山西省忻州市第一中学学年高二下学期月考英语试题 Word版含答案Word文档下载推荐.docx

山西省忻州市第一中学学年高二下学期月考英语试题 Word版含答案Word文档下载推荐.docx

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WELCOMETOTHE2021HALLEONARDVOCALCOMPETITION

TheannualHalLeonardVocalCompetitionwasfoundedin2011toencourageyoungsingersfromalloverUnitedStatesandCanada,fromchildrenthroughcollegeundergraduates.Thousandsofsingershaveparticipatedinthecompetition,withtopplacingvideosfrom35statesandprovinces,andover40collegesanduniversities.TheHalLeonardVocalCompetitionwasoneofthefirstmusiccompetitionsheldentirelyonYouTube.

Thisyearwithmanysingersstudyingathomeandunabletomeetinpersonwithteachers,wehopethe2021HalLeonardVocalCompetitioncanbearewardingprojectforallparticipantstoexperiencegrowth,community,andenrichment.Thecompetitionoffersathreadofconnectionbetweenallsingerswhoenter,byseeingandhearingtheirpeers（同龄人）online

TherulesoftheHalLeonardVocalCompetitionhavealwaysrequiredthatarecordedaccompaniment（伴奏）mustbeanofficialHalLeonardrecording.Becauseofthespecialcircumstanceswearein,forthe2021competition,wewillallowasingertouseanaccompanimentrecordingmadethatisnotanofficialHalLeonardrecording,providedthattheaccompanimentrecordedmatchesexactlytheeditionofthesongsfrombookschosenontherequiredrepertoire（全部曲目）list.Theaccompanimentmustbepianoorkeyboardonly.

Unlikealmosteveryothermusiccompetition,thereisnoentryfeeintheHalLeonardVocalCompetition.WedeliberatelywantyoungsingersfromanylocationinNorthAmericatobeabletoenter,withouttheexpenseoftraveltoanaudition（试镜）site.AndsingerscanviewandhearothersonYouTubefromaroundtheUSandCanadawhoareintheirownagegroup.Voiceteachershavetoldusthatitisinstructivetohearhundredsofsingersfromotherstudios.

Itisimportanttoustoencouragethestudyofartsongaswellasmusicaltheatre,withfouragecategoriesforeach:

•Children,12andunder

•EarlyTeens,13~15

•HighSchool,1618

•CollegeUndergraduates/YoungAdults,18~23

21.Whatdoesthecompetitionallowparticipantstodo（）

A.Getsomegiftedbooksonsinging.B.Meettheirteacherspersonally.

C.HearpeopleoftheirageonlineD.Receivevideosoffamoussingers.

22.Whatareparticipantsrequiredtodo?

（）

A.Prepareandrecordsomeoriginalsongs.B.Provideaccompanimenttotheentrysong

C.Traveltoanauditionsiteaheadoftime.D.Usenon-officialHalLeonardrecording

23.Whatisspecialaboutthecompetition?

A.ItcanbewatchedonlineB.Itisattendedbystudents.

C.Itisfreetoparticipate.D.ItisheldonYouTube.

B

CoreyCappelloniisanextremeathletewhohassethimselfimpressivegoalssuchasrunningsixdaysinarowintheSaharadesert,whichisconsideredthemosttiringraceofallultra-marathons.Thesedayshe'

sexchangedthedesertfortheroadsfromWashington,D.C.,wherehelives,tohishometownofScranton,Pennsylvania.His98-year-oldgrandmotherRuthlivesthereandwasisolated（隔离）whilerecoveringfromCOVID-19.

Hismotivationwasn'

tjusttogivehisgrandmother,whowasinanursinghome,ahugfromafar.Theathleteranforacause:

toraiseawarenessoftheisolationoftheelderlyduringthepandemic（传染病）.

HeleftD.C.sevendaysearlierandhisracehadaspecificgoal:

toraisemoneytobuysmartphonesandtabletsforelderlypeopleisolatedduetoCOVID-19,sothattheycouldcommunicatewiththeirlovedones.

Ruth'

sgrandson,whoaffectionatelycallsherNana,wasgreetedwithcheersbythepersonnelatthecenterwherehisgrandmotherisstaying.Fromthefourthfloor,Ruthgreetedhimfromthewindow.DozensofworkersfromtheAlliedServicesSkilledNursingandRehabilitationCenterapplaudedashecrossedthefinishline.Breathlessbutsmiling,hepointedtoNana'

sfourth-floorroom,whereshewaswatchinghimthroughthewindow.

Thentheytalkedontheircellphones.Coreyhadamicrophoneinhishandsothosearoundhimcouldheartheconversation,inwhichhethankedtheCenter'

sstaff,expressedthelovethatheandsomanyotherpeoplehadforRuth,andassuredherthathehadalwaysbeenconfidentinherstrengthtofightthecoronavirus（新冠病毒）.

Thankstohisrun,Coreyhasbeenabletoraisenearly$25,000todateforthepurchaseofcellphonesandtabletsfortheelderlyandcoronaviruspatientstousetocommunicatewiththeirlovedonesandfeellesslonely.

24.WhatcanbeknownaboutCoreyCappelloni?

A.HelivesintheSaharadesertB.Heisboredwithmarathons.

C.HeisanambitiousathleteD.Hehasmadeachievements.

25.WhydidCoreyCappelloniwanttoraisemoney?

A.TodonatethemoneytofightCOVID-19.B.Topayforhisgrandmother'

smedicalcost

C.Topurchasesmartphonesforhospitals.D.Tohelptheelderlyduringthepandemic

26.HowdidpeopleinthenursinghomerespondtoCoreyCappelloni?

A.Theygavehimmuchmoney.B.Theywarmlywelcomedhim.

C.Theygothimisolatedsoon.D.Theyexpressedtheirdislike.

27.WhatdidCoreyCappellonioffertohisgrandmother（）

A.Spiritualcomfort.B.Financialsupport.

C.Dailyrecreations.D.Physicaltraining.

C

Areyouhavingdifficultyfallingasleep?

Trydrinkingaglassofwarmmilk.Ifthatdoesn'

twork,listentobeautifulsoftmusic.Stillnoluck?

Trythinkingaboutsheepjumpingoverafence.Ifyouarestillawake,takeasleepingpill.Butpeoplewhotakepillsoftenbecomedependentonthedrugs.Soyoulieawakeknowingthatthenewworkdaywillsoonarrive.Ifyouhavebeeninsuchconditionforatleastonemonth,youmayhaveprimaryinsomnia（失眠症）.

Anewstudyhasfoundthatyoumightfallasleepmorequicklyandstayasleeplongerifyoutry"

cerebralhypothermia"

.Itisnotacomplexmedicalprocess.Itjustmeanscoolingdownyourbrain.EricNofzingerandDanielBuyssefromtheUniversityofPittsburghMedicalSchoolledthestudy.Theyexaminedtwelvepeoplewhohadsleepingproblems.Twelveothershadnosleepingproblems.Eachofthemworeasoftplasticcapontheirheadatbedtime.

Thecapshadtubesinsidefilledwithwater.Theresearchersmovedthewaterthroughthetubesandthenchangedthetemperatureofthewater.Otherstudiesshowedthatpeoplewhohadsleepingproblemsoftenhadmorechemicalreactionsinthefrontoftheirbrains.Theresearchersthoughtcoolingdownthebrainmighthelp.

Onthefirsttwonightsoftesting,thepatientsworecapswithnowater.Onthenexttwonights,thecapswereworn,butthewaterwasnotcooled.Thentheresearcherscooledthewateralittleforanothertwonights.Onthefinaltwonightsofthestudy,thetemperatureofthewaterwasmademuchcooler.

Theresearchersfoundthatthewatercapsdidn'

thelpthepatientsuntilthetemperaturewasabout14℃.Mostofthepatientsfellasleepfasterandsleptbetterwhenthecoolestwaterwasmovingaroundtheirheads.

Dr.NofzingerandDr.Buyssenotedthatthiswasonlythebeginningofthebraintemperaturestudy.Buttheybelievedtheyhaddiscoveredsomethingimportantthatneededmoreresearch.

28.WhatisthepurposeofParagraph1?

A.Toaskreadersaquestion.B.Totellsleepingproblems.

C.Toputforwardthetopicofthepassage.D.Toofferwaystoinsomnia.

29.Whatcanweknowabouttheparticipantsinthestudy?

A.Theyshowedmorechemicalreactions.

B.Theywererequiredtowearplasticcaps.

C.Theyallsufferedfromsleepingproblems.

D.Theycooledthemselvesbydrinkingwater.

30.WhatdoDr.NofzingerandDr.Buyssethinkoftheirstudy?

A.Itturnsoutdisappointing.B.Itproveswidelypractical.

C.ItstandsoutamongstudiesD.Itstillhasalongwaytogo.

31.What'

sthemainideaofthetext?

A.It'

stimetocoolyourselfdown.B.Amedicalprocessbenefitssleep

C.Anewwaymighthelpwithsleep.D.Coolingdownyourbrainmatters.

D

Beginning2020,thefifthgenerationofwirelesstechnologyisexpectedtobewidelyusedthroughouttheworld.Thenewnetwork,called5G,promisestogivefasterspeedsandahighercapacityfortheuseofmoredevices.However,whilesomecompaniesarecompetingtobethefirsttodeliver5Gtotheconsumer,theenvironmentalinfluencesofthenewnetworkarebeingoverlooked.

Thereissomeevidencethatthenewdevicesandtechnologiesassociatedwith5Gwillbeharmfultoecosystems.Themaincomponentofthe5Gnetworkthatwillaffecttheearth'

secosystemsisthemillimeterwaves.Themillimeterwavesthatarebeingusedindevelopingthe5Gnetworkhaveneverbeenusedatsuchscale（规模）before.Studieshavefoundthattherearesomeharmscausedbythesenewtechnologies.

Themillimeterwaves,specifically,hadadetrimentaleffectonbirds.Inastudyresearchersobservedthatafterexposuretoradiationfromacelltowerforjust5~30minutes,theeggsofsparrowsweredisfigured.Thedisfigurationofbirdsexposedforsuchashortamountoftimetothesefrequencies（频率）issignificantconsideringthatthenew5Gnetworkwillhaveamuchhigherdensity（浓度）ofbasestations（smallcells）throughoutareasneedingconnection.Thepotentialdangersofhavingsomanysmallcellsalloverareaswherebirdslivecouldthreatentheirpopulation'

ssurvival.

Additionally,itwasfoundthatcellulardeviceswerelinkedtomanydisturbancesintheecosystemsofbees.Inthisstudy,beehivesexposedforjusttenminutesto900MHzwavesfellvictimtocolonycollapsedisorder（蜂群崩坏症候群）.Beesareanincrediblyimportantpartoftheearth'

secosystem.Aroundone-thirdofthefoodproducedtodayisdependentonbeesforpollination（授粉）,makingbeesareavitalpartoftheagriculturalsystem.

Theimpactthat