海南省海口市四中新高考适应性考试英语试卷及答案解析_第1页
海南省海口市四中新高考适应性考试英语试卷及答案解析_第2页
海南省海口市四中新高考适应性考试英语试卷及答案解析_第3页
海南省海口市四中新高考适应性考试英语试卷及答案解析_第4页
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海南省海口市四中新高考适应性考试英语试卷请考生注意:1.请用2B铅笔将选择题答案涂填在答题纸相应位置上,请用0.5毫米及以上黑色字迹的钢笔或签字笔将主观题的答案写在答题纸相应的答题区内。写在试题卷、草稿纸上均无效。2.答题前,认真阅读答题纸上的《注意事项》,按规定答题。第一部分(共20小题,每小题1.5分,满分30分)1.Theyintendedtohavetheschoolbetterequipped,thelocalgovernmentwas notabletogetenoughmoneytodoso.A.unless B.while C.although D.once2.Yumin,thelatefamousphysicist,oftenencouragedhisstudentsto_____whattheybelievedin,evenwhenfacingstrongopposition.A.comeupwith B.takechargeofC.putupwith D.standupfor3.Thanksforyourusefuladvice;otherwiseI______suchrapidprogress.A.didn’tmake B.couldn’thavemadeC.hadn’tmade D.shouldn’thavemade4.Wesellalotofproductsoffshoreandtheopportunitytoopenupmarketsinregions________wedon'tcurrentlysellalottoisagreatone.A.where B.thatC.what D.when5.Wefirmlybelievethat______thenewexaminationsystemcomesintoexistence,completelynewsituationswillarise.A.consideringB.supposedC.providingD.given6.Thefarmersareinbadneedofrain,buta(an)largeamountofrainfallwillcauseFloods.A.Eventually B.constantly C.gradually D.extremely7.Wethetopofthemountainbutforthisawfulweather.Itrainedallday.A.willreach B.wouldreach C.havereached D.wouldhavereached8.Whydoyouwantanewjob______you’vegotsuchagoodonealready?A.that B.whereC.which D.when9.Thebestmethodto_____thegoalofhelpingthepatientswithAIDSistouniteasmanysympatheticpeopleaspossible.A.complete B.command C.accomplish D.accompany10.Everythingwasplacedexactly________hewanteditforthegraduationceremony.A.theplacewhere B.whenC.where D.inwhich11.--Iapologizefornotbeingabletojoinyoufordinner.--_________________.We'llgettogetherlater.A.Goahead B.That'srightC.Nottoworry. D.Don'tmentionit12.Whenintrouble,remembertostaycalm,andeverythingwillwell.A.turnback B.turnup C.turndown D.turnout13.Itseemslatetosayanything.Weprobably______itifwehadmadeanoffersooner.A.wouldhavegot B.wouldgetC.hadgot D.got14.AmericansingerTaylorSwift,21,________bigatthe2011AcademyofCountryMusicAwardsintheUSonApril3rd.A.stood B.gave C.scored D.made15.Wecouldhavedonesomethingmeaningfulinthetimeit________towatchthatboringmovie.A.hastaken B.took C.hadtaken D.takes16.Julieisoneofthosewomenwhoalwaysthelatestfashion.A.putupwith B.keepupwith C.comeupwith D.getonwith17.Thepoliceareinvestigatingthecompany,threeof________managershavealreadybeenarrested.A.whose B.thatC.which D.where18.Fortunatelysomebodywhohappenedtobepassingbycalledtheemergencyaidthetrafficaccidentoccurred.A.hurriedly B.quickly C.immediately D.shortly19._____thelawyers,volunteersfromtheLibyanRedCrossSocietyalsojoinedtheeffortsinhelpingtheChinesegohomesafely.A.Exceptfor B.Inspiteof C.Apartfrom D.Insteadof20.Whenthegirldid________thecouragetotellherparentswhathadhappened,unfortunatelyherownfamilydidn'tbelieveher.A.workout B.workup C.workat D.workon第二部分阅读理解(满分40分)阅读下列短文,从每题所给的A、B、C、D四个选项中,选出最佳选项。21.(6分)IlovegoingoutwithmymateJerry.Peoplestareathimwithadmiration.Someevenaskforhissignature.ButJerryisn’tfamous.Hejustbearsaresemblance(长得像)tosomeonewhoistheactorDanielRadcliffe.Yes,HarryPotterhimself!Andithasamagicaleffectonpeople!ItoldJerryheshouldbeatwinmodel.That’swhatPaulineBaileydid.Shedecidedtoreplicate(模仿)MarilynMonroe’simageaftershewastoldsheborealikenesstothestar.Baileysays:“IboughtbooksandstartedreadingaboutMarilyn.Irealizedwehadasimilarupbringing,soIhadanaffinity(亲近感)withher.ThenpeoplestartedsayingwhenIwenttoplacesthatIlookedlikeher.Ididn’trealizeyoucouldmakealivingoutofit.”Nowtheblonde(金发的)modelgetsjobsthroughaspecializedagency.Shejumpsoutofcakes,allowingmentolivethefantasyofmeetingthelategoddessofthesilverscreen.Butnoteverybodyprofitsfromthelookalikebusiness.IranianactorMahmoudBasiriclaimshislikenesstoafamouspersoncosthimeightyearsofearnings.HehappenstobethespittingimageofformerIranianPresidentMahmoudAhmadinejad.Hewastoldin2005thathecouldonlyworkwiththeleader’sagreement.SowillAhmadinejadevergivehisagreementtotheactortoplayhim?Don’tholdyourbreath—Basirispecializesincomedy!Butoverall,aresemblancetoapopularartistisagoodthing,isn’tit?Thebiggestchallengemustbetokeeptheillusiongoing—forexample,bygainingorlosingweightiftheydo.However,PaulineBaileythinksit’simportanttokeepasenseofyourself.Shesays:“I’mverymuchanindividualperson,awayfromMarilyn.Ithinkyoucouldloseyourselfveryeasilybeingsomeoneelseallthetimeandloseyourownidentity”.IaskedJerryifhethinksimpersonatingDanielRadcliffeprofessionallycouldgotohishead.Iworriedthatalltheadulation(恭维)mightchangehimandmakehimleavemebehind.“Noway,”hesaid.“Wedoeverythingtogether.”Whataboutyou?Whichcelebritywouldyouliketobethespittingimageof?1、WhydosomepeopleaskforJerry’ssignature?A.Theythinkthatheisadmirable.B.TheymistakehimasDanielRadcliffe.C.Theythinkhehasmagicpower.D.TheytakehimforHarryPotter.2、WhatcanwelearnaboutPaulineBailey?A.ShelookslikeMarilynMonroe.B.SheisJerry’sgirlfriend.C.Shehasatwinsister.D.Sheisafamousfilmstar.3、WhatdoweknowaboutBasiri?A.HeistheformerIranianpresident.B.Heisfondofactingleaders.C.Hehasmademuchmoneyfor8years.D.Heisgoodatactingincomedy.22.(8分)Americanwomenwhoworkascomputerprogrammers,chefsanddentistsearn28percentlessthanmendoingthesamejobs.Thosearethejobswiththebiggestwagedifferencesbetweenmenandwomen,accordingtoanewstudy.Overall,thestudyfoundthatwomenearn5.4percentlessthanmenfordoingthesamejob,inthesamelocationandforthesameemployer.ThewagedifferencesbetweenwomenandmenweresimilarintheUnitedKingdom,Australia,GermanyandFrance.5.4percentisabigdifferenceinpaybetweenmenandwomenbecauseitcannotbeexplainedbywomenandmentakingthesamekindsofjobs.Itcanonlybeexplainedbybias(倔见)againstwomen,orothercauses,suchaswomennotbeinggoodataskingforpay.Researchsuggeststhatwomendonotnegotiate(交涉)aswellasmenwhenitcomestopay.Andwomenaregenerallymoreuncomfortableaskingfellowemployeeshowmuchtheymake,sotheycanseeiftheyarebeingpaidfairly.Accordingtothestudy,womenearnedatleast15percentlessthanmeninthesejobcategories:psychologists,pharmacists,physicians,opticians,pilotsandgameartists.Butinthefieldsofsocialwork,sellingmerchandise,researchassistantsandphysicianadvisors,womenearnmorethanmen.Insocialwork,womenearned7.8percentmorethanmen,thereportsaid.Thatwasthejobcategorywiththebiggestadvantageforwomen.Itwasstillfarlessthanthe28percentpayadvantageformeninsomefields.Comparingsalariesforfull-timeworkers,womenearnonly79percentasmuchasmen.Overalifetime,thatmuchofadifferenceinpaycanamounttoalargeamountofmoney.Womenonlyearned57percentasmuchasmenin1975.Itisnowupt079percent.Thatisprogress,thereportsays,butnotenough.1、Whichofthefollowinghasthebiggestpaydifferencesbetweenwomenandmen?A.Apilot.B.Agameartist.C.Aresearchassistant.D.Acomputerprogrammer.2、Whydowomenearnlessthanmenwhendoingthesamejob?A.Theydon’ttrytheirbesttofightforbetterpay.B.Theycarelessabouttheirpaythanmen.C.Bossesusuallylooksdownuponwomen.D.Theydon-tworkaseffectivelyasmen.3、Howmuchincomedofull-timewomenworkerslosecomparedwithmen?A.5.4%.B.7.8%.C.21%.D.28%.4、Whatdoesthereportthinkofthewomen'spay?A.Itisgrowingratherquickly.B.Itisrisingbutnotsatisfying.C.Itisnotfairforwomenworkers.D.Itisreasonableforpresentsituation.23.(8分)Whenyouaresittinginclass,haveyoueverdrawnpicturesinthemargins(页边的空白处)ofyournotebooks?Ifso,youaredoodling.Manypeoplethinkofdoodlingasadistraction(分心)frommoreimportantthings.Butitmightbejusttheopposite.Onestudyshowsthatdoodlingmayhelpyourememberthingsyouhear29%more.Besides,doodlingcanhelpyouthinkcreatively.Walkingawayfromaproblemtodrawmightactuallyhelpyousolveit.Whenyoucomeback,you’llhaveafreshperspectiveandfigureoutananswermorequickly.AnauthornamedSunniBrownwroteabookondoodling.Shearguesthatdoodlingisatoolthatcanhelppeoplethink.Infact,sherunsabusinessthathelpscompaniesimproveorganizationandplanningthroughdoodling.Brownbelievesdoodlingishelpfulbecauseitincludesmanywaysoflearning.Youlearninfourways:seeing,hearing,readingorwriting,andthroughmovement.Themorewaysyouuse,thebetteryoulearn.Andwhenyoudoodlewhilelisteningtoalecture,youuseallfour.Youmightthinkthatbeinggoodatdrawingisimportantfordoodling.Butifthepointofdoodlingistohelpyouthink,thenitdoesn’tmatterwhatthepicturelookslike.Evenifyou’renotanartist,doodlingcanhelpyou.Sonexttimeyouneedhelpfocusing,pickupapenanddoodleaway!1、Thepassagemainlytellsusthe________ofdoodling.A.advantages B.disadvantagesC.effects D.problems2、Whatdoestheunderlinedword“perspective”probablymeaninParagraph2?A.体验 B.观点C.困扰 D.机会3、HowdoesSunniBrownfeelaboutdoodling?A.Ithelpsrememberbetter. B.Ithelpsthinkcreatively.C.Itinvolvesfourwaysoflearning. D.Itneedsdrawingskills.4、Accordingtothetext,itishelpfultodoodlewhen________.A.youwanttofocusyourattention. B.youhaveaconversation.C.youwonderinthepark. D.youwatchamovie.5、Whereisthepassagepossiblytakenfrom?A.Abookreview. B.Amessageboard.C.Astudenttextbook. D.Asciencemagazine.24.(8分)Dogsandcatsarenotforstudentswholiveinthedormitory.Justthinkaboutthenoise,thesmellandallthatwildbehavior,chewingonwhatevertheycangettheirteethon,orknockingoverthetrashcan.Butdon’tfeelsad.Therearesmallerandlessdestructivepetstomakeyourdormitorylifecolorful.BettafishTheymakegreatpetswiththeirbigpersonalityandastonishingcolors,rangingfrombrightred,darkbluetolemonyellow.Unlikemanyfish,mostbettasreacttotheirowner’spresenceandbecomemoreactivewhentheyarenearby,whichisunusualinthefishworld.ChinchillasWithoutbadsmell,aboutthesizeofarabbitandwithfursodensethattheycan’tgetpestssuchasfleas(跳蚤),thefriendlycreatureoriginallyfromtheAndesMountainsinSouthAmericamakesanidealindoorpet.Chinchillasareverysocialanimals,soifyouonlyhaveone,youwillbecomeitsfamily.Incoldwinterdays,inaglanceatthisfurypetinadormwillbringyoualotofwarmth.LandhermitcrabsInasocietywhereownersareoftenasked“Aretheytasty?”,landhermitcrabsareamongthemostunluckyanimalscommonlykeptaspets.Buttheyareeasytocarefor,inexpensiveandfascinatingtowatch.Andthefactthattheydon’tcauseanyallergicreactionsmakesthemperfectforcollegedormitories.Red-earedslidersIfyou’reinterestedinalifelongfriend,red-earedslidermakesawonderfulpet.Ifwellcaredfor,theycanliveforaround40years.Butthereareacoupleofthingsyoushouldknow.Red-earedcangrowtoanadultsizeofupto30cm!Soyoumayneedalargertankquickly.Inaddition,youwillneedtoprovideUVlighting,waterheater,andaswimmingareaandabasking(晒太阳)area.Housingared-earedsliderisnoteasy.1、Allthedormitorypetsmentionedinthetextare.A.activeandallergic B.quietandpeacefulC.colorfulandtasty D.smallandsmelly2、WhichofthefollowingisNOTtrueaboutthesecreatures?A.Betasareactiveandrichincolors.B.Chinchillasareoriginallymountainanimals.C.Landhermitcrabsareallergicbuttasty.D.Red-earedslidersneedmorecarefromtheowner.3、Ifyouwanttokeepthepetaslongaspossible,you’dbetterchoose.A.Betafish B.ChinchillasC.Landhermitcrabs D.Red-earedsliders4、Thepassageismainlyto.A.introducethebestwaytokeeppetsB.offerusefulpicturesforchoosingpetsC.informstudentsoflifestyleofpetsD.recommendsomedormitorypets25.(10分)NewYorkCityTourGuideCENTRALPARKPHOTOTOUR$79WithSamL.CometoshootintheCentralParkofNewYorkthatwillallowyoutotakehomedigitalpostcards.ThistourisagreatintroductiontoCentralParkandcombinesviewsofthebridges,lakesandskyline.Ateachstopofthephototour,Iwillprovideyouwithexplanationsaroundphotography(摄影),camerasettings,etc.Youwillbeabletoputthesetipstogooduseimmediately.NEWYORKRUNMNGTOUR$50WithSebastienB.Loverunning?LoveNewYork?Doyouwanttoseethesitesofthecity?Contactmeandwe'lltakeaspecialtour.Allyou'llneedtodoistoputonyoursportsshoesandwe'llbeoff.I'llshowyoumyfavoriterunningspotsalongtheHudsonRiverornorthofCentralParkandawayfromallthetourists.Ifyou'rethinkingoftrainingforsomething,I’llgiveyoutheexplanationsandtipstomakethebestofyourtimetraining!GREENWICHVILLAGEFOODTOUR$75WithManhattanW.Discoverunbelievableplacestoeat.ThisistherealGreenwichVillagegastronomic(美食的)experience.Alongtheway,findouthowthevillagehaskeptitsuniquecharacterthroughouttheyears,fromtheDutchandEnglishcontrolledperiodstotoday.Tourrunseverydayfrom12:30PM-2:30PM.NEWYORKBYNIGHTPHOTOTOUR$115WithSamL.WehavealreadypreparedNYCforthemostuniquepointsforyou.Duringthe21Thenighttourteachesnightphotographytechniqueswhilediscoveringthe"darker"sideofthecitythatneversleeps:theUNheadquarters,42ndstreet,GrandCentralTerminal,theChryslerBuilding,RockefellerCenterandRadioCityMusicHall.1、WhowillyoucontactifyouwanttotakepicturesoftheCentralPark?A.SamL.B.SebastienB.C.ManhattanW.D.Rockefeller.2、HowmuchcanyouspendrunningalongtheHudsonRiverwithSebastienB?A.$79.B.$50.C.$75.D.$115.3、WhatcanyoudoifyouchooseManhattanWasyourtourguide?A.Youcanshootsomepictures.B.Youcandosomesports.C.Youcanenjoysomedeliciousfood.D.Youcanlearnnightphotographytechniques.4、Inwhichpartofamagazinecanyoureadthiskindofpassage?A.Advertisement.B.History.C.Science.D.Politics.第三部分语言知识运用(共两节)第一节(每小题1.5分,满分30分)阅读下面短文,从短文后各题所给的A、B、C和D四个选项中,选出可以填入空白处的最佳选项.26.(30分)ItstartedonaFriday1whenthe5-year-oldandhisolderbrotherwereplaying2theirhomeneartheresorttownofAspen,Colorado.Hearingthesoundof3,themotherracedtoherfrontyardtofinda4sight:Amountainlionwasbentoverher5-year-oldson,bitinghim.Thepoorboywascompletelyunderthecatandwas5togetfree.Sothemother6shechargedtheanimal,pulledawayoneofits7suddenlywithalotofforceanddiscoveredherson’swholeheadwasinitsmouth.Shedidn’tbackdown.Themother8thelion’smouthandgotitopen,9theboy.Shethenquicklypickedhimupandranaway.Theboy’sfatherhadjustreturnedfromarunwhenthe10occurred.He11intothecarwithhiswifeandsonandcalled911shortlybefore8p.m.Asthey12toahospitalinAspen.Theboysufferedcutstohis13,faceandneck.Themother14bitemarksonherhandandscratchesonherleg.AspenvalleyHospitalreportedthatthechildwasnotseriouslyinjuredandin15conditionandhassincebeen16tochildren’sHospitalinDenverforhisrecovery.Themountainlionwasestimatedtobeabout2yearsoldandwasnotfullygrown.Itwas,perhaps,forcedouttohuntonitsown.Younglionsmaybekeenoneasy17,likepetsandsmallchildren.18,itwasn’tabigcat.Haditbeena110-poundlion-whichwasonceseenaroundthere-thiswouldhavebeenamuch19story.Themother,whohadtophysicallyremovethelion’spawsfromherson’sface,iscreditedwith20hislife.She’sarealhero.1、A.morning B.afternoon C.evening D.noon2、A.inside B.outside C.towards D.under3、A.screams B.laughter C.applause D.cheers4、A.surprising B.magical. C.moving D.terrifying5、A.running B.waiting C.struggling D.walking6、A.sprangintoaction B.burstintotears C.thoughttwice D.pulledout7、A.eyes B.paws C.ears D.teeth8、A.grabbed B.covered C.beat D.kissed9、A.comforting B.scolding C.stopping D.freeing10、A.error B.attack C.headache. D.comedy11、A.crashed B.looked C.jogged D.jumped12、A.sped B.swam C.dived. D.got13、A.legs B.feet C.head D.bottom14、A.suffered B.carved C.drew D.removed’15、A.terrible B.fair C.bad D.poor16、A.carried B.advised C.sold D.transferred17、A.plants B.toys C.targets D.animals18、A.unluckily B.generally C.eventually D.fortunately19、A.beautiful B.happier C.different D.authentic20、A.wasting B.saving C.ending D.risking第二节(每小题1.5分,满分15分)阅读下面材料,在空白处填入1个适当的单词或括号内单词的正确形式。27.(15分)TheSilkRoadwasanancientsystemoftraderoutesthatlinkedtheEasttotheWest.Forseveralcenturies,itwasanoutstandingnetwork1.(include)routesbothonthelandandoceans.ItstretchedfromEastAsia,SoutheastAsia,EastAfrica,WestAfrica,andSouthernEurope.TheSilkRoadwasnotgivenitsnamefornothing.Duringitstimeofuse,silkwasahighlyprofitableproductalongitsroutes.Silk,youcansay,weavedtogetherthesemanyregionsintermsofbusinessandeven2.(culture)exchange.However,thename3.(it)wasnotcoineduntilthe19thcenturybyFerdinandvonRichthofen.Hemadethetermduringhisseveral4.(journey)toChinafrom1868to1872.Despitethis,thetermwasnotmadeknown5.theacademicworlduntilthe20thcentury,6.geographerSvenHedinwroteabook7.(title)“TheSilkRoad”in1938.And8.(final),afterthefalloftheSovietUnion,academicsinthatregionbecameinvolvedincreasinglyinthestudyofthetraderoutesofCentralAsia.9.historyoftheSilkRoadisofglobalsignificance.Inmoderntimes,theoldSilkRoadroutesarestillused,butnowthey10.(cross)bytrainsinsteadofcamelsandhorses.第四部分写作(共两节)第一节短文改错(满分10分)28.(10分)假定英语课上老师要求同桌之间交换修改作文,请你修改你同桌写的以下作文,文中共有10处错误,每句中最多有两处。每处错误涉及一个单词的增加、删除或修改。增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。删除:把多余的词用斜线(\)划掉。修改:在错的词下划一横线,并在该词下面写出修改后的词。注意:1.每处错误及其修改均仅限一词;2.只允许修改10处,多者(从第11处起)不计分。Lastweek,ourclassheldaclassmeetingtocelebrateWorldAnimalDay.Atfirst,wemadepreparationstotheactivity.Severalstudentsdesignablackboardposterbutsomedecoratedtheclassroom.Themeetingbeganwithfewinterestinggames.Then,asadsongaboutanimalssangbytwogirlstouchedusdeep.Fourotherstudentsperformedaplay,showingushowterriblethesituationofendangeredanimalswere.Finally,ourmonitorgaveusaspeech,thatmadeusawareoftheimportanceofprotectinganimal.Theactivityismeaningfulbecauseofwenowrealizethathumanbeingsshouldliveinharmonywithanimals.第二节书面表达(满分25分)29.(25分)假设你是红星中学高三学生李华。你的英国朋友Jim在给你的邮件中提到他想看一个关于中国文化方面的展览,并请你推荐。请给他回信,内容包括:1.介绍展览的相关内容(例如:时间、地点、主题等);2.说明你推荐该展览的原因;3.询问对方的意向。注意:1.词数不少于50;2.开头和结尾已给出,不计入总词数。DearJim,________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHua

参考答案第一部分(共20小题,每小题1.5分,满分30分)1、B2、D3、B4、B5、C6、D7、D8、D9、C10、C11、C12、D13、A14、C15、B16、B17、A18、C19、C20、B第二部分阅读理解(满分40分)阅读下列短文,从每题所给的A、B、C、D四个选项中,选出最佳选项。21、1、B2、A3、D22、Anewstudysuggeststhatwashingdishesbyhandishealthierthanusingadishwasher.Nobodylikesdoingthedishes,butitturnsoutthatdoingthistaskmightpayoffinanunexpectedway.AccordingtoanewstudypublishedintheJournalofPediatrics,washingdishesbyhandinsteadofusingadishwashermightpreventthedevelopmentofallergies(过敏).ResearchersinSwedensurveyedtheparentsof1,029childrenaged7and8.Theydiscoveredthatchildrenwhosefamilieshand-washedthedishesinsteadofusingamachinewerelesslikelytohaveallergies.Earlierresearchhasshownthatdisheswashedbymachinearecleanerthanthosewashedbyhand.Sowhywouldkidswhoeatoffofslightlydirtierplatesbebetteroffwhenitcomestopreventingallergies?Oneexplanationisbasedonatheoryknownasthe“hygienehypothesis”,whichsaysthereasonkidsdevelopallergiesisthattheirsurroundingsareactuallytooclean.Yourimmunesystemkeepsyouhealthybyfightinggerms(细菌)likebacteriaandviruses.Butwhenyouhaveallergies,itoverreactsandtriestofightordinarythingslikepollen(花粉)orcertainfoods.Beingexposedtogerms,especiallyearlyinlife,isgoodtrainingfortheimmunesystem,saystheleadauthorofthestudy,Dr.BillHesselmarofQueenSilviaHospitalinSweden.“Youstimulatetheimmunesysteminvariouswaysanditbecomestolerant.”Thisstudyshowsthatwhileusingthedishwashermightbeeasier,theold-fashionedmethodofcleaningupcouldbebetterforyourhealth.5、Whatisthebenefitofwashingdishesbyhand?A.Itcanimproveourimmunesystem.B.Itiseasierthanwashingbymachine.C.Itcostslesstimethanwashingbymachine.D.Itmightreducethechanceofdevelopingallergies.6、WhatcanwelearnfromParagraph4?A.Ourhealthdependsmuchonourimmunesystem.B.Childrenincleanenvironmentmusthaveal

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