BWhenJohnToddwasachild,helovedtoexplorethewoodsaroundhishouse,observinghownaturesolvedproblems.Adirtystream,forexample,oftenbecameclearafterflowingthroughplantsandalongrockswheretinycreatureslived.Whenhegotolder,Johnstartedtowonderifthisprocesscouldbeusedtocleanupthemessespeopleweremaking.Afterstudyingagriculture,medicine,andfisheriesincollege,Johnwentbacktoobservingnatureandaskingquestions.Whycancertainplantstrapharmfulbacteria(细菌)?Whichkindsoffishcaneatcancer-causingchemicals?Withtherightcombinationofanimalsandplants,hefigured,maybehecouldcleanupwastethewaynaturedid.Hedecidedtobuildwhathewouldlatercallaneco-machine.ThetaskJohnsetforhimselfwastoremoveharmfulsubstancesfromsomesludge(污泥).First,heconstructedaseriesofclearfiberglasstanksconnectedtoeachother.Thenhewentaroundtolocalpondsandstreamsandbroughtbacksomeplantsandanimals.Heplacedtheminthetanksandwaited.Littlebylittle,thesedifferentkindsoflifegotusedtooneanotherandformedtheirownecosystem.Afterafewweeks,Johnaddedthesludge.Hewasamazedattheresults.Theplantsandanimalsintheeco-machinetookthesludgeasfoodandbegantoeatit!Withinweeks,ithadallbeendigested,andallthatwasleftwaspurewater.Overtheyears,Johnhastakenonmanybigjobs.Hedevelopedagreenhouse—likefacilitythattreatedsewage(污水)from1,600homesinSouthBurlington.Healsodesignedaneco-machinetocleancanalwaterinFuzhou,acityinsoutheastChina.“Ecologicaldesign”isthenameJohngivestowhathedoes.“LifeonEarthiskindofaboxofsparepartsfortheinventor,”hesays.“Youputorganismsinnewrelationshipsandobservewhat’shappening.Thenyouletthesenewsystemsdeveloptheirownwaystoself-repair.”
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。Manyyearsago,IboughtahouseintheGarfagnana,wherewestillgoeverysummer.Thefirsttimewe___21___there,weheardthechugchug-chugofamotorbike___22___itswaydownthehilltowardus.Itwas___23___calledMario,comingto___24___usaboxcontainingsometomatoesandabottleofwine.Itwasaverynice___25___forhimtomake.Butwhenwelookedatthetomatoes,wewere___26___becausetheyweresomisshapen:notatalllikethenice,round,___27___thingsyougetinasupermarket.Andthewinewascloudy,inafunnyoldbottlewithnolabel(标签)onit.Thesecan’tbeany___28___,wethought.Butwewere___29___hiskindness,sowe___30___them.Whatwediscoveredisthatit’s___31___tojudgewhatyoueatonlybyits___32___.Thosetomatoeshad___33___thatremindedmeoftheonesmyuncleusedtogrowwhenIwasachild.Nowadayssupermarkettomatoes___34___perfectbuttasteofwater.Nobody’sgoingtohavea___35___memoryofthose.It’sasurprisetheyhaven’tmanagedtogrowsquareonessothattheycan___36___themeasily.Mario’swinemayhavebeencloudyandcomeoutofanoldbottle,butitwas___37___.It’sgoodtoeatthingsatthecorrecttime,whenthey’re___38___,andascloseaspossibletowheretheywere___39___.WhatMariohad___40___uswasthetasteoftheGarfagnana.
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DSometimeintheearly1960s,asignificantthinghappenedinSydney,Australia.Thecitydiscovereditsharbor.Then,oneafteranother,Sydneydiscoveredlotsofthingsthatwerejustsortofthere—broadparks,superbbeaches,andaculturallydiversepopulation.Butitistheharborthatmakesthecity.AndrewReynolds,acheerfulfellowinhisearly30s,pilotsSydneyferryboatsforaliving.Ispentthewholemorningshuttlingbackandforthacrosstheharbor.AfterourthirdrunAndrewshutdowntheengine,andwewentourseparateways—heforalunchbreak,Itoexplorethecity.“I’llmisstheseoldboats,”hesaidasweparted.“Howdoyoumean?”Iasked.“Oh,they’rereplacingthemwithcatamarans.Catamaransarefaster,butthey’renotsoelegant,andthey’renotfuntopilot.Butthat’sprogress,Iguess.”EverywhereinSydneythesedays,changeandprogressarethewatchwords(口号),andtraditionsareincreasinglyrare.ShirleyFitzgerald,thecity’sofficialhistorian,toldmethatinitsrushtomodernityinthe1970s,Sydneysweptasidemuchofitspast,includingmanyofitsfinestbuildings.“Sydneyisconfusedaboutitself,”shesaid.“Wecan’tseemtomakeupourmindswhetherwewantamoderncityoratraditionalone.It’saconflictthatwearen’tgettinganybetteratresolving(解决).”Ontheotherhand,beingyoungandoldatthesametimehasitsattractions.IconsideredthiswhenImetathoughtfulyoungbusinessmannamedAnthony.“Manypeoplesaythatwelackcultureinthiscountry,”hetoldme.“WhatpeopleforgetisthattheItalians,whentheycametoAustralia,brought2000yearsoftheirculture,theGreekssome3000years,andtheChinesemorestill.We’vegotafoundationbuiltonancientculturesbutwithadriveanddynamismofayoungcountry.It’saprettyhardcombinationtobeat.”Heisright,butIcan’thelpwishingtheywouldkeepthoseoldferries.
AHenryRaeburn(1756-1823)TheExhibitionThisexhibitionofsomesixtymasterpiecescelebratingthelifeandworkofScotland’sbestlovedpainter,SirHenryRaeburn,comestoLondon.Selectedfromcollectionsthroughouttheworld,itisthefirstmajorexhibitionofhisworktobeheldinoverfortyyears.LectureSeriesScottishNationalPortrait(肖像画)Gallerypresentsaseriesoflecturesforthegeneralpublic.TheyareheldintheLectureRoom.Admissiontolecturesisfree.AnIntroductiontoRaeburnSunday26Oct.,15.00DUNCANTHOMSONRaeburn’sEnglishContemporariesThursday30Oct.,13.10JUDYEGERTONCharactersandCharacterisationinRaeburn’sPortraitsThursday6Nov.,13.10NICHOLASPHILLIPSONRaeburnandArtist’sTraininginthe18thCenturyThursday13Nov.,13.10MARTINPOSTLEExhibitionTimesMonday-Saturday10.00-17.45Sunday12.00-17.45Lastadmissiontotheexhibition:17.15.Thereisnore-admission.Closed:24-26Decemberand1January.Admission£4.Childrenunder12yearsaccompaniedbyanadultareadmittedfree.SchoolsandCollegesAspeciallowentrancechargeof£2perpersonisavailabletoallinfull-timeeducation,uptoandincludingthoseatfirstdegreelevel,inorganisedgroupswithteachers.
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Friendshipneedscareandattentiontokeepitingoodhealth.Herearefivewaystosustain(保持)long-distancefriendships.·SetaregulardateLong-lastingfriendshipssharethecharacteristicthatbothsidesequallycontact(联系)andsharewithoneanother.Withbusyschedules,squeezinginphonecallscanbeachallenge.___16___.·Moreisn’talwaysmerrierMakesureyouhavecommunicatedwithyourfriendabouthowfrequentlyeachofyouwantstobecontactedandwhatmethodworksbestforyouboth.___17___.Therearealternativestoconstantwrittencommunication,suchasleavingvoicemessagesorhavingagroupchat.·Practiseempathy(共情)___18___.Thefriendwhoisremainingneedstobesensitivetoalltheadditionaltimedemandsplacedonthefriendwhohasmoved.Theoneinthenewenvironmentshouldbesympathetictothefactthatyourfriendmayfeelabandoned.·___19___Anniversariesandbirthdayscarryevenmoreweightinlong-distancefriendships.Althoughtechnologymightmakeday-to-daycommunicationpossible,extraeffortgoesalongwayonspecialdays.Simplykeepingadiarythatkeepstrackoffriends’birthdaysandotherimportantdateswillmakesurenothingslipsbyyou.·Don’trelyontechnologyalone___20___,butlong-distancefriendships—evencloseones—mayrequiremoreconsciousefforttosustain.Trytoseekoutchancestorenewfriendships.Howtodoit?Justspendface-to-facetimetogetherwheneverpossible.A、RememberimportantdatesB、CompensatebywritinglettersC、ItisalsohelpfulforyoutobeafriendshipkeeperD、TrytofindatimethatworksforbothofyouandsticktoitE、FriendsneedtotalkabouttheirpreferredmethodsofcommunicationF、ItiseasytohaveasenseofconnectednessthroughsocialmediaG、Youmaybethefriendwholeftortheonewhowasleftbehind
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。AExplorersCamp•Fulldaycampforkidsaged5-13.•Monday-Friday,July8-26,9am-4pm.Week1|July8-12Week2|July15-19Week3|July22-26•Registerforasingleweekormultipleweeks.•Fees:$365perweek.•Thelastdaytocancelregistrationandreceiveafullrefund(退款)isJune15.CampStructureThedayisdividedintotwothematicsessionsperagegroup.Campershaveathree-hourmorningclassengagingwithamorningtheme(9amto12noon)andaone-hourlunchbreak,followedbyanotherthree-hourclassengagingwithanafternoontheme(1pmto4pm).Snackperiodsareheldthroughouttheday.Allcampersshouldbringtheirownbaggedlunchandsnacks.CampContentExplorersCamporganizesengagingarts,historyandscience-relatedactivitiesinevery!class,andfocusesonarangeoftopicsthatemphasizeactivelearning,explorationand,mostofall,fun!Allcampsessionsarecreatedwithage-appropriateactivitiesthataretailoredtothemultiplewaysthatkidslearn.CampStaffCampersenjoyastaff-to-childratiorangingfrom1:4to1:7dependingontheagegroup.Instructorsarepassionateeducatorswhoareexpertsintheirfieldsandhaveundergonetrainingandabackgroundcheck.
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阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。Withgaspricesrisingandairportsecuritylinessnakinglongerthanever,whynotbookyournextdomesticvacationonatrain?Comparedtootheralternatives,it’scomfortableandrelaxing.Hereissomeadviceonhowtomakeatripbyrailaspleasantaspossible.Planahead.Mostlong-distancetrains,especiallythesleepingcaraccommodations,selloutveryquickly.____36____Butnomatterwhenyoutravel,it’sagoodideatomakeyourreservationsatleast90daysinadvance.Useatravelagent.Considerturningyourtravelplanovertoatravelagentandlettinghimdouble-checkallthedetails,makesuggestions,andthenhandletheactualreservations.Agoodonecansometimesfindyoudiscountedtickets.____37____Thenyouwon’thavetowalkthroughseveralcarsonamovingtrainthreetimesadayforyourmeals.Bringablanket.Whenyou’reridingontrains,youwon’tbeprovidedwithablanketforfree,evenifyourtripisanovernightone.____38____Inthesummerinparticular,theairconditioningcanmakethemquitecold.Arriveearly.Mosttrainsoperatejustonceadayandsomerunonlythreetimesaweek,somissingyourscanbeadisaster.____39____Note:Thetimeslistedontheschedulesaredeparturetimes,notarrivaltimes.Havefun.____40____Readabook,knit,doacrosswordpuzzle,orsimplywatchtheworldunfoldoutsidethewindow.Tocalculateyourspeedasyoudo,divide3,600(thenumberofsecondsinanhour)bythenumberofsecondsittakesyoutotravelonemile(thedistancebetweentwomileposts).Ifittakesthetrain53secondstotravelonemile,you’regoing67.92mph.A、Traintripsaren’tforimpatienttypes.B、You’llhaveviewsfrombothsidesofthetrain.C、Thetemperatureonrailcarsisoftenhardtocontrol.D、That’sparticularlytrueduringbusysummermonths.E、Youmighthavetowaitlongerthan24hourstocatchthenextone.F、Chancesarethecostwillbealotlessthanthecostofonebedroom.G、Hemayalsobookyouinasleepingcarthat’srightnexttothediner.
AWheretoEatinBangkokBangkokisahighlydesirabledestinationforfoodlovers.Ithasaseeminglybottomlesswellofdiningoptions.HerearesomesuggestionsonwheretostartyourBangkokeatingadventure.NahmOfferingThaifinedining.NahmprovidesthebestofBangkokculinary(烹饪的)experiences.It’stheonlyThairestaurantthatranksamongthetop10oftheword’s50bestrestaurantslist.HeadChefDavidThompson,whoreceivedaMichelinstarforhisLoodon-basedThairestaurantofthesamename,openedthisbranchintheMetropolitanHotelin2010.IssaysStameseClubIssayaSiameseClubisintematoionallyknownThaicheflanKittichai’sfirstflagshipBangkokrestaurant.ThemenuinthisbeautifulcolonialhouseincludestraditionalThaicuisinecombinedwithmoderncookingmethods.Bo.tanBo.tanhasbeenmakingwavesinBangkok’sculinarysencesinceitopenedin2009.Servinghard-to-findThaidishesinanelegantatmosphere,therestaurantistruetoThaicuisine’sroots,yetstillmanagestoaddaspecialtwist.Thisplaceisgoodforacandlelitdinneroraworkmeetingwithcolleagueswhoappreciatefinefood.Forthoseextremelyhungrythere’salargesetmenu.GagganEarningfirstplaceonthelates“Asia’s50bestrestaurants”list,progressiveIndianrestaurantGagganisoneofthemostexcitingvenues(场所)toarriveinBangkokinrecentyears.Thebesttableinthistwo-storycolonialThaihomeoffersawindowrightintothekitchen,whereyoucanseechefGagganandhisstaffinaction.Culinarytheateratitsbest.
CCanasmallgroupofdrones(无人机)guaranteethesafetyandreliabilityofrailwaysand,atthesametime,helprailwayoperatorssavebillionsofeuroseachyear?Thatistheverylikelyfutureofapplyingtoday’s“eyesinthesky”technologytomakingsurethatthemillionsofkilometresofrailtracksandinfrastructure(基础设施)worldwidearesafefortrainsona24/7basis.Dronesarealreadybeingusedtoexaminehigh-tensionelectricallines.Theycoulddopreciselythesamethingtoinspectrailwaylinesandothervitalaspectsofrailinfrastructuresuchasthecorrectpositionofrailwaytracksandswitchingpoints.Themoreregularlytheycanbeinspected,themorerailwaysafety,reliabilityandon-timeperformancewillbeimproved.Costswouldbecutandoperationswouldbemoreefficient(高效)acrosstheboard.Thatincludeshugesavingsinmaintenancecostsandbetterprotectionofrailwaypersonnelsafety.ItiscalculatedthatEuropeanrailwaysalonespendapproximately20billioneurosayearonmaintenance,includingsendingmaintenancestaff,oftenatnight,toinspectandrepairtherailinfrastructure.Thatcanbedangerousworkthatcouldbeavoidedwithdronesassistingthecrews’efforts.Byusingthelatesttechnologies,dronescouldalsostartprovidinghigher-valueservicesforrailways,detectingfaultsintherailorswitches,beforetheycancauseanysafetyproblems.Toperformthesetasks,dronesforraildon’tneedtobeflyingoverhead.Engineersarenowworkingonanewconcept:theraildronesofthefuture.Theywillbemovingonthetrackaheadofthetrain,andprogrammedtorunautonomously.VerysmalldroneswithadvancedsensorsandAIandtravellingaheadofthetraincouldguideitlikeaco-pilot.Withtheirabilitytoseeahead,theycouldsignalanyproblem,sothatfast-movingtrainswouldbeabletoreactintime.
根据短文内容，从短文后的七个选项中选出能填入空白处的最佳选项，并在答题卡上将该项涂黑。选项中有两项为多余选项。Healthandfitnesshelpapersonliveagoodandhealthylife.Oftenduetovariouspressures,wetendtoignoreourhealth.____35____Itisthefitnesslevelofourbodythathelpsusfightthesediseases.____36____Weneedtobefittohaveahealthybody.Similarly,ifwearehealthyweshallnaturallybeattractedtowardsmaintainingthefitnessofourbody.Healthisthestateofourbodyatagiventime.Wemaynothaveanydiseasebutstillhaveaweakbody,whichisreadytobetargetedbyviruses.____37____Thisdoesnotdefinitelymeanthatwearenothealthy.Itmeansthefitnesslevelisnotinaccordancewithourageandtheclimaticconditionswelivein.Itisimportantforeveryonetodevotesometimetohealthandfitness.____38____Forinstance,wemustexercisedailyregardlessofourageandworkingstyle.Therearedifferentlevelsofexercisesfordifferentagegroupsandwemustdothemaccordingtoourownhealthandage.Additionally,itisimportanttorelaxourbody.Weshouldhaveatleastsixtoeighthoursofsleepeveryday.Ithelpsinimprovingourimmune(免疫)systemandprotectsusagainstdiseases.____39____This,inturn,givesusnewgoalsofhealthandfitness.A、Fitnesslevelsdecidethequalityoflife.B、Healthandfitnessareinterrelatedtoeachother.C、Italsohelpsinkeepinguscalmandrelaxesourmind.D、Forinstance,wemayhaveatendencytocatchacoldeasily.E、Ifwekeepourbodyfit,wecanenjoylifeinabettermanner.F、Therearesomeactivitieswhicheveryoneshoulddoinourlife.G、Thismakesourbodysufferandwewillcatchotherdiseases.
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。WheneverItellpeoplethatIteachEnglishattheBerlinZoo,Ialmostalwaysgetaquestioninglook.Behindit,thepersonistryingtofigureoutwhoexactlyIteach…theanimals?SinceJune2017,rightbeforethe___56___(arrive)ofthetwonewpandas,MengMengandJiaoQing,Ihavebeenhelpingthepandakeepersatthezootofeelmorecomfortableand___57___(confidence)speakingEnglish.AndwhodotheyspeakEnglish___58___?Notthepandas,eventhough___59___languageusedforthemedicaltraininginstructionsisactuallyEnglish.Theytalktothefloodofinternationaltouristsandto___60___(visit)Chinesezookeeperswhooftencometocheckonthepandas,whichareonloanfromChina.Theyalsoneedtobereadytogive___61___(interview)inEnglishwithinternationaljournalists.Thisis___62___theyneedanEnglishtrainer.So,whataretheylearning?___63___(basic),howtodescribeapanda’slife.It’sbeenanhonortowatchthepandaprogrammedevelop___64___toseethepandassettleintotheirnewhome.Asalittlegirl,I___65___(wish)tobeazookeeperwhenIgrewup.Now,I’mlivingoutthatdreamindirectlybyhelpingthepandakeepersdotheirjobinEnglish.
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。TobecometheOlympicchampionintheindividual(个人)all-aroundevent,GabbyDouglashadtoleaveeverythingshe____41____best.Shehadto___42___herbedroominVirginia.Shehadtosay____43____tohertwodogsandtothebeach,whereshelovedto____44____wavesonherboard.Butitwas____45____totaketheleap(飞跃),however____46____itwouldbe.Evenat14,Douglasknewthat.Soshe____47____about1,200milesawayfromhome,to____48____withacoachfromChina.Shelivedwithafamilyshehadnever____49____andeverythingwasnewtoher.Asitturnedout,Douglasdid____50____whatsheneededtodotobecomeOlympicchampionwhenshe____51____twoRussians.TheChinesecoach____52____Douglasintooneofthebestgymnastsinthe____53____,helpingherskyrocketfroman____54____memberofthenationalteamtothetopofthesport.By____55____theOlympicall-aroundtitle,shebecamethefirstblackwomantodoso.She____56____thecompetitionfrombeginningtoend.Shesaidshehadfelt____57____allalongthatshewouldwin.Notsolongago,MarthaKarolythecoordinator(联络人)ofthewomen’snationalteam,didnotthinkDouglashadwhatit____58____tobeanOlympian.Astimewentby,shethought____59____thatshecouldmaketheLondonGames—andwin.“I’mgoingtoinspiresomanypeople,”shesaid.“I’mreadyto____60____.”Andshineshedid.
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。Beijingisacitybridgingtheancientandthemodern.FromBuddhisttemplestomuseums,narrowhutong____61____royalpalaces,itishometomorethan3,000yearsofglorioushistoryevendowntoitslayout,withthecitykeepingitscarefully____62____(build)systemofringroads.Butforallitsancientbuildings,Beijingisalsoaplace____63____welcomesthefast-paceddevelopmentofmodernlife,with21st-centuryarchitectural____64____(wonder)standingsidebysidewithhistoricalbuildingsofthepast.Itisadistinctvisualcontrast(反差)thatshouldn’twork,____65____somehowthesetwoverydifferentworldsmakeagoodcombination.____66____(visit)severaltimesoverthelast10years,I____67____(amaze)bytheco-existenceofoldandnew,andhowacitywasabletokeepsucharichheritage(遗产)whileconstantlygrowing.Asaphotographer,Ihavespentthelasttwoyears___68___(record)everythingIdiscovered.The____69____(remark)developmentofthiscity,whichisconsciouslydesignedtoprotectthepastwhilesteppingintothemodernworld,_____70_____(mean)thereisalwayssomethingnewtodiscoverhere,andIcouldbephotographingBeijingforthenext50years.
AGradingPoliciesforIntroductiontoLiteratureGradingScale90-100,A;80-89,B;70-79,C;60-69,D;Below60,E.Essays(60%)Yourfourmajoressayswillcombinetoformthemainpartofthegradeforthiscourse:Essay1=10%;Essay2=15%;Essay3=15%;Essay4=20%.GroupAssignments(30%)Studentswillworkingroupstocompletefourassignments(作业)duringthecourse.AlltheassignmentswillbesubmittedbytheassigneddatethroughBlackboard,ouronlinelearningandcoursemanagementsystem.DailyWork/In-ClassWritingsandTests/GroupWork/Homework(10%)Classactivitieswillvaryfromdaytoday,butstudentsmustbereadytocompleteshortin-classwritingsortestsdrawndirectlyfromassignedreadingsornotesfromthepreviousclasslecture/discussion,soitisimportanttotakecarefulnotesduringclass.Additionally,fromtimetotimeIwillassigngroupworktobecompletedinclassorshortassignmentstobecompletedathome,bothofwhichwillbegraded.LateWorkAnessaynotsubmittedinclassontheduedatewilllosealettergradeforeachclassperioditislate.Ifitisnotturnedinbythe4thdayaftertheduedate,itwillearnazero.Dailyassignmentsnotcompletedduringclasswillgetazero.Shortwritingsmissedasaresultofanexcusedabsencewillbeaccepted.
BTerriBoltonisadabhandwhenitcomestoDIY(do-it-yourself).Skilledatputtingupshelvesandpiecingtogetherfurniture,sheneverpayssomeoneelsetodoajobshecandoherself.ShecreditstheseskillstoherlategrandfatherandbuilderDerekLloyd.Fromtheageofsix,Terri,now26,accompaniedDerektoworkduringherschoolholidays.Aday’sworkwasrewardedwith£5inpocketmoney.Shesays:“I’msureIwasn’tmuchofahelptostartwithpaintingtheroomsandputtingdowntheflooringthroughoutthehouse.Ittookweeksandiswasbackbreakingwork,butIknowhewasproudofmyskills.”Terri,whonowrentsahousewithfriendsinWandsworth,SouthWestLondon,saysDIYalsosavesherfromlosinganydepositwhenatenancy(租期)comestoanend.Sheadds:“I’vemovedhousemanytimesandIalwaysliketopersonalisemyroomandputuppictures.So,it’sbeenusefultoknowhowtocoverupholesandrepaintaroomtoavoidanychargeswhenI’vemovedout.”WithmillionsofpeoplelikelytotakeonDIYprojectsoverthatcomingweeks,newresearchshowsthatmorethanhalfofpeopleareplanningtomakethemostofthelong,warmsummerdaystogetjobsdone.Theaveragespendperprojectwillbearound£823.Twothirdsofpeopleaimtoimprovetheircomfortwhileathome.Twofifthwishtoincreasethevalueoftheirhouse.ThoughDIYhastraditionallybeenseenasmalehobby,theresearchshowsitiswomennowleadingthecharge.
阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。OneMondaymorning,whilethechildrenwereenjoying“freeplay”,Isteppedtothedoorwayoftheclassroomtotakeabreak.Suddenly,I____1____amovementoftheheavywoodendoor.ThiswastheverydoorI____2____guidedthechildrenthroughtoensuretheirsafetyfromthebittercold.Ifeltachill(寒意)gothroughmybody.Mylegscarriedmetothatdoor,andIpusheditopen.ItwasoneofmykindergartenerswhoIthoughtwas____3____thatday.Hehadbeendroppedoffatschoollateandwas____4____toopenthedoor.Hemusthavebeenwaitingthereforquiteawhile!Withoutaword,Irushedhimtothehospital.Hewastreatedforfrostbiteonhishands.He’dneedtimeto____5____,andwouldn’tcomeforclassthenextday,Ithought.Thenextmorning,oneofthefirstto____6____wasmylittlefrostbittenboy.Notonlydidheruninwithenergy,buthis____7____couldbeheardasloudasever!Igavehimawarmhugandtoldhimhow____8____Iwastoseehim.Hiswordshavestayedwithmealltheseyears,“Iknewyouwouldopenthedoor.”ThatcoldMondaymorning,hewaitedalong,longwhileforadultsto____9____.Toachild,everyminutefeelslikeforever.Hedidn’tattempttowalkbackhome;hewaitedandtrusted.Thisfive-year-oldtaughtmeapowerfullessonin_____10_____.