2021-2022年陜西省榆林市公共英語(yǔ)五級(jí)(筆試)測(cè)試卷(含答案)

2021-2022年陜西省榆林市公共英語(yǔ)五級(jí)(筆試)測(cè)試卷(含答案)學(xué)校:________班級(jí):________姓名:________考號(hào):________

一、1.ListeningComprehension(15題)1.Wecanmakearound-the-worldflighttripfreeofchargeifwefinishreadingenoughbooks.

A.RightB.Wrong

2.WhatistheeffectoftheWomen'sMovement?

3.Warmwatercan'tcoolus,butcoldwatercan.

A.TrueB.Fasle

4.PartA

Directions:Youwillhearatalk.Asyoulisten,answerQuestions1-10bycirclingTRUEorFALSE.YouwillhearthetalkONLYONCE.Younowhave1minutetoreadQuestions1-10.

聽(tīng)力原文：Thereareseveralplacesintheworldthatarefamousforpeoplewholiveforaverylongtime．Thesesplacesareusuallymountainousareas，farawayfrommodemcities．Doctors，scientistsandpublichealthexpertsoftentraveltotheseregionstosolveamysteriouslonghealthylife；theexpertshopetobringtothemodemworldthesecretsoflongevity．

HunzaishighintheHymalayanMountainsofAsia．There，manypeopleoveronehundredyearsofagearestillinphysicalhealth．Menofninetyarenewfathers．a(chǎn)ndwomenoffiftystillhavebabies．Whatarethereasonsforthisgoodhealth?ScientistsbelievethatthepeopleofHunzahavethesethreebenefits：first，physicalwork，usuallyinthefieldsorwithanimals；second，ahealthenvironmentwithcleanairandwater：andwhat'smore,asimplediethighinvitaminsandnutritionbutlowinfat，cholesterol，sugarandchemicals．

PeopleintheCaucasusMountaininRussiaarealsofamousfortheirlongevity．Inthisarea，thereareamazingexamplesofverylong-livedpeople．Birthrecordsarenotusuallyavailable．butawomancalledTsurbaprobablyliveduntilage160;amancalledShiraliprobablyliveduntil168．Hiswidowwas120yearsold．Ingeneral，peoplenotonlylivealongtime，buttheyalsolivewell．Theyarealmostneversick，andwhentheydie，theyhavenotonlytheirownteethbutalsoafullheadofhairandgoodeyesight．

Vilcabamba，Ecuador，isanotherareafamousforthelongevityofitshabitants．Thisregion—likeHunzaandtheCaucasus—isalsoinhighmountains．farawayfromcities．InVilcabamba．too．thereisverylittledisease．Onereasonforthegoodhealthofthepeoplemightbetheclean，beautifulenvironment：thetemperatureisabout70Fahrenheitallyearlong；thewindalwayscomesfromthesamedirection；andtheregionisrichinflowers，fruits，vegetablesandwildlife．

Insomeways，thedietsofthehabitantsinthethreeregionsarequitedifferent．Hunzukutseatmainlyrawvegetables，fruit(especiallyapricots)，andchapattis—akindofpancake；theyeatmeatonlyafewtimesayear．TheCaucasiandietconsistsmainlyofmilk，cheese，vegetables，fruitandmeat；mostpeopletheredrinkthelocalredwinedaily．InVilcabamba，peopleeatasmallamountofmeateachweek，batthedietconsistslargelyofgrain，corns，beans，potatoesandfruit．

ExpertsfindonesurprisingfactinthemountainsofEcuador．Mostpeoplethere，eventheveryold，consumealotofcoffee，drinkalargeamountofalcohol，andsmokefortytosixtycigarettesdaily．

However，thedietsaresimilarintwogeneralways：first，thefruitsandvegetablesthattheinhabitantsofthethreeareaseatareallnatural；thatis，theycontainnochemicalsandsecond，thepeopleconsumefewercaloriesthanpeopledointheotherpartsoftheworld．AtypicalNorthAmericantakesinallaverageof3,300calorieseveryday；atypicalinhabitantofthesemountainousareasbetween1,700and2,000calories．

Inhabitantsinthethreeregionshavemoreincommoncalories,naturalfood，theirmountainsandtheirdistancefrommodemcities．becausethesepeopleliveincountrysideandaremostlyfarmers，theirlivesarephysicallyhard．Thus，theydonotneedtogotohealthclubsbecausetheygetalotofexerciseintheirdailywork．Inaddition，although，theirlivesarehard，thepeopledonotseemtohavetheworriesofcitypeople．Theirlivesarequiet．Consequently，someexpertsbelievethatphysicalexerciseandfreedomfromworrymightbethetwomostimportantsecretsoflongevity．

Somemodemcitiesareusuallyfamousforpeoplewholiveaverylongtime.

A.RightB.Wrong

5.Ifaconsumerwantsaquicksettlementoftheproblem,whomisitbettertocomplainto?

A.Ashopassistant.

B.Thestoremanager.

C.Themanufacturer.

D.Apublicorganization.

6.MDrefersto"adoctorofmedicine".

A.TrueB.Fasle

7.WhichofthefollowingstatementsisNOTTRUE?

A.Gettingofftoworkwithaminimumefforthelpssaveone'senergy.

B.Dr.Kleimanexplainswhypeoplereachtheirpeaksatdifferenthoursofaday.

C.Habithelpsapersonadapttohisownenergycycle.

D.Childrenhaveenergycycles,too.

8.Thedietsofthepeopleinthethreeregionsaretotallydifferent.

A.RightB.Wrong

9.Withonlyagoodbookweareverylikelytofeellonely.

A.RightB.Wrong

10.PartA

Directions:Youwillhearatalk.Asyoulisten,answerQuestions1-10bycirclingTRUEorFALSE.YouwillhearthetalkONLYONCE.Younowhave1minutetoreadQuestions1-10.

聽(tīng)力原文：Fromgoodreadingwecanobtainpleasure,companionship,experience,andinstruction.Agoodbookmayabsorbourattentionsocompletelythatforthetimebeingweforgetoursurroundingsandevenouridentity.Readinggoodbooksisoneofthegreatestpleasuresinlife.Itincreasesourcontentmentwhenwearecheerful,andlessensourtroubleswhenwearesad.Whatevermaybeourmainpurposeinreading,ourcontactwithgoodbooksshouldneverfailtogiveusenjoymentandsatisfaction.

Withagoodbookinourhandsweneedneverbelonely.Whetherthecharactersportrayedaretakenfromreallifeoraretotallyimaginarytheymaybecomeourcompanionsandfriends.Inthepagesofbookswecanwalkwiththewiseandthegoodofalllandsandalltimes.Thepeoplewemeetinbooksmaydelightuseitherbecausetheyresemblehumanfriendswhomweholddearorbecausetheypresentunfamiliartypeswhomwearegladtowelcomeasnewacquaintances.Ourhumanfriendssometimesmayboreus,butthefriendswemakeinbooksneedneverwearyuswiththeircompany.Byturningthepageswecandismissthemwithoutanyfearofhurtingtheirfeelings.Whenhumanfriendsdesertus,goodbooksarealwaysreadytogiveusfriendship,sympathy,andencouragement.

Oneofthemostvaluablegiftsbestowedbybooksisexperience.Fewofuscantravelfarfromhomeorhaveawiderangeofexperiences,butallofuscanleadvariedlivesthroughthepagesofbooks.Whetherwewishtoescapefromtheseeminglydullrealitiesofeverydaylifeorwhetherweexpecttovisitsomefar-offplace,abookwillhelpuswhennothingelsecan.Totravelbybookweneednobankaccounttopayourway;noairshiporoceanlinerorstream-linedtraintotransportus;nopassporttoenterthelandofourheart'sdesire.Throughbookswemaygetthethrillofhazardousadventurewithoutdanger.Wecanclimbloftymountains,bravetheperilsofanantarcticwinter,orcrossthescorchingsandsofthedesert,allwithouthardship.InbookswemayvisitthestudiosofHollywood;wemayminglewiththegaythrongsofmeParisboulevards;wemayjointhepicturesquepeasantsinanAlpinevillageorthekindlynativesonaSouthSeaisland.Indeed,throughbooksthewholeworldisoursfortheasking.Thepossibilitiesofourliteraryexperiencesarealmostunlimited.Thebeautiesofnature,theenjoymentofmusic,thetreasuresofart,thetriumphsofarchitecture,themarvelsofengineeringareallopentothewonderandenjoymentofthosewhoread.

Agoodbookmaydrawourattentionsocompletelythatweforgetoursurroundingsandevenouridentityforthetimebeing.

A.TrueB.Fasle

11.Dr.WilsonissatisfiedwithWang'spastexperience.

A.TrueB.Fasle

12.Bonecontainsnowater.

A.RightB.Wrong

13.Whatistherelationshipbetweenthemanandthewomaninthedialogue?

A.Reporterandfashiondesigner.

B.Husbandandwife.

C.Shopassistantandcustomer.

D.Teacherandstudent.

14.Accordingtothefigureoftheacademicyear1995/96，wheredothelargestnumberofforeignstudentscomefrom?

15.WhatkindofgraindidmostEuropeanseat500yearsago?

二、2.UseofEnglish(10題)16.(38)

17.(50)

18.

【C12】

19.(39)

20.(40)

21.

【C19】

22.

【C7】

23.(37)

24.

【C11】

25.(36)

三、3.ReadingComprehension(15題)26.(76)

27.PartC

Directions:Answerquestions71-80byreferringtothefollowinggames.

Note:AnswereachquestionbychoosingA,BorCandmarkitonANSWERSHEET1.Somechoicesmayberequiredmorethanonce.

A=BewitchedB=SavingPrivateRyanC=TeamAmerica:WorldPoliceD=GodfatherWhichmovie.

tellsthestoryaboutthelastgreatwar?71.______

illustrateshowviolencecandestroyahumansoul?72.______

describestheimageofAmericaasthedominatefigureintheworld?73.______

influencesmostmoviesconcerningthecriminalelementsnowadays?74.______

representsthetensionrelationbetweenAmericaandFrance?75.______

isconsideredasthetopfivemoviesallthetime?76.______

tellsthestoryaboutretrievingthelastoneoffourbrothersinthewar?77.______

describesthestoryofarealwitchwhowasaskedtoacttheroleofanimaginarywitchaccidentally?78.______

wassimplyregardedasamovieaboutgangstersonce?79.______

wasadaptedfromaclassicTVsituationcomedy?80.______

A

Bewitched

"Bewitched"isapainfullyembarrassingremakeoftheclassicTVsitcomthatranonABCfrom1964-1972.Theseries,abouta"mixed"marriagebetweenahigh-flyingsorceressandanearthboundmortal,boastssomeofthemostfamiliarandiconicimagesintelevisionhistory.

WriterNoraEphronhasover-thoughttheconcepttosuchanextentthatshehasmanagedtostripawaymostoftheelementsthatmadetheseriesworkinthefirstplace.Themovieisn'ttechnicallya"remake"of"Bewitched"sincethewitchplayedbyNicoleKidmanisn'ttheSamanthaStevensoftheseriesbutratherasinglewomannamedIsabelBigelowwhogetstoplaySamanthaStephensonTV.It'sallverychicandcomplicated,yousee,butthestorygoessomethinglikethis:tiredofthelifeofinstantgratificationthatwitchcraftsoeasilyaffordsher,Isabelhasdecidedtostrikeoutonherownasatotallyself-reliantmortal,movingintoatracthomeintheSanFernandoValleyandvowingtogetthroughtheremainderofherdayswithoutthebenefitofwitchcraft.Oneafternoonwhileatabookstore,sheisspottedbyoneJackWyatt,apompous,self-centeredmovieactorwhosecareerandpersonallifehavebothbeeninthetankoflateandwhoishopingtoatleastjumpstarttheformerbytakingontheroleofDarrinStevensinanewversionoftheoldseries.OneglimpseofIsabel'snose-twitchingabilityconvinceshimthatthisnon-actresswouldbeperfectforthepart,sowewindup,intruePirandellianfashion,withafictionalTVwitchbeingplayedbyanhonest-to-Godreallifewitch.

B

SavingPrivateRyan

WorldWarIIwasapivotaleventofthe20thcenturyandadefiningmomentforAmericaandtheworld.Itshiftedthebordersoftheglobe.Itforeverchangedthosewholivedthroughit,andshapedgenerationstocome.Ithasbeencalled"thelastgreatwar".

NothingcouldhavepreparedthesoldiersatOmahaBeachforthebattletheyareabouttowage.Filledwithhopeandresolve,noneofthemknowsiftheywillsurvivethesmallstripofbeachaheadofthem.AshiseyesscantheNormandycoast,CaptainJohnMiller(TOMHANKS)believesthatgettinghimselfandhismenpastthegauntletisthegreatestchallengehehasfacedinthewar.Buthismostdifficulttaskstillliesahead.

EvenasthealliedforcesbegintogetafootholdatOmaha,Millerisorderedtotakehissquadbehindenemylinesona

28.(79)

29.(80)

30.

WhatisthebasisfortheAmericannotionofnationalgood?

A.Individualfreedom.

B.Personalproperty.

C.Nationalcooperation.

D.BothAandB.

31.(78)

32.

WhatdoestheauthorsayabouttheordinarypeopleintheThirdWorldcountries?

A.Theyarebeginningtorealizetheimportanceofenvironmentalprotection．

B.Theybelievethatmanychildrenarenecessaryforprosperity．

C.Theyarereluctanttoacceptadvicefromthegovernment．

D.Theythinkthatearningalivingismoreimportantthannatureconservation．

33.

Theauthorgaveanexampleinthethirdparagraphinorderto______．

A.emphasizetheneedtoplaceastrongervalueonnationalcooperation

B.explainwhytheAmericanideahasbeenbasedonindividualfreedom

C.illustratethefactthatAmericanswillnotsacrificetheirpersonalinterestforthegoodoftheentirecountry

D.supporttheideathatAmericansneedsthespiritofnationalcooperationtoachieveimportantnationalobjectivesinthe21stcentury

34.PartB

Directions:Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66-70,choosethemostsuitableparagraphfromthelistA-Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66～70,choosethemostsuitableparagraphfromthelistA～Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

DoesthepublisherofDouglasStarr'sexcellentBlood--AnEpicHistoryofMedicineandCommerceactuallyexpecttosellmanycopies?Whoeverchosethetitleiscertaintoscareoffthesqueamish,andthesubtitle,whichmakestheeffortsoundlikeadry,densesurveytext,hasreallydonethisbookadisservice.Infact,thebraveandcuriouswillenjoyabrightlywritten,intriguing,anddisquietingbook,withsomeimportantlessonsforpublichealth.

66.______

Thebookbeginswithahistoricalviewoncenturiesofloreaboutblood--inparticular,thebeliefthatbloodcarriedtheevilhumorsofdiseaseandrequiredoccasionaldraining.AsrecentlyastheRevolutionaryWar,bloodlettingwaswidelyappliedtotreatfevers.Theideaofusingoneperson'sbloodtohealanotherisonlyabout75yearsold—althoughroguescientistshadexperimentedwithtransfusinganimalbloodatleastasearlyasthe1600s.Thefirsttransfusionexperimentsinvolvedstitchingadonor'svein(inearlycasesthephysician's)toapatient'svein.

67.______

Sabotagedbynotionsaboutthe"purity"oftheirgroups'blood,JapanandGermanylaggedwellbehindtheAlliesintransfusionscience.OncetheyrealizedtheywerelosinginjuredtroopstheAllieshadlearnedtosave,theytriedtocatchup,conductinghorribleandunproductiveexperimentssuchasdrainingbloodfromPOWsandinjectingthemwithhorsebloodorpolymers.

68.______

Duringtheearlytomid-1980s,Startsays,10,000Americanhemophiliacsand12,000otherscontractedHIVfromtransfusionsandreceiptofbloodproducts.Bloodbanksbothhereandabroadmovedslowlytoacknowledgethethreatofthevirusandinsomecasesevenactedwithcriminalnegligence,allowingthedistributionofbloodtheyknewwastainted.Thisisnotnewmaterial.ButStarr'sinsightsaddadimensiontoastoryfirstexploredinthelateRandyShilts'sAndtheBondPlayedOn.

69.______

Isthebloodsupplysafenow?Screeningproceduresandtechnologyhavegottenmuchmoreadvanced.Yetit'sdisturbingtoreadStarr'scontentionthatapersonreceivingmultipletransfusionstodayhasaboutalin90,000chanceofcontractingHIV--farhigherthanthe"oneinamillion"figurethatbloodbankersonceblithelyandfalselyquoted.Moreover,newpathogensthreatentoemergeandspreadthroughtheincreasinglyhigh-speed,globalblood-productnetworkfasterthansciencecanstopthem.ThispromptsStarttoarguethattoday'sbloodstoresare"simultaneouslysaferandmorethreatening"thanwhendistributionwaslesssophisticated.

70.______

A.Themassivewartimeblooddriveslaidthegroundworkformodernblood-banking,whichhassavedcountlesslives.Unfortunately,thesedevelopmentsalsosetthestageforagreatmoderntragedy--thespreadofAIDSthroughtheinternationalbloodsupply.

B.Thereissomuchdrama,power,resonance,andimportantinformationinthisbookthatitwouldbeashameifthesqueamishwerescaredoff.Perhapsthekeylessonisthis:Thepublichealthmustalwaysbeguardedagainstthepressuresandpitfallsofcompetitivemarketsandhumanfallibility.

C.Inhischronicleofaresource,Startcoversanenormousamountofground.Hegivesusanaccountofmankind'sattitudesovera400-yearperiodtowards

35.

Thelastparagraphsuggeststhat______.

A.manyrecruitinglettersfailedtoprovideMackReiterwithscholarships

B.mackReiterwantedtohelphisfamilygooutofthetrouble

C.traditionalscholarshipsareagoodsolutiontothetuitionproblemsinsomefamilies

D.mackReiterwasveryproudofhisnationalwrestlingchampionship

36.PartB

Directions:Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66-70,choosethemostsuitableparagraphfromthelistA-Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

AccordingtotheAmericanAcademyofDermatology,anestimated10to50millionpeopleinthiscountryhaveanallergicreactiontopoisonivyeachyear.Poisonivyisoftenverydifficulttospot.Itcloselyresemblesseveralothercommongardenplants,andcanalsoblendinwithotherplantsandweeds.Butifyoucomeintocontactwithit,you'11soonknowbytheitchy,blisteryrashthatformsonyourskin.Poisonivyisared,itchyrashcausedbytheplantthatbearsitsname.Manypeoplegetitwhentheyarehikingorworkingintheirgardenandaccidentallycomeintodirectcontactwiththeplant'sleaves,roots,orstems.Thepoisonivyrashoftenlookslikeredlines,andsometimesitformsblisters.

66.______

About85percentofpeopleareallergictotheurushiolinpoisonivy,accordingtotheAmericanAcademyofDermatology.Onlyatinyamountofthischemical—1billionthofagram—isenoughtocausearashinmanypeople.Somepeoplemayboastthatthey'vebeenexposedtopoisonivymanytimesandhavenevergottentherash,butthatdoesn'tnecessarilymeanthey'renotallergic.Sometimestheallergydoesn'temergeuntilyou'vebeenexposedseveraltimes,andsomepeopledeveloparashaftertheirveryfirstexposure.Itmaytakeuptotendaysfortherashtoemergethefirsttime.

67.______

Herearesomeotherwaystoidentifythepoisonivyplant.Itgenerallygrowsinaclusteroflow,weed-likeplantsorawoodyvinewhichcanclimbtreesorfences.Itismostoftenfoundinmoistareas,suchasriverbanks,woods,andpastures.Theedgesoftheleavesaregenerallysmoothorhavetiny"teeth".Theircolorchangesbasedontheseason—reddishinthespring;greeninthesummer;andyellow,orange,orredinthefall.Itsberriesaretypicallywhite.

68.______

Thebody'simmunesystemisnormallyinthebusinessofprotectingusfrombacteria,viruses,andtheirforeigninvadersthatcanmakeussick.Butwhenurushiolfromthepoisonivyplanttouchestheskin,itinstigatesanimmuneresponse,calleddermatitis,towhatwouldotherwisebeaharmlesssubstance.Hayfeverisanotherexampleofthistypeofresponse;inthecaseofhayfever,theimmunesystemoverreactstopollen,oranotherplant-producedsubstance.

69.______

Theallergicreactiontopoisonivyisknownasdelayedhypersensitivity.Unlikeimmediatehypersensitivity,whichcausesanallergicreactionwithinminutesofexposuretoanantigen,delayedhypersensitivityreactionsdon'temergeforseveralhoursorevendaysaftertheexposure.

70.______

Intheplaceswhereyourskinhascomeintocontactwithpoisonivyleavesorurushiol,withinonetotwodaysyou'lldeveloparash,whichwillusuallyitchrredden,burn,swell,andform.blisters.Therashshouldgoawaywithinaweek,butitcanlastlonger.Theseverityofthereactionoftenhastodowithhowmuchurushiolyou'vetouched.Therashmayappearsoonerinsomepartsofthebodythaninothers,butitdoesn'tspread—theurushiolsimplyabsorbsintotheskinatdifferentratesindifferentpartsofthebody.Thickerskinsuchastheskinontheonsolesofyourfeet,ishardertopenetratethanthinnerskinonyourarmsandlegs.

A.Becauseurushiolisfoundinallpartsofthepoisonivyplant—theleaves,stems,androots—it'sbesttoa-voidtheplantentirelytopreventarash.Thetroubleis,poisonivygrowsalmosteverywhereintheUnitedStates(withtheexceptionoftheSouthwest,Alaska,andHawaii),sogeographywon'thelpyou.Thegeneralruletoidentifypoisonivy,"leafletsthree,

37.

Byreferringtotheartificialgrammar,theauthorintendstoshow______.

A.itssignificanceinthestudy

B.aninherentpatternbeinglearnt

C.itsresemblancetothelights

D.theimportanceofanight'ssleep

38.(68)

39.

Theauthorimpliesthatwhichofthefollowingischaracteristicofmanyemployeehealthinsuranceplans?

A.Theycoverallthecommonmedicalconditionsaffectingmen,butonlysomeofthoseaffectingwomen.

B.Theylackthespecialprovisionsforwomenworkersthatproposedspeciallaborlawsforwomenwouldprovide.

C.Theypaythemedicalcostsassociatedwithpregnancyandchildbirthonlyforthespousesofmaleemployees,notforfemaleemployees.

D.Theymeetminimumlegalrequirements,butdonotadequatelysafeguardthehealthofeithermaleorfemaleemployees.

40.

Whatisthemainpurposeofthepassage?

A.Tooutlinetheresearchfindingsonthebrainstructure.

B.Toexplainthelinkbetweensexandbrainstructure.

C.Todiscussthevariousfactorsthatcausebraindifferences.

D.Tosuggestnewareasinbrainresearch.

四、閱讀理解(5題)41.

第

47

題

enablesplayerstoconstructbuildingsindifferentstyles?__________

42.

根據(jù)下列文章回答31～35題：

第

31

題

Whatdoboththeoriesassumetobetrue?

43.

第

22

題

2.__________

44.

第

33

題

Itcanbeinferredfromthepassagethat_________．

45.

第

23

題

Intheeyesoftheauthor，theFinancialServiceModernizationAct__________．

參考答案

1.B

2.Male-and-femalerelationshipchanged．

3.B

4.B

5.B

6.B

7.B

8.B

9.B

10.A

11.B

12.B

13.A

14.SouthandEastAsia．

15.Wheat

16.sellingselling解析：關(guān)鍵是看and后面的buying。本句話(huà)的意思是“商家分析市場(chǎng)的供需情況?！惫蚀鸢笧閟elling。

17.whichwhich解析：此空后的句子應(yīng)為定語(yǔ)從句，修飾“tokeneconomies”，故此空應(yīng)填一個(gè)可引導(dǎo)定語(yǔ)從句的詞，而且前面可加介詞in。

18.onon解析：focuson意為“集中于”，為固定短語(yǔ)。

19.linklink解析：與37題對(duì)應(yīng)，此處應(yīng)填link，表明在“near-pointgripping”和“slow，illegiblewriting”之間存在聯(lián)系。

20.byby解析：由日本政府收集的數(shù)據(jù)?？疾楸粍?dòng)語(yǔ)態(tài)的用法，“由…”用介詞“by”。所以此處應(yīng)填“by”。

21.WhenWhen解析：這里的一句話(huà)其實(shí)與下一半句“whenwearedown-to-earth，…”所起到的作用是一樣的，同時(shí)兩者也是并列的，when表達(dá)了“當(dāng)…”，所以這里填when。故答案為when。

22.underunder解析：underguidance意為“在…指導(dǎo)下”，為固定短語(yǔ)。

23.underunder解析：underguidance意為“在…指導(dǎo)下”，為固定短語(yǔ)。

24.areare解析：分析句子結(jié)構(gòu)，這里缺少系動(dòng)詞be來(lái)構(gòu)成動(dòng)詞的被動(dòng)形式。故答案為are。

25.surveysurvey解析：根據(jù)后面的數(shù)據(jù)，空缺