科技英语试题及答案

科技英语试题及答案

一、单项选择题（共30题，每题1分）（请从每题四个选项中选出最佳答案）The scientistpresented adetailed_____of the experiment attheconference.A.explain B.explanation C.explanatory D.explaining“The newsoftware_____to improveefficiency indataprocessing,”the engineernoted.A.designed B.is designedC.was designingD.hasdesignedWhich of the following is a correct technicaltermA.Biologics B.Biologist C.Biologicals D.BiologisticsThe researchteam_____three keyfindings afteranalyzingthe data.A.identified B.was identifyingC.had identifiedD.would identify“The_____of climatechange requiresimmediate globalaction,”the reportstated.A.important B.importance C.importantly D.importIn scientific writing,“_____”is oftenused torefer to atestable assumption.A.theory B.hypothesis C.conclusion D.resultThe labequipment_____by themaintenance teamyesterday.A.repaired B.was repairedC.has repairedD.isrepairing第1页共10页Which wordis closestin meaningto“phenomenon”A.Observation B.Event C.Discovery D.Pattern“We_____theexperimentfor threeweeks whenthe poweroutageoccurred,”the researchersaid.A.conducted B.have conductedC.had conductedD.wereconductingThe newmaterial hasa_____strength thantraditional metals.A.high B.higher C.highest D.highly“The study_____that increasedexercise reduceshealthrisks,”the doctorconcluded.A.shows B.showed C.is showing D.will showWhich of the following is a correctplural formof atechnicaltermA.Datums B.Data C.Datas D.DatumsThe conference_____to discussadvancements inrenewableenergy.A.organized B.was organizedC.organizes D.isorganizing“The_____of themachine causeda delayin production,”the managerexplained.A.breakdown B.break downC.breaking downD.breaks downIn technical writing,“_____”is usedto listsources ofinformation.A.abstract B.introduction C.reference D.summaryThe team_____the projectby theend ofnext month.第2页共10页A.completes B.will completeC.completed D.iscompletingWhich wordis anadjective formof“analyze”A.Analysis B.Analytic C.Analyzer D.Analyzation“The results_____that thenew methodis moreeffective,”the researcherreported.A.indicate B.indicates C.indicated D.are indicatingThe experiment_____under controlledconditions toensureaccuracy.A.performs B.performed C.is performedD.was performedWhich of the followingis acorrectscientific notationA.

1.23e-3B.

1.23×10^-3C.

1.23×10-3D.

1.23e-03“The_____of thestudy isto explorethe relationshipbetweenvariables,”the professorsaid.A.purpose B.aim C.goal D.all of the aboveThelab_____has beenupdated withnew safetyprotocols.A.procedure B.process C.method D.approachWhich tenseis usedin thissentence:“The researchhas beenongoingfor twoyears.”A.Present perfectB.Present perfectcontinuous C.Pastperfect D.Future perfect“The_____of thechemical reactionwas measuredusing aspectrophotometer,”the scientistnoted.A.rate B.speed C.pace D.velocity第3页共10页In technicalreports,“_____”is usedto summarizethe mainpoints.A.abstract B.conclusion C.introduction D.discussionThe team_____a newtheory toexplain theobservedphenomenon.A.developed B.was developingC.has developedD.developsWhich wordis asynonym for“hypothesis”A.Guess B.Assumption C.Fact D.Proof“The equipment_____tested beforebeing usedin theexperiment,”the technicianconfirmed.A.must beB.must havebeen C.must D.must haveThe study_____that thenew drughas potentialside effects.A.shows B.show C.showingD.to showIntechnical writing,“_____”is usedto clarifycomplexterms.A.definition B.explanation C.description D.summary

二、多项选择题（共20题，每题2分，多选、少选均不得分）（请从每题五个选项中选出所有正确答案）Which of the following are commonfields inscienceA.Biology B.Physics C.Chemistry D.Engineering E.GeographyIn technical English,which prepositionsare oftenused with“data”A.With B.In C.On D.About E.For第4页共10页Which of the following are correctunits ofmeasurementA.Meter B.Kilogram C.Second D.Joule E.NewtonWhich tensesare usedfor describingresearch resultsA.Present simpleB.Past simpleC.Present perfectD.Past continuousE.Future tenseInscientific writing,which ofthe following are importantA.Accuracy B.Clarity C.Conciseness D.Objectivity E.ComplexityWhich wordsare usedto express“cause andeffect”intechnical writingA.Because B.Therefore C.Consequently D.However E.Asa resultWhichofthe following are parts of a researchpaperA.Abstract B.Introduction C.Methodology D.Results E.DiscussionWhich ofthe followingare types of researchmethodsA.Experimental B.Observational C.Case studyD.SurveyE.CorrelationalIn technicalterms,which ofthe followingrefer to“dataanalysis”A.Statistical analysisB.Data processingC.Informationextraction D.Data visualizationE.Data collectionWhichofthe followingare common technicalverbsA.Analyze B.Measure C.Calculate D.Observe E.Explain第5页共10页Whichofthe followingare correctways tocite sourcesinacademic writingA.Author-date systemB.Footnote systemC.Numbered systemD.APA formatE.MLA formatWhichofthe followingaretypes ofgraphs usedin technicalreportsA.Line graphB.Bar chartC.Pie chartD.Histogram E.Scatter plotIntechnicalEnglish,which ofthe followingare correctA.“The team”is singularwhen referringtoagroup.B.“Data”is plural.C.“Media”is plural.D.“Criteria”is plural.E.“The resultsis”correct.Whichofthe followingare commontechnical adjectivesA.Significant B.Critical C.Essential D.Relevant E.EffectiveWhich ofthefollowingarepartsof an experimentA.Hypothesis B.Variables C.Controls D.Data E.ConclusionIn technicalwriting,which ofthefollowingare usedtoexpress“condition”A.If B.Unless C.When D.While E.AsWhich ofthefollowingare correctabbreviations forunitsA.m meterB.kg kilogramC.s secondD.N newtonE.W wattWhichofthefollowingaretypesoferrors inexperiments第6页共10页A.Systematic errorB.Random errorC.Human errorD.Calculation errorE.Measurement errorInscientificwriting,which ofthefollowingare usedtoexpress“uncertainty”A.Maybe B.Perhaps C.Approximately D.Possibly E.LikelyWhich ofthefollowingarecommontechnical nounsA.Phenomenon B.Hypothesis C.Conclusion D.Result E.Variable

三、判断题（共20题，每题1分，正确的选A，错误的选B）“The experimentwas conductedin alab”is inthe passivevoice.（）“Data is”is acorrect usagein technicalwriting.（）“The resultsshow that...”is acommon sentencepattern inresearchpapers.（）“Hypothesis”is aplural noun.（）“The teamhave completedthe project”is grammaticallycorrect.（）“10^3meters”is thesame as“1kilometer.”（）Intechnicalwriting,“however”is usedto showcause andeffect.（）“Abstract”summarizes themain pointsofapaper.（）“The equipmentwas repairedyesterday”is inthe pastperfecttense.（）“Significant”and“insignificant”are antonyms.（）第7页共10页“Thestudy,which waspublished lastyear,shows...”usescommas correctly.（）“Kilogram”is anabbreviation fora unitof mass.（）“Methodology”refers tothe datacollected inanexperiment.（）“The resultsis important”is grammaticallyincorrect.（）“Experimental method”and“experimental approach”aresynonyms.（）“The researchersaid,‘The datawas analyzed’”is correctindirectspeech.（）“

1.5e-2”is equalto

0.

015.（）“In orderto”is acommon phrasein technicalwriting.（）“Theexperiment,which tookthree months,was successful”uses commascorrectly.（）“‘Data’is asingular noun”isacorrect statement.（）

四、简答题（共2题，每题5分）Translate thefollowing sentenceinto Chinese:“The newtechnologyhas revolutionizedthe manufacturingindustry byreducingproduction timeby50%.”Explain themeaning of“scientific notation”in onesentence.参考答案

一、单项选择题（每题1分）第8页共10页B

2.B

3.A

4.A

5.B

6.B

7.B

8.B

9.C

10.BA

12.B

13.B

14.A

15.C

16.B

17.B

18.A

19.D

20.BD

22.A

23.B

24.A

25.A

26.A

27.B

28.A

29.A

30.A

二、多项选择题（每题2分）A,B,C,D,E

32.B,C,E

33.A,B,C,D,E

34.B,C

35.A,B,C,DA,B,C,E

37.A,B,C,D,E

38.A,B,C,D,E

39.A,B,C,D

40.A,B,C,D,EA,B,C,D,E

42.A,B,C,D,E

43.B,C,D

44.A,B,C,D,E

45.A,B,C,D,EA,B,C,D,E

47.A,B,C,D,E

48.A,B,E

49.C,D,E

50.A,B,C,D,E

三、判断题（每题1分）A

52.B

53.A

54.B

55.B

56.A

57.B

58.A

59.B

60.AA

62.A

63.B

64.A

65.A

66.B

67.A

68.A

69.A

70.B

四、简答题（每题5分）这项新技术通过将生产时间缩短50%，彻底改变了制造业Scientific notationisaway ofwriting numbersusing powersof10to simplifyrepresentation ofvery largeor verysmallvalues.第9页共10页（注本试题共约2500字，涵盖科技英语核心词汇、语法、表达及应用，适用于科技领域英语学习与考核）第10页共10页。