届山西省大同市高三下学期模拟考试英语试题学生版.docx

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届山西省大同市高三下学期模拟考试英语试题学生版

山西省大同市2020届高三下学期3月模拟考试

英语试卷

第Ⅰ卷（共100分）

第二部分阅读理解（共两节,满分60分）

第一节（共15小题;每小题3分,满分45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，并在答题卡上将该项涂黑。

A

BullRunRegionalPark

Thusfamily-friendlyparkisaround30milesfromtheDistrict.BullRunisahistoryfan'sdelight：

Itprovidesaccesstothenearly20-mileOccoquanTrail,whichwasusedduringthewar.Thetrailisoneofmanyhikingoptionsonthe1,500-acregrounds.Eachcabin（$85to$95pernight）accommodatessixpeopleandofferssuchluxuries（奢华）aselectricity,heatandswing.

SavageRiverLodge

SavageRiverLodge-aboutthreehourdrivefromtheDistrict--specializesinasolidroofandasideofluxury.SavageRiverissurroundedbymorethan700acresofthickforest,andpopularactivitiesincludefly-fishing.biking,hikingandcross-countryskiing.Cabinsstartat$250pernight.

CherryHillPark

Givenitsproximity（邻近）totheDistrict,thisfamily-ownedcampgroundisparticularlyappealingtovisitorswhoaretravelingtotheareaviarecreationalvehicle.Italsooffersbusestothesubwayandorganizessightseeingtoursaswellasdailyeducationalsessions.Guestscanplayminigolf,gofishing,orhitthebasketballcourt.Cabinsstartat$99pernight.

MapleTreeCampground

MapleTreeCampgroundisabouta90-minutedrivefromtheDistrict.Cometothiscampgroundfornature'seveningshow:

Italwayshasreallyprettysunsets.Whilethere'snoelectricity,guestscanuseawoodstoveforheatandcooking.Fieldtentsitesstartat$8pernightandtreecottages$65pernight

1.What'stheminimumcostforagroupof10tostayatBullRunRegionalParkforonenight?

A.$85.B.$95

C.$170D.$850

2.Whichtourspotissuitableforpeopletravelingbypublictransport?

A.CherryHillPark.B.SavageRiverLodge.

C.BullRunRegionalPark.D.MapleTreeCampground.

3.Thepassagemostprobablyappealstothosewhoare

A.planningabusinesstripB.seekingaweekendgetaway

C.fondofonlineshoppingD.interestedingeographystudy

B

ThenewgarbagesortingregulationhastakeneffectinShanghaistartingJuly1.Manycitizensarestillconfusedabouttheclassificationofthefourdifferenttypesoftrash.Thankfully,authoritieshavereleasedanofficialguidelinetoclarifythenewrules.

Theguideline,publishedbytheShanghaiGreeneryandPublicSanitationBureau,providesarathercleardefinitiononthefourkindsofwaste:

recyclablewaste,hazardous（有害的）waste,householdfoodwasteandresidual（剩余的）waste.

Hazardouswaste,asthenamesuggests,includesassortedpoisonousmaterialslikeusedbatteries,lightbulbs,out-of-datemedicines,paintandpesticides.

Householdfoodwaste,whichistranslatedto“wettrash”inChinese，referstofoodleftovers,rottenfood,petfood,fruitpeels,remainsofTCMherbs（中药）andflowers.

Paper,plastic,glass,metalandtextiles（纺织品）arecountedasrecyclablewaste.

Thedefinitionofresidualwasteisalittleconfusing.Anythingthatisnotlistedabovebelongsinthiscategory.

Asspecificasthenewguidelineis,residentsstillhaveahardtimesortingtrashcorrectlyandarefindingitchallengingtomemorizethemall.Forinstance,bothplasticbottlesandbubbleteaorcoffeecupsareplasticmaterials.However,theformerfallstothecategoryofrecyclablewasteandthelatterbelongstoresidualwaste.Tosavethehassle,somenetizenshavecomeupwiththeirownwaystosorttrash.

“Weshoulddothisfromapig’sangle,”commentedonenetizen.“Thoseedible（可食用的）forpigsarehouseholdfoodwaste.Thoseevenpigsdon’twanttoeatareresidualwaste.Ifapigconsumessomethinganddiesofit,thensomethingmustbehazardouswaste.Thosewhichcanbesoldandthemoneywegaincanbeusedtopurchasepigsarerecyclablewaste.”ThenewregulationhasgoneintoeffectonJuly1.ThosewhodonotsorttheirtrashproperlywillbefinedRMB200.

4.Whatdotheoldthrown-awaysweatersbelongto?

A.Residualwaste.B.Hazardouswaste.

C.Recyclablewaste.D.Householdfoodwaste.

5.Whatdoes“wettrash”haveincommon?

A.Theyarecompletelywet.B.Theyallcomefromplants.

C.Theycangiveoffbadsmell.D.Theycanbreakupeasily.

6.Whatisthetoneofthenetizen?

A.Humorous.B.Serious.

C.Delightful.D.Uncertain.

7.Whatisthemainideaofthetext?

A.Shanghaibansfoursortsofgarbage.

B.Shanghailaunchesgarbagesortingenforcement.

C.CitizensinShanghaistillquestiongarbagesorting.

D.CitizensinShanghaiwelcomethegarbagesortingpolicy.

C

Intheolddays,whenyouhadtodrivetoamovietheateroftotoavideostoretogetsomeentertainment,itwaseasytoseehowyouractionscouldhaveanimpactomtheenvironment.Youwerehoppingintoyourwar,drivingacrosstownandcoughingoutemissions（排放）andusinggasalltheway.

Butnowthatwe’reusedtostayingathomeandstreamingmovies,wemightgetalittlecocky.Afterall,we’rejustpickingupourphonesormaybeturningontheTV.You’rewelcome.MotherNature.

Notsofast,saysarecentreportfromtheFrench-basedShitProject.Watchingahalf-hourshowwouldleadto3.5poundsofCO2emissions.That’slikedriving3.9miles.Accordingto"ClimateCrisis:

TheUnsustainableUseofOnlineVideo,"digitaltechnologiesareresponsiblefor4%ofgreenhousegasemissions,andthatenergyuseisincreasingby9%ayear.Storedindatacenters,videosaretransferredtoourterminalssuchascomputers,smartphones,etc.vianetworks:

alltheseprocessesrequireelectricitywhoseproductionconsumesresourcesandusuallyinvolvesCO2emissions.

IntheEuropeanUnion,theEurecaprojectleadscientist,RabihBashroush,calculatedthat5billiondownloadsandstreamsofthesong"Despacito"consumedasmuchelectricityasthecountriesofChad,Guinea-Bissau,Somalia,SierraLeoneandtheCentralAfricanRepublicusedinasingleyear.

Streamingisonlyexpectedtoincreaseaswebecomemoreattachedtoourdevices.Onlinevideouseisexpectedtoaccountfor80%ofallinternettrafficby2022accordingtoCISCO.Bythen,about60%oftheworld'spopulationwillbeonline.

You'reprobablynotgoingtogiveupyourstreamingservices,buttherearethingsyoucondotohelplessentheimpactofyouronlineuse.

Herearesometips:

※Disableautoplayforvideoonsocialmedia.

※StreamoverWi-Fi,notmobilenetworks.

※Watchonthesmallestscreenyoucan.

※Don’tusehigh-definition（高清）videoondevices.

8.Itcanbeinferredfromparagraph2thatpeoplethink.

A.theyshouldwelcomeMotherNature

B

watchingmoviesathomeismorefun

C

itisinconvenienttodrivetoamovietheater

D.streamingathomeavoidspossibleemissions

9.Wemaylearnfromthetextthat.

A.3.9milesmayproduce3.5poundsofCO2

B.digitaltechnologiesaccountfor4%ofelectricityuse

C.Onlinevideousemakesup80%ofallinternettraffic

D.60%oftheworld’spopulationwatchvideosonline

10.Whyarethefivecountriesmentionedinparagraph4?

A.Topraisetheirenergy-efficientpractice.

B.Toprovethepovertyofthefivecountries

C.Tostressthepopularityofthesong“Despacito”

D.Toshowthehighenergyuseofdownloadsandstreams

11.Howcanpeoplehelptosaveenergywhenstreaming?

A.Usehigh-definitionvideos.B.Turnoffvideoautoplay

C.Streamovermobilenetworks.D.Watchmoviesonbiggerscreens.

D

Astheyreachschoolage,about90percentofchildrenwillhaveexperiencedaconditioninwhichfluid（液体）fillsthemiddleear,muffling（使模糊）soundandsometimescausinginfection.Thefluidusuallyclearsonitsown,butifnot,itcanleadtoapainfulearinfectioncalledacuteotitis（中耳炎）media.Insomecasesthefluidcanpersistformorethanayear,causinghearinglossduringthisperiod,andslowingdowntheirdevelopmentoflanguageandsocialskills.

Diagnosisusuallyrequiresavisittoaspecialist—butresearchershavenowdevelopedanappthatdetectsthisfluidjustasaccurately,withonlyasmartphoneandapaperfunnel（漏斗）.

Doctorstypicallydetecttheproblembypeeringintotheearforavisualassessment.Yet,thismethodhasonlya50percentaccuracyrate.“Rightnow,ifyoubringyourchildtoapediatrician,ortoanyurgentcarefamilydoctor,thewaytheylookatwhetherornotthere’sfluidinthemiddleearisbylookingattheeardrum,”saysSharatRaju,asurgeoninthedepartmentofheadandnecksurgeryattheUniversityofWashington.

Foracheaperandmoreaccessiblealternative,researchersattheUniversityofWashingtonturnedtosmartphones.Firsttheuserfollowsatemplatetocutandtapeapieceofpaperintoafunnel,whichcanbeplacedbetweenasmartphoneandthepatient’sear.Nexttheappplaysachirpingsoundthroughthephone’sspeaker;thesoundwavesbounceofftheeardrumandhitthephone’smicrophone,wheretheyregisterandareanalyzedbytheapp.Aneardrumwithfluidbehinditwillvibrate（振动）differentlythanifthemiddleearisfullofair,asitnormallyis.

Todeveloptheapp,theresearchersfirstplayedchirpsforpatientswithandwithoutfluidintheirears.Theyrecordedtheechoes（回音）,whichindicatetheeardrum’smobility.Thentheyusedamachinelearningmodeltoclassifythereturningsoundwaves,determiningwhichaudiocharacteristicsindicatedanormalearandwhichsuggestedthepresenceoffluid.Oncetheytestedtheappon98children,rangingfrom18monthsto17yearsold,atSeattleChildren’sHospital.Itcorrectlydetectedfluidin85percentofcases,andcorrectlyidentifiedfluid-freeearsin82percent.

TheresearchersarecurrentlytryingtogetFDAapprovalfortheapp,andhavefoundedacompanytocommercializeit.Theyhopetomakeitavailablebytheendoftheyear,tohelpparentstrackchildren’searhe