择]正确答案是:A2.An electric heater draws 10 A from a 120V line. The resistance of the heater is ( ).A.1200?B.120?C.12?D.1.2?[仔细分析以上试题，并作出正确选择]正确答案是:C3.The algebraic sum of all voltages around a loop is ( ).A.zeroB.indefinite valueC.sum of voltage risesD.sum of voltage drops[仔细分析以上试题，并作出正确选择]正确答案是:A4.ON-OFF information can be represented by ( ) signal.A.a digitalB.an analogC.a discreteD.a control[仔细分析以上试题，并作出正确选择]正确答案是:A5.The process quantizing the continuous values into a binary scale is called ( ).A.digital-to-analog conversionB.digital-to-digital conversionC.analog-to-digital conversion。

奥鹏西安交通大学2020年秋季学期在线作业 11192553751.I have no doubt (_______) he will overcome all his difficulties．A.whichB.whatC.thatD.If【参考答案】: C2.The ship set out for the (_______) of the ocean depths.A.explorationB.explosionC.exposeD.exposition【参考答案】: A3.When Jack arrived, he learned Mary___for almost an hour.A.had goneB.had been awayC.had leftD.had away【参考答案】: B4.The notebook computers use ( ) as standard display equipment.A.CRT displayB.LCDsC.LED screen【参考答案】: B5.The cold weather (_______) the planting by two weeks.A.set backB.set forthC.stuck upD.stuck to【参考答案】: A6.He ________ very busy this week, he ________ free next week.A.will be;isB.is;isC.will be;will beD.is;will be【参考答案】: D7.What would you like to have, meat or fish? --- (_______) .A.Either will doB.Yes, I like meatC.Yes, I like fishD.No, they are not my favorite【参考答案】: A8.The primary winding is connected to _____.A.the power sourceB.the loadC.the measurementinstrument D.the motor【参考答案】: A9.She is a pretty (_______) .A.animalB.beastC.creativeD.creature【参考答案】: D10.The discussion (_______) a wide range of subjects.A.coveredB.conveyedC.filledD.concluded【参考答案】: A11.Delphi belongs to _____.A.low-level programming languageB.high-level programming languageC.a programming language connected with the computer hardware behaviorD.an assembly language【参考答案】: B12.They have lessons every day (_______) Saturday.A.exceptB.except forC.except thatD.besides【参考答案】: A13.I prefer classic music (_______) pop music.A.thanB.onC.withD.to【参考答案】: D14.The overall transfer function is the ratio of the transformof the controlled variable to the transform of ( ).A.the controlled variableB.the reference inputC.thefeedback D.the output variable【参考答案】: B15.I would die (_______) marry him!" she screamed.A.instead ofB.rather thanC.other thanD.more than【参考答案】: B16.Must I be home before seven? --- (_______) .A.No, you needn’tB.No, you mustn’tC.OKD.no, you won’t【参考答案】: A17.The process quantizing the continuous values into a binaryscale is called ( ).A.digital-to-analog conversionB.digital-to-digitalconversion C.analog-to-digital conversion D.analog-to-analog conversion【参考答案】: C18.The system’s characteristic equation can be used to determine_____ of a linear time-invariant system.A.the stabilityB.magnitude of the steady-state errorC.the controllabilityD.the observability【参考答案】: A19.-________ you ________ free tomorrow?– No. I ________ freethe day after tomorrow.A.Are;going to;willB.Are;going to be;willC.Are;going to;will beD.Are;going to be;will be【参考答案】: D20.A 15-year-old boy was (_______) for stealing 22 charity boxesfrom local shops.A.convictedB.sentencedC.arrestedD.attacked【参考答案】: C21.The advertisement said that an expanding company wished to(_______) a secretary at their head office.A.exploreB.exploitC.employD.accept【参考答案】: C22.Silk (_______) by Chinese for thousands of years now.A.has usedB.has been usedC.was usedD.is used【参考答案】: B23.Thank you ever so much for the book you gave me. --- (_______) .A.No thanksB.I’m glad you like itC.Yes, it is goodD.No, it’s not so good【参考答案】: B24.A computer printer is _____ device that producescomputer-generated text or graphical images on paper.A.an inputB.an outputC.a storageD.a data processing【参考答案】: B25.The proposal seems quite good, but I can’t easily (_______)without all the facts.A.joinB.judgeC.sayD.speak【参考答案】: B26.Anne couldn't concentrate(_______)what she was doing whileher families were watching TV.A.toB.onC.forD.in【参考答案】: B27.Amidst the crowd of happy, prosperous looking Christmasshoppers, the little black figure of the old man seemed pitifuland (_______) .A.out of a placeB.out of placesC.out of placeD.out of the place【参考答案】: C28.We have come to a critical moment. You must take immediate(_______) .A.actB.actionC.activityD.doings【参考答案】: B29.— My best friend’s in a bad mood.— How about ____ her someflowers?A.givingB.givenC.to giveD.give【参考答案】: A30.A floppy disk drive is _____ device that reads data from andwrites data to floppy disks.A.an inputB.an outputC.a storageD.a data processing【参考答案】: C31.Free medical treatment in this country covers sickness of mindas well as (_______) sicknesses.A.normalB.regularC.averageD.ordinary【参考答案】: D32.Can you come over for dinner with us? ----- (_______)A.I'd like to but I have a meeting tonightB.It doesn't matterC.No, I don't likeD.Oh, that sounds well【参考答案】: A33.The thermal energy of the steam is converted into _____ energyby the turbine.A.electricalB.mechanicalC.chemicalD.potential【参考答案】: B34.Amy, I want this report typed today. --- (_______) .A.It will be ready in the afternoon, sirB.I'd like you to help meC.I know nothing about the reportD.Leave it to tomorrow【参考答案】: A35.Urban mothers had difficulty (_______) their into child carefacilities.A.in gettingB.to getC.getD.for getting【参考答案】: A36.These are all (_______) demands.A.reasonableB.availableC.logicalD.formal【参考答案】: A37.1A.AB.BC.CD.D【参考答案】: B38.After having a good holiday, they are very keen to (_______) business.A.get alongB.get toC.get inD.get over【参考答案】: B39.This one is not good, that one is ____.A.more badB.even worseC.still worstD.more badly【参考答案】: B40.Mary’s bother promised to go to London with us, but now he is considering___.A.he doesn’t goB.not to goC.not goingD.not go【参考答案】: C41.As I felt so much better, my doctor (_______) me to take a holiday by the sea.A.suggestedB.consideredC.advisedD.inquired【参考答案】: C42.Although the pay is not good, people usually find social work (_______) in other ways.A.payableB.respectfulC.gratefulD.rewarding【参考答案】: D43.Is there a drugstore near here? --- (_______) .A.It’s very smallB.It’s very crowdedC.It’s a cheapone D.Yes, there is a big one【参考答案】: D44.“Have you seen Lao Wu recently?”“It looks (_______) he would return home tomorrow.”A.likeB.asC.as ifD.that【参考答案】: C45.An electric heater draws 10 A from a 120V line. The resistance of the heater is _____.A.1200?B.120?C.12?D.1.2?【参考答案】: C46.Tom didn’t come to class yesterday. He (_______) ill.A.must beB.should beC.must have beenD.should have been 【参考答案】: C47.——I’m sorry I stepped outside for a break . I was very tired.——There’s no ___for this while you are on duty .A.excuseB.reasonC.causeD.explanation【参考答案】: A48.It was a (_______) illness, and she soon got over it.A.littleB.minorrgeD.major【参考答案】: B49.____other young men, he enjoys popular music.pared withB.In common withC.Referred toD.Talking of【参考答案】: B50.I’ll make every (_______) to help you.A.wayB.meansC.methodD.effort【参考答案】: D。

第一阶段在线作业单选题 (共13道题)1.（2.5分） The individual phases (gas, , liquid water, and solids) should be separated from each other as early as practical.∙ A、liquid hydrocarbon∙ B、free water∙ C、sludge∙ D、bubbles我的答案：A 此题得分：2.5分2.（2.5分） is the mainly compound in natural gas.∙ A、Oxygen∙ B、Methane∙ C、Ethane∙ D、Propane我的答案：B 此题得分：2.5分3.（2.5分） H2S and CO2 are very corrosive when is present.∙ A、liquid water∙ B、air∙ C、oxygen∙ D、bubbles我的答案：A 此题得分：2.5分4.（2.5分） H2S and CO2 are short for .∙ A、hydrogen sulfide and carbon dioxide∙ B、hydrogen sulfur and carbon oxygen∙ C、hydrogen sulfide and carbon oxygen∙ D、hydrogen sulfur and carbon dioxide我的答案：A 此题得分：2.5分5.（2.5分） Sweet gas refers to the gas containing .∙ A、ethane∙ B、CO2∙ C、H2S∙ D、water vapor我的答案：B 此题得分：2.5分6.（2.5分） are built in vertical, horizontal and spherical designs.∙ A、SeparatorsB、Heater-treaters∙ C、Towers∙ D、Meters我的答案：A 此题得分：2.5分7.（2.5分） The size of heat-treater is dependent upon the of oil and water to be handled.∙ A、pressure∙ B、temperature∙ C、volume∙ D、composition我的答案：C 此题得分：2.5分8.（2.5分） An emulsion is a combination of two immiscible .∙ A、solids∙ B、liquids∙ C、waters∙ D、gases我的答案：B 此题得分：2.5分9.（2.5分） For the formation of a stable emulsion, the liquids must be .∙ A、mixedB、dispersed∙ C、free∙ D、immiscible我的答案：D 此题得分：2.5分10.（2.5分） There must be sufficient to disperse one liquid as droplets in the other for the formation of a stable emulsion.∙ A、agitation∙ B、mixing∙ C、flowing∙ D、bubbles我的答案：A 此题得分：2.5分11.（2.5分） There must be an for the formation of a stable emulsion．∙ A、demulsifier∙ B、salt∙ C、emulsifier∙ D、 water我的答案：C 此题得分：2.5分12.（2.5分） In W/O emulsion, is the dispersed phase.∙ A、demulsifierB、oil∙ C、emulsifier∙ D、 water我的答案：D 此题得分：2.5分13.（2.5分） Hydrate inhibitors is used to lower of water vapor and thus prevent hydrate formation in flow lines.∙ A、pressure∙ B、temperature∙ C、flow rate∙ D、freezing point我的答案：D 此题得分：2.5分多选题 (共13道题)展开收起14.（2.5分） The non-hydrocarbons may contain .∙ A、carbon∙ B、oxygen∙ C、sulfur∙ D、nitrogen我的答案：ABCD 此题得分：2.5分15.（2.5分） The non-hydrocarbon contaminants must be removed as much as feasible for .∙ A、storage∙ B、transport∙ C、reinjection∙ D、disposal我的答案：ABCD 此题得分：2.5分16.（2.5分） Dehydration of produced oil involves .∙ A、residence time∙ B、chemical addition∙ C、heat∙ D、electrostatic fields我的答案：ABCD 此题得分：2.5分17.（2.5分） Types of equipment used for removing oil and solids during produced water treatment include .∙ A、oil skimmer tanks∙ B、plate coalescers∙ C、air flotation tanks∙ D、hydrocyclones我的答案：ABCD 此题得分：2.5分18.（2.5分） The separation of natural gas from liquids and/or impurities in a separator combines .∙ A、gravity∙ B、time∙ C、mechanical processes∙ D、chemicals我的答案：ABCD 此题得分：2.5分19.（2.5分） For separation of well-stream fluids, the operating pressure of separator is dependent upon .∙ A、the pressure of the gas sales line∙ B、the flowing pressure of the well∙ C、flow rate∙ D、operating pressure我的答案：ABD 此题得分：2.5分20.（2.5分） During oil treating， must be removed before selling the oil.∙ A、Liquid hydrocarbon∙ B、gas∙ C、water∙ D、sediment我的答案：BCD 此题得分：2.5分21.（2.5分） In an emulsion，the liquid that is broken up into droplets is known as the .∙ A、discontinuous phase∙ B、dispersed phase∙ C、internal phase∙ D、continuous phase我的答案：ABC 此题得分：2.5分22.（2.5分） Whether an emulsion is tight or loose depends on several factors，including .∙ A、the properties of the oil and water∙ B、the percentage of oil and water in the emulsion∙ C、the type and amount of emulsifier present∙ D、the pressure and temperature of emulsion我的答案：ABC 此题得分：2.5分23.（2.5分） Refining of water-bearing crude can cause severe problems.∙ A、leakage∙ B、pollution∙ C、corrosion∙ D、plugging我的答案：CD 此题得分：2.5分24.（2.5分） Sour gas may contain .∙ A、sulfur compounds∙ B、CO2∙ C、H2S∙ D、water vapor我的答案：AC 此题得分：2.5分25.（2.5分） The aim of removal of acid gases includes that .∙ A、they will cause corrosion problems∙ B、they will cause plugging∙ C、they have no heating value∙ D、H2S is lethal in very small quantities我的答案：ACD 此题得分：2.5分26.（2.5分） For gas sweetening process, which ones are right?∙ A、In batch processes, the reactant can be regenerated.∙ B、The aqueous amine solutions can be regenerated.∙ C、The physical solvents can be regenerated with heat.∙ D、Direct oxidation to sulfur practically eliminates H2S emissions.我的答案：BD 此题得分：2.5分判断题 (共14道题)展开收起27.（2.5分） Oil is the blood of industry.∙正确∙错误我的答案：正确此题得分：2.5分28.（2.5分） Dehydration of produced oil is required to reduce the water content to a value acceptable for transportation or sales.∙正确∙错误我的答案：正确此题得分：2.5分29.（2.5分） The major goal of oil removal from produced water is to prevent reservoir plugging.∙正确∙错误我的答案：正确此题得分：2.5分30.（2.5分） LNG is natural gas liquids.∙正确∙错误我的答案：错误此题得分：2.5分31.（2.5分） The equipment most widely used for separation of well-stream gas from free liquids is referred to as a separator.∙正确∙错误我的答案：正确此题得分：2.5分32.（2.5分） Heater-treaters can be vertical, horizontal or spherical in design.∙正确∙错误我的答案：错误此题得分：2.5分33.（2.5分） In an emulsion, liquids do not mix together under normal conditions．∙正确∙错误我的答案：正确此题得分：2.5分34.（2.5分） API is short for American Petroleum Institute.∙正确∙错误我的答案：正确此题得分：2.5分35.（2.5分） The viscosity of crude oil decreases as the water content is increased.∙正确∙错误我的答案：错误此题得分：2.5分36.（2.5分） W/O emulsion is also called regular or normal emulsion.∙正确∙错误我的答案：正确此题得分：2.5分37.（2.5分） Degassing should be done prior to emulsion treating.∙正确∙错误我的答案：正确此题得分：2.5分38.（2.5分） Dehydration of natural gas includes: absorption and adsorption.∙正确∙错误我的答案：正确此题得分：2.5分39.（2.5分） In absorption, the desiccant is liquid.∙正确∙错误我的答案：正确此题得分：2.5分40.（2.5分） In adsorption, the desiccant is liquid.∙正确∙错误我的答案：错误此题得分：2.5分第二阶段在线作业单选题 (共13道题)1.（2.5分） In pumping any liquid, the goal is to add energy to the liquid to cause it to move through a pipeline by overcoming the resistance of friction and changes in .∙ A、speed∙ B、flow∙ C、site∙ D、elevation我的答案：D 此题得分：2.5分2.（2.5分） Positive displacement pumps are used for volumes and when required pumping pressure is .∙ A、Small, moderate∙ B、Large, high∙ C、Large, moderate∙ D、Small, high我的答案：D 此题得分：2.5分3.（2.5分） In general, when large volume of liquid to be pumped and pressures are moderate, which equipment will be chosen?∙ A、centrifugal pumps∙ B、centrifugal compressors∙ C、positive displacement pumps∙ D、reciprocating compressors我的答案：A 此题得分：2.5分4.（2.5分） When pumps are connected in parallel, each pump operates at approximately .∙ A、same suction pressure and different discharge pressure ∙ B、same suction and discharge pressure∙ C、different suction and discharge pressure∙ D、different suction pressure and same discharge pressure 我的答案：B 此题得分：2.5分5.（2.5分） In a centrifugal unit, rotates.∙ A、diffuser∙ B、housing∙ C、impeller∙ D、rod我的答案：C 此题得分：2.5分6.（2.5分） For tight line operation, which one is right?∙ A、One station pumps directly into the suction side of the pumps at the next station and no tankage is open to the suctionmanifold at the intermediate station.∙ B、One station pumps directly into the tankage at the next station and no tankage is open to the suction manifold at theintermediate station.∙ C、One station pumps directly into the suction side of the pumps at the next station and a small tank is open to the suction manifold at the intermediate station.∙ D、One station pumps directly into the tankage at the nextstation and a small tank is open to the suction manifold at theintermediate station.我的答案：A 此题得分：2.5分7.（2.5分） If compressor cylinders of a single integral reciprocating compressors unit are operated in parallel, each cylinder operates with .∙ A、different suction and discharge pressure∙ B、different suction pressure and same discharge pressure ∙ C、same suction pressure and different discharge pressure ∙ D、same suction and discharge pressure我的答案：D 此题得分：2.5分8.（2.5分） In centrifugal compressors, energy is added to the gas by impeller .∙ A、confining∙ B、rotating∙ C、compressing∙ D、burning我的答案：B 此题得分：2.5分9.（2.5分） In centrifugal compressors, energy is added to the gas .∙ A、by confining the gas and then compressing∙ B、by the rotation of an impeller∙ C、by confining the gas∙ D、by compressing the gas我的答案：B 此题得分：2.5分10.（2.5分） Depending on the type of gas, may also be needed between compression stages to remove any liquids condensed by interstage cooling.∙ A、meters∙ B、heat exchanger∙ C、separators∙ D、tower我的答案：C 此题得分：2.5分11.（2.5分） In liquid pipeline, Pigs and sphere travel .∙ A、at higher velocity than liquid in the pipeline∙ B、awhile, then stop∙ C、at lower velocity than liquid in the pipeline∙ D、at about constant velocity我的答案：D 此题得分：2.5分12.（2.5分） Pipelines are often pigged first .∙ A、during construction∙ B、during ordinal operation∙ C、during testing following construction∙ D、after connection我的答案：C 此题得分：2.5分13.（2.5分） A pig launcher may be required .∙ A、at the end of the segment being pigged and at the end ofa station∙ B、at the beginning of the segment being pigged and at the beginning of a station∙ C、at the beginning of the segment being pigged and at the end of a station∙ D、at the end of the segment being pigged and at the beginning of a station我的答案：C 此题得分：2.5分多选题 (共12道题)展开收起14.（2.5分） The size of flowlines required varies according to .∙ A、the capacity of the well being served∙ B、the temperature∙ C、the length of the line∙ D、the pressure available at the producing well我的答案：ACD 此题得分：2.5分15.（2.5分） This network of crude trunk lines comprises a wide variety of pipe .∙ A、locations∙ B、sizes∙ C、capacities∙ D、pressures我的答案：BC 此题得分：2.5分16.（2.5分） Pumping station must also be spaced along the pipeline to maintain pipeline pressure at the level required to overcome .∙ A、friction∙ B、leakage∙ C、changes in elevation∙ D、other pressure losses我的答案：ACD 此题得分：2.5分17.（2.5分） In selecting the station site, which should be considered?∙ A、Type of pump∙ B、Environmental protection∙ C、Safety considerations∙ D、Engineering design criteria我的答案：BCD 此题得分：2.5分18.（2.5分） Products shipped include .∙ A、several grades of gasoline∙ B、aviation gasoline∙ C、diesel∙ D、home heating oils我的答案：ABCD 此题得分：2.5分19.（2.5分） Equipment in an individual station varies in both size and type, depending on .∙ A、the volume of fluid being handled and its properties∙ B、the size of the pipeline system∙ C、the type of monitoring and control used∙ D、the remoteness of the station我的答案：ABCD 此题得分：2.5分20.（2.5分） In a pumping station, the main items are .∙ A、Pumps∙ B、drivers∙ C、meters∙ D、pipes我的答案：AB 此题得分：2.5分21.（2.5分） The characteristics of oil & gas pipeline systems include:∙ A、Lower transportation costs∙ B、Increase the ease of operation∙ C、Decrease evaporation loss∙ D、Decrease transportation time我的答案：ABCD 此题得分：2.5分22.（2.5分） adds energy to the flowing fluid to cause it to move through the pipeline.∙ A、Pumps∙ B、Compressors∙ C、Pigs∙ D、Meters我的答案：AB 此题得分：2.5分23.（2.5分） Volume that reciprocating compressor unit can compress under given conditions depends on:∙ A、size of cylinder∙ B、length of the piston stroke∙ C、clearance volume within the cylinder∙ D、temperature and pressure of gas flow我的答案：ABC 此题得分：2.5分24.（2.5分） The type of information gathered by smart pigs includes .∙ A、pipeline diameter∙ B、bends∙ C、temperature and pressure∙ D、corrosion我的答案：ABCD 此题得分：2.5分25.（2.5分） Pipeline pigging is done to .∙ A、periodically remove wax, dirt, and water from the pipeline∙ B、separate products to reduce the amount of interface between different types of crude oil or refined products.∙ C、control liquids in a pipeline∙ D、inspect pipelines for defects我的答案：ABCD 此题得分：2.5分判断题 (共15道题)展开收起26.（2.5分） Gathering lines are the first link in the transportation chain from producing well to consumer.∙正确∙错误我的答案：错误此题得分：2.5分27.（2.5分） The originating station is usually most complex.∙正确∙错误我的答案：正确此题得分：2.5分28.（2.5分） Pumps are required only at the beginning of the trunk line.∙正确∙错误我的答案：错误此题得分：2.5分29.（2.5分） Crude trunk lines operate at the same pressure as field-gathering systems.∙正确∙错误我的答案：错误此题得分：2.5分30.（2.5分） Crude trunk lines are made of steel.∙正确∙错误我的答案：正确此题得分：2.5分31.（2.5分） In general, gas pipelines operate at the same pressures as crude lines.∙正确∙错误我的答案：错误此题得分：2.5分32.（2.5分） Much of the line pipe used today is manufactured according to specifications of API.∙正确∙错误我的答案：正确此题得分：2.5分33.（2.5分） Seamless steel pipe is made with a longitudinal weld by hot working lengths of steel to produce pipe of the desired size and properties.∙正确∙错误34.（2.5分） Reciprocating compressors have more moving parts and lower mechanical efficiencies than centrifugal compressors.∙正确∙错误我的答案：正确此题得分：2.5分35.（2.5分） The number of booster stations is constant in liquids pipeline systems.∙正确∙错误我的答案：错误此题得分：2.5分36.（2.5分） When pumps are connected in parallel, the total flow volume is handled by each pump.∙正确∙错误我的答案：错误此题得分：2.5分37.（2.5分） Liquids and gases are compressible.∙正确∙错误38.（2.5分） The output from a centrifugal compressor is smoother than reciprocating compressors.∙正确∙错误我的答案：正确此题得分：2.5分39.（2.5分） Interstage cooling between compression stages can be done by air cooling, by cooling with water, or by exchanging heat with inlet gas.∙正确∙错误我的答案：正确此题得分：2.5分40.（2.5分） Barrel diameter is the same as pipeline.∙正确∙错误我的答案：错误此题得分：2.5分第三阶段在线作业单选题 (共10道题)1.（2.5分） If the refinery is supplied by tanker, days of storage is recommended.∙ A、30-32∙ B、32-35∙ C、6∙ D、16-18我的答案：B 此题得分：2.5分2.（2.5分） Natural gas demand is highly dependent on .∙ A、weather∙ B、regulation∙ C、production∙ D、compressor我的答案：A 此题得分：2.5分3.（2.5分） Because LNG must be stored at very low temperatures to maintain it in a liquid state, is one of the most important elements of LNG storage design�.∙ A、temperature∙ B、pressure∙ C、insulation∙ D、shape我的答案：C 此题得分：2.5分4.（2.5分） For fixed-roof tank, which one is right？∙ A、For cone-roof tanks, they don’t have cylindrical shells.∙ B、For cone-roof tanks, the top is made in the form of a shallow cone.∙ C、Umbrella-roof tanks are usually constructed to diameters larger than 60ft.∙ D、For umbrella-roof tanks, there are column supports that must be run to the bottom of the tank.我的答案：B 此题得分：2.5分5.（2.5分） For floating-roof tanks, they have a cover that floatson the surface of the .∙ A、liquid∙ B、pipeline∙ C、gas∙ D、shell我的答案：A 此题得分：2.5分6.（2.5分） The floating cover or roof is a disk structure that has sufficient to ensure that the roof will float under all expected conditions.∙ A、weight∙ B、diameter∙ C、buoyancy∙ D、pressure我的答案：C 此题得分：2.5分7.（2.5分） Corrosion is usually the most severe at the .∙ A、bottom∙ B、top∙ C、shell∙ D、interface我的答案：A 此题得分：2.5分8.（2.5分） It is necessary to dry natural gas pipelines, .∙ A、after hydrostatic testing∙ B、when the line is put into service∙ C、following pipeline construction∙ D、before hydrostatic testing我的答案：A 此题得分：2.5分9.（2.5分） During hydrostatic testing, fill the line with water and subjecting it to a pressure to check for leaks.∙ A、greater than the design operating pressure∙ B、the same as the design operating pressure∙ C、lower than the design operating pressure∙ D、the same as the allowable pressure我的答案：A 此题得分：2.5分10.（2.5分） Metering problem is more complicated in gas lines since corrections are more important.∙ A、temperature∙ B、pressure∙ C、temperature and pressure∙ D、volume我的答案：C 此题得分：2.5分多选题 (共13道题)展开收起11.（2.5分） Factors help determine the amount of storage a refinery needs for both feedstock and products include:∙ A、product delivery∙ B、refinery complexity∙ C、seasonal demand∙ D、turnarounds我的答案：ABCD 此题得分：2.5分12.（2.5分） At tanker terminals, the amount of storage depends on：∙ A、the amount and type of product handled∙ B、the number, capacity, and type of tanker berths∙ C、expected periods of downtime∙ D、the number and size of ships using the terminal�我的答案：ABCD 此题得分：2.5分13.（2.5分） Considerations involved in designing large crude storage tanks include：∙ A、integrity of the foundation∙ B、safety∙ C、maintenance requirements and ease of maintenance∙ D、operating efficiency我的答案：ABCD 此题得分：2.5分14.（2.5分） For EFR, which ones are right?∙ A、The design conditions of the external floating roof are more severe.∙ B、Pontoon roof is simply a steel deck with an annular compartment that provides buoyancy.∙ C、Double-deck roofs are strong and durable roofs.∙ D、Pontoon roofs are suitable for large diameter tanks.我的答案：ABC 此题得分：2.5分15.（2.5分） For IFR, which ones are right?∙ A、IFR is covered by a fixed roof on top of the tank.∙ B、Pan roofs are simple sheet-steel disks with the edge turned up for buoyancy.∙ C、Bulkhead pan roof has open annular compartments at the periphery to prevent the roof from sinking.∙ D、Skin and pontoon roofs are usually constructed of an aluminum skin supported on a series of tubular aluminum pontoons.我的答案：ABCD 此题得分：2.5分16.（2.5分） For floating roof, it can .∙ A、reduce emissions from the storage of volatile organic compounds∙ B、reduce the potential for vapor space explosions∙ C、eliminate the possibility of boilover phenomenon∙ D、be constructed of steel我的答案：ABC 此题得分：2.5分17.（2.5分） For double-deck roof, which ones are right?∙ A、It is the heaviest but most durable construction of all the roofs.∙ B、It is most economic for small diameters up to about 30ft and very large diameter from about 200 to over 300ft.∙ C、It maintains good rigidity under normal conditions.∙ D、It is much better insulated from solar heat gain�.我的答案：ABCD 此题得分：2.5分18.（2.5分） PV Valves are often referred to as .∙ A、pressure vacuum vent valves∙ B、pressure volume valves∙ C、breather valves∙ D、conservation valves�我的答案：ACD 此题得分：2.5分19.（2.5分） For actual installation of pipeline, which ones are right?∙ A、Applying coating and wrapping to the exterior of the pipe should be done after welding.∙ B、Testing pipeline for leak is the last step.∙ C、Width of the pipeline ditch varies according to the size of the pipeline.∙ D、Backfilling of the ditch on top of the pipeline can be done with the soil excavated from the ditch.我的答案：ABCD 此题得分：2.5分20.（2.5分） About corrosion, which are right?∙ A、Corrosion of iron and steel is a natural process.∙ B、Iron is not stable in its refined state.∙ C、Corrosion is selective and concentrated.∙ D、The basic corrosion mechanism of iron underground is electrochemical�.我的答案：ABCD 此题得分：2.5分21.（2.5分） In selecting product for coatings, which should beconsidered?∙ A、Elasticity∙ B、Hardness∙ C、Adherence∙ D、Ease of application我的答案：ABCD 此题得分：2.5分22.（2.5分） For gas metering, which ones are right?∙ A、The utilization range of a differential pressure meter is relatively narrow.∙ B、Positive-displacement meter has a direct reading of volumes.∙ C、For turbine-type meters, mechanical friction in the turbine must be minimal.∙ D、Mass-flow meters directly measure the mass of the fluid passing through the meter.我的答案：ABCD 此题得分：2.5分23.（2.5分） For liquid metering, which ones are right?∙ A、A pipeline meter must be sturdy enough.∙ B、The parts in the positive-displacement meters have to be very precisely machined.∙ C、The products through positive-displacement meters must be filtered.∙ D、Compared with PD meters of equal output, turbine meters are much less bulky, sturdier and of simpler design.我的答案：ABCD 此题得分：2.5分判断题 (共17道题)展开收起24.（2.5分） The capacity of individual storage tanks orfacilities varies widely.∙正确∙错误我的答案：正确此题得分：2.5分25.（2.5分） If products are delivered continuously to a pipeline, storage needs will be reduced.∙正确∙错误我的答案：正确此题得分：2.5分26.（2.5分） A refinery must have storage for crude to feed the refinery and the products it manufactures.∙正确∙错误我的答案：正确此题得分：2.5分27.（2.5分）Natural gas can’t be stored in depletedoil-producing formations.∙正确∙错误我的答案：错误此题得分：2.5分28.（2.5分） Low-pressure tanks mean tanks designed for a lower pressure than atmospheric tanks�.∙正确∙错误我的答案：错误此题得分：2.5分29.（2.5分） Almost all tanks are cylindrical on the shell portion.∙正确∙错误我的答案：正确此题得分：2.5分30.（2.5分） IFR is open on top of the tank.∙正确∙错误我的答案：错误此题得分：2.5分31.（2.5分） Flat-bottom tank is used for tanks less than 60-200 ft in diameter.∙正确∙错误我的答案：错误此题得分：2.5分32.（2.5分） The internal floating roofs may be constructed of steel or aluminum or plastic�.∙正确∙错误我的答案：正确此题得分：2.5分33.（2.5分） Extensive testing of welders and the welds they produce is not important for the construction of alllong-distance petroleum pipelines.∙正确∙错误我的答案：错误此题得分：2.5分34.（2.5分） Most offshore pipelines are not buried below seabed.∙正确∙错误我的答案：错误此题得分：2.5分35.（2.5分） Corrosion is distributed�over the entire metal surface.∙正确∙错误我的答案：错误此题得分：2.5分36.（2.5分） Electrolytic corrosion may be rapid and intensive�.∙正确∙错误我的答案：正确此题得分：2.5分37.（2.5分） Insulation of pipeline from soil with a suitable coating is enough.∙正确∙错误我的答案：错误此题得分：2.5分38.（2.5分） For refined hydrocarbon storage tanks, bottom pitting and general corrosion are less severe than crude oil tanks.∙正确∙错误我的答案：正确此题得分：2.5分39.（2.5分） Metering liquid-carry lines requires even higher accuracy than gas pipelines.∙正确∙错误我的答案：正确此题得分：2.5分40.（2.5分） The meters must be calibrated under the actual working conditions.∙正确∙错误我的答案：正确此题得分：2.5分。