吉林省延边二中学年高二上学期期中考英语试题 Word版含答案.docx
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吉林省延边二中学年高二上学期期中考英语试题 Word版含答案.docx
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吉林省延边二中学年高二上学期期中考英语试题Word版含答案
延边第二中学2019—2020学年度第一学期
期中考试高二英语试卷
注意事项:
答案必须写在答题卡上,答在试卷上无效。
本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分,本试卷满分120分。
考试时间120分钟。
第Ⅰ卷(选择题共75分)
第一部分:
听力理解(共20小题,每小题1分,共20分)
第一节:
听下面5段对话。
每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项。
听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。
每段对话仅读一遍。
1.WhatdoesJohnfinddifficultinlearningGerman?
A.Pronunciation.B.Vocabulary.C.Grammar.
2.Whatistheprobablerelationshipbetweenthespeakers?
A.Colleagues.B.Brotherandsister.C.Teacherandstudent.
3.Wheredoestheconversationprobablytakeplace?
A.Inabank.B.Ataticketoffice.C.Onatrain.
4.Whatarethespeakerstalkingabout?
A.Arestaurant.B.Astreet.C.Adish.
5.Whatdoesthewomanthinkofherinterview?
A.Itwastough.B.Itwasinteresting.C.Itwassuccessful.
第二节:
听下面5段对话或独白。
每段对话或独白后有几个小题,从题中所给的A、B、C三个选项中选出最佳选项。
听每段对话或独白前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题将给出5秒钟的作答时间。
每段对话或独白读两遍。
听第6段材料,回答第6、7题。
6.WhenwillJudygotoaparty?
A.OnMonday.B.OnTuesday.C.OnWednesday.
7.WhatwillMaxdonext?
A.Flyakite.B.Readamagazine.C.Dohishomework.
听第7段材料,回答第8、9题。
8.Whatdoesthemansuggestdoingatfirst?
A.Goingtoaconcert.B.Watchingamovie.C.Playingacomputergame.
9.Whatdothespeakersdecidetodo?
A.VisitMike.B.Goboating.C.Takeawalk.
听第8段材料,回答第10至12题。
10.Whichcolordocatsseebetterthanhumans?
A.Red.B.Green.C.Blue.
11.Whydocatsbringdeadbirdshome?
A.Toeattheminasafeplace.
B.Toshowofftheirhuntingskills.
C.Tomaketheirownershappy.
12.Howdoesthemansoundattheendoftheconversation?
A.Grateful.B.Humorous.C.Curious.
听第9段材料,回答第13至16题。
13.WhoisMacy?
A.Ed’smother.B.Ed’steacher.C.Ed’sfriend.
14.HowdoesEdusuallygotokindergarten?
A.Bycar.B.Onfoot.C.Bybus.
15.WhatdoesEdenjoydoingatthekindergarten?
A.Tellingstories.B.Singingsongs.C.Playingwithothers.
16.WhatdotheteacherssayaboutEd?
A.He’sclever.B.He’squiet.C.He’sbrave.
听第10段材料,回答第17至20题。
17.AtwhatagedidEmilystartlearningballet?
A.Five.B.Six.C.Nine.
18.WhydidEmilymovetoToronto?
A.Toworkforadanceschool.
B.Toperformatadancetheater.
C.Tolearncontemporarydance.
19.WhydidEmilyquitdancing?
A.Shewastoooldtodance.
B.Shefailedtogetascholarship.
C.Shelostinterestinit.
20.HowdoesEmilyfeelaboutstoppingtraining?
A.She’spleased.B.She’sregretful.C.She’supset.
第二部分:
阅读理解
第一节(共15小题;每小题2分,满分30分)
阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项。
并在答题卡上将该选项涂黑。
A
AmazingScientists
WhoHappentoBeTeenagers
We’vegotalistofteenscientistsfromavarietyoffields.
JackAndraka
JackAndrakacreatedabiosensorforcancerthathesaysis168timesfaster,26,667timeslessexpensiveand400timesmoresensitivethantechnologynowadays.
He’stheyoungestpersontohavespokeninfrontoftheRoyalSocietyofMedicine.
TaylorWilson
TaylorWilsonwastheyoungestpersontoachievenuclearfusion(核聚变).HewasinspiredbyTheRadioactiveBoyScout,anovelinwhichakidtriesandfailstobuildanuclearreactor.
Taylorthoughthecoulddobetter.Longstoryshort,hewantedtobuildasmallnuclearreactor.Andhediditattheageoffourteen.HereceivedaThielFellowship,whichgavehim$100,000toworkonhisownresearch.
SaraVolz
SaraVolzperformedexperimentsinwhichshegrewalgae(藻类)basedontheiroiloutputforthepurposeofgrowingthemasbiofuel.Thisresearchisespeciallyimportantastheworldcontinuestosearchforawaytolessenourdependenceonnon-renewableenergy.Shewonthetopprizeof$100,000inthelntelScienceTalentSearch.
DanielBurd
Plasticusuallytakesthousandsofyearstodecompose(降解),butthishighschoolstudentDanielBurdmanagedtodoitinthreemonths.
Inanexperiment,hemixedplasticbagsandaspecialkindofdirttogether,andfoundthattheydiddecomposefaster.Hethenperformedteststofindthebacteria(细菌)responsiblefordecomposingtheplastics.
Hissolutiononlyproduceswaterandsmallamountsofcarbondioxide.Hesaysitcouldeasilybeusedelsewhere.
21.Whodesignedamedicalinstrument?
A.SaraVolz.B.DanielBurd.C.JackAndraka.D.TaylorWilson.
22.WhatexcitedTaylorWilson’sinterestinhisinvention?
A.Anovelbyakid.B.Plasticpollution.
C.Energyshortage.D.Astorybook.
23.WhatdoweknowaboutDanielBurd’sinvention?
A.Itwonhima$100,000prize.B.Itdoeslittleharmtotheenvironment.
C.Itwascompletedinthreemonths.D.Itiswidelyusedineverydaywaste.
B
Googlepreviouslyannouncedsuccessfultestsofmachinelearningsystemsdesignedtoassistdoctors.Inonecase,GooglereportedAIhadexaminedeyediseaseswithequalaccuracytodoctors.Othertestsshowedthatmachinelearningcanbeusedtostudylargeamountsofpatientdatatopredictfuturemedicalevents.
Nowthecompanyhaspublishedtwonewstudiesshowingahighlevelofsuccessinidentifyingmetastaticbreastcancer.Metastaticmeansthatcancerhasspreadfromitsmainareatootherpartsofthebody.Metastaticbreastcancerisoneofthedeadliest,causingabout90percentofallbreastcancerdeathsworldwide.
Inmetastaticbreastcancerpatients,thecanceroftentravelstonearbylymphnodes(淋巴结).Usuallydoctorsexaminelymphnodetissueunderamicroscopetoseewhethercancerispresent.Googlenotesthatpreviousstudieshaveshownthatuptoone-fourthofmetastaticlymphnodeclassificationsendupbeingchangedafterasecondexamination.Inaddition,studiesshowthatsmallmetastaticmaterialcanbemissedupto67percentofthetimewhenexaminationshappenunderextremetimerestrictions.
Googlesaysitcreatedamathematicalalgorithm(算法).Thealgorithm,calledLymphNodeAssistant,istrainedtofindcharacteristicsoftissueaffectedbymetastaticcancer.Whenthesystemexaminedtissueimage,itwasabletodifferentiatebetweenmetastaticcancerandnon-cancer99percentofthetime.Inaddition,theLymphNodeAssistantishighlyeffectiveatfindingthepositionsofthecancers.Someofthesepositionswouldbetoosmallfordoctorsthemselvestoidentify.Theresearchalsoshowedthatthealgorithmmethodcanreducetheusualtimeneededtoexaminethediseasebyabout50percent.
ButGooglemakescleartheAl-basedsystemisnotmeanttoreplacetheworkofmedicalprofessionals.Instead,itisdesignedtoreducethenumberoffalseidentificationsandhelpdoctorsworkfasterandmoreeffectively.
24.WhatisthemainideaofParagraph1?
A.Googlebecameapioneerintrainingdoctors.
B.Machinelearningisabletostopfuturemedicalevents.
C.Googledevelopedartificialintelligencetohelpdoctors.
D.Artificialintelligencecuredeyediseaseswithequalaccuracytodoctors.
25.Whatcanweinferaboutmetastaticbreastcancer?
A.One-fourthofthemetastaticbreastcancerpatientsdieintheend.
B.Metastaticbreastcancerisverydifficulttoidentify.
C.Itresultsin90percentofdeathsofallcancers.
D.Itcanbeidentifiedafterasecondexamination.
26.WhatistheadvantageofGoogle'snewmathematicalalgorithm?
A.Itcanoffereffectivetreatment.
B.Itcantelltheexactpositionsofcancers
C.Itcosts99percentlesstimethanbefore.
D.Itimprovestheaccuracyofidentifyingcancersby50%.
27.Whatinfluencewillthemathematicalalgorithmbring?
A.Falseidentificationofcancerswillbeavoided.
B.Moreeffectivepreventionofcancerswillbefound.
C.Thenumberofmedicalprofessionalswillbereduced.
D.Doctorscanhaveafasterunderstandingofpatients'condition.
CItmightsoundlikeaterribledream,butanewdesignfromDubai-basedairlineEmiratesplanstoremovewindowsfromairplanes.Insteadofreal-lifeviewsofcloudsandsky,first-classpassengerswilllookoutof“virtual(虚拟的)windows,”enjoyingprojectedviewsoftheworldpassingby.Emirates’“windows”userealtimehigh-techcameratechnologytoprovidevirtualviewsoftheoutsideworld.
SajAhmad,ChiefanalystatStrategicAeroResearchsays,“Windowlessairplanessoundgreat-however,inreality,itwon’thappenforanumberofreasons.Forstarters,intheeventofanemergency,peopleintheplaneoftenneedtolookoutforreferencepoints.Havingvisualawarenessisimportantandinawindowlessjet,theydon’texist—especiallyifthereisanelectricalfaultwhichthenmeansthatthe‘electric’windowsdonotworkandyoucan’tseeoutside.”Ahmadwasalsoconcernedaboutpassengercomfort.“Passengerssimplydolovethenaturalviewoutside,”hesays.“Therearealsootherproblems---thechangeinvolvedwouldcertainlyrequirenewtests.”
Otherfuturisticairplanedesignsaregoingtheoppositeway.Boeing’sDreamliner---itsmostmoderndesign---featureslargewindows.Airbushasalsodesignedaplanewithtransparent(透明的)wallsthatispresentedatthe2011ParisAirShow.EmbraerhasplannedtheKyotocabin,designedforitsLineage1000Eaircraft,whichfeatureslargewindowsrunningalongthemajorityofthewallsofthecabin.
Therecouldalsobeamovetowardspilotlessplanesinthefuture---butAhmadapplieshisdoubtsaboutwindowlessplanestodrone-flown(无人驾驶的)planestoo.“Theideaofwindowlessplanesispossible---thatdoesn’tmeanitwillhappen,”saysAhmad.“Thesameappliestodronetechnology---butthatdoesn’tmeanthattomorrowwe’resuddenlygoingtoseeallairplanesbeingflownwithoutpilots.”
28.WhatwillEmirates’newplanesbelike?
A.Theywillbepilotless.
B.Theywillhaveopenwindows.
C.Theywillpresentoutsideviewsonvirtualwindows.
D.Theywillprovideallpassengerswithwindowlessexperiences.
29.WhatdoesSajAhmadthinkofthevirtualwindows?
A.Useful.B.Expensive.
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