2024-2025学年广东省江门市英语初三上学期模拟试卷与参考答案

2024-2025学年广东省江门市英语初三上学期模拟试卷与参考答案一、听力部分（本大题有20小题，每小题1分，共20分）1、Question:Listentotherecordingandchoosethecorrectanswertothequestion.Recording:(Afemalevoicespeakingslowlyandclearly)“Goodmorning,everyone.Today’sweatherreportsaysitwillbesunnywithahighof22degreesCelsius.Perfectforapicnicoroutdooractivities.”Question:What’stheweathergoingtobeliketodayaccordingtothereport?Rainy.Sunny.Cloudy.Answer:B)Sunny.Explanation:Therecordingstates,“Today’sweatherreportsaysitwillbesunnywithahighof22degreesCelsius.”Therefore,theanswerisB,sunny.2、Question:Listentotheshortconversationandfillintheblankwiththemissingword.Recording:(Twostudentstalking)StudentA:“Hey,didyoufinishyourmathhomeworklastnight?”StudentB:“Yeah,justabouttoturnitin.ButIstruggledwiththatlastproblem.Itwasquite_______.”StudentA:“Yeah,metoo.Let’saskMr.

Smithforhelpafterclass.”Question:Fillintheblank:Itwasquite_______.easyboringchallengingAnswer:C)challenging.Explanation:Fromtheconversation,StudentBsays,“ButIstruggledwiththatlastproblem.Itwasquite_____.”Strugglingwithaproblemimpliesthatitwasdifficultorchallenging,sothemostappropriatewordtofillintheblankisC,challenging.3、Listentothedialogueandchoosethebestanswertothequestion.Question:Whattimedoesthetrainleave?A.At8:30.B.At9:00.C.At9:30.Answer:B.At9:00.Explanation:Inthedialogue,thewomanaskstheman,“Whattimedoesthetrainleave?”Themanreplies,“Itleavesat9o’clock.”Therefore,thecorrectanswerisB,“At9:00.”4、Listentotheshortpassageandanswerthequestion.Question:Howmanybooksdoesthespeakerhave?A.Two.B.Three.C.Four.Answer:C.Four.Explanation:Intheshortpassage,thespeakersays,“Ihavefourbooksonmydesk.Twoofthemarenovels,andtheothertwoaretextbooks.”Thisclearlyindicatesthatthespeakerhasfourbooksintotal.Therefore,thecorrectanswerisC,“Four.”5、Question:Listentotherecordingandchoosethecorrectanswertothequestion.WhattimedoesthetrainleaveforLondon?A.9:00amB.10:00amC.11:00amAnswer:BExplanation:Therecordingstates,“ThenexttraintoLondondepartsat10:00amfromplatform5.”Therefore,thecorrectanswerisB,10:00am.6、Question:Listentothedialogueandselectthebestresponsetocompletetheconversation.Man:Excuseme,couldyoutellmewherethenearestbookstoreis?Woman:Sure,it’sjustaroundthecornerontheleft.Youcan’tmissit.Man:Thankyou.Isitopennow?Woman:_______A.No,it’sclosedtoday.B.Yes,itopensat9amandclosesat9pm.C.I’mnotsure,Ihaven’tbeenthereinawhile.Answer:BExplanation:Thewomaninformsthemanthatthebookstoreislocatednearbyandthenwhenaskedifit’sopen,shegivesacleartimeframeofitsoperatinghours,statingthatitopensat9amandclosesat9pm.ThisdirectlycorrespondstooptionB.7、Listentothedialogueandchoosethebestanswertothequestion.Question:Whatdoesthemanwanttodo?A.Borrowabook.B.Returnabook.C.Findabook.Answer:BExplanation:Inthedialogue,themansays,“Excuseme,Ineedtoreturnthisbooktothelibrary.”Thisclearlyindicatesthathewantstoreturnabook,sotheanswerisB.8、Listentothepassageandfillinthemissinginformation.Passage:JohnisastudentatGreenHighSchool.Helovesplayingbasketballandhe’sintheschool’sbasketballteam.HisfavoritebasketballplayerisLeBronJames.Johnpracticesbasketballeverydayafterschool.Hebelievesthathardworkanddeterminationarethekeystosuccess.Lastyear,histeamwonthecitychampionship.Question:WhatisJohn’sfavoritebasketballplayer?Answer:LeBronJamesExplanation:Thepassagestates,“HisfavoritebasketballplayerisLeBronJames.”Therefore,theanswerisLeBronJames.9、Listentothedialogueandchoosethebestanswertothequestion.Question:Whattimedoesthetrainleave?A.At8:30.B.At9:00.C.At9:30.Answer:B.At9:00.Explanation:Inthedialogue,thespeakersays,“Thetrainleavesat9o’clocksharp.Pleasebethereatleast15minutesbeforedeparture.”Thisclearlyindicatesthatthetrainleavesat9:00AM,sothecorrectanswerisB.10、Listentotheshortpassageandcompletethesentencewiththemissingword.Thepassagetalksabouttheimportanceof_______inlearningaforeignlanguage.A.practiceB.grammarC.vocabularyAnswer:A.practiceExplanation:Thepassagelikelyemphasizesthesignificanceofactivelyusingthelanguagethroughpractice,suchasspeaking,listening,reading,andwriting,inordertoimprovefluencyandcomprehension.Whilegrammarandvocabularyarealsoimportant,thecontextsuggeststhat“practice”isthemissingwordthatbestcompletesthesentence.11、Question:Listentothedialogueandchoosethebestanswertothequestion.What’stheman’sfavoritesport?A.Basketball.B.Football.C.Swimming.Answer:A.Basketball.Explanation:Inthedialogue,thewomanaskstheman,“What’syourfavoritesport?”andthemanreplies,“Basketball.Iloveplayingitinmyfreetime.”Thisclearlyindicatesthattheman’sfavoritesportisbasketball.12、Question:Listentothepassageandanswerthequestion.Whendoestheschoollibraryopenonweekdays?A.8:00a.m.B.9:00a.m.C.10:00a.m.Answer:B.9:00a.m.Explanation:Thepassagestates,“Theschoollibraryopensat9:00a.m.onweekdaysandclosesat5:00p.m.”Thisdirectlyanswersthequestionaboutthelibrary’sopeningtimeonweekdays,whichis9:00a.m.13、Listentothedialogueandchoosethebestanswertothequestion.Question:WhattimedoesthetrainleaveforLondon?A.At8:30am.B.At9:00am.C.At9:30am.Answer:BExplanation:Inthedialogue,thespeakersays,“ThetrainforLondonleavesat9o’clockinthemorning.”Thisclearlyindicatesthatthetrainleavesat9:00am,makingoptionBthecorrectanswer.14、Listentotheshortpassageandanswerthequestion.Question:Howmanybooksdoesthespeakerrecommendforbeginners?A.Twobooks.B.Threebooks.C.Fourbooks.Answer:AExplanation:Thespeakerintheshortpassagementions,“Forthosejuststartingout,Iwouldrecommendtwobooksinparticular.”Thisdirectlystatesthatthespeakerrecommendstwobooksforbeginners,makingoptionAthecorrectanswer.15、Listentotheconversationandchoosethebestanswertothequestion.Question:Whattimedoesthemoviestart?A.At7:00p.m.B.At7:30p.m.C.At8:00p.m.Answer:BExplanation:Intheconversation,thespeakersays,“Themoviestartsat7:30p.m.Soweneedtobethereatleast15minutesbeforethat.”Thisindicatesthatthemoviestartsat7:30p.m.,matchingoptionB.16、Listentotheshortpassageandfillintheblankwiththemissingword.Passage:(Textaboutatriptothemuseum)…Themuseumisopenfrom9:00a.m.to5:00p.m.everydayexcept_________.Answer:SundaysExplanation:Thepassagementionsthatthemuseumisopeneverydayexceptoneday.Inthecontextoftypicalmuseumhours,Sundaysareoftenthedaywhenmuseumsareclosed.Therefore,themissingwordthatcompletesthesentenceis“Sundays.”17、Listentotheconversationandchoosethebestanswertothequestion.Question:Whatdoesthemansuggestthewomandotorelax?A.Goforawalk.B.WatchTV.C.Readabook.Answer:AExplanation:Intheconversation,themansays,“Whydon’tyougoforawalkafterdinner?It’sagreatwaytorelaxandenjoythefreshair.”Thisdirectlysuggestsgoingforawalkasawaytorelax,matchingoptionA.18、Listentotheshortpassageandcompletethemissinginformation.Thepassagetalksaboutthreetipsforstayinghealthyduringwinter.Thefirsttipistowear_______clothingthatkeepsyouwarmbutalsoallowsyoutomovefreely.Thesecondtipistoeatplentyoffruitsandvegetables,especiallythoserichinvitaminC,toboostyourimmunesystem.Thethirdtipistodrinkplentyofwater,eventhoughitmightbecoldoutside,tokeepyourbodyhydrated.Answer:warmandcomfortableExplanation:Thepassagementionsthefirsttipas“wearwarmandcomfortableclothingthatkeepsyouwarmbutalsoallowsyoutomovefreely.”Hence,themissinginformationshouldbe“warmandcomfortable.”19、Listentothepassageandchoosethebestanswertothequestion.Question:WhattimedoesthetrainleaveforLondon?A.At9:15am.B.At10:15am.C.At11:15am.Answer:BExplanation:Thepassagestates,“ThetraintoLondonleavesat10:15amfromplatform3.”SothecorrectanswerisB,At10:15am.20、Listentothedialogueandfillintheblankwiththemissingword.Man:Excuseme,wherecanIfindthe_______room?Woman:It’sonthesecondfloor,nexttothelibrary.Answer:readingExplanation:Thewomanresponds,“It’sonthesecondfloor,nexttothelibrary.”Thissuggeststhatthemanisaskingaboutaroomrelatedtoreading,hencethemissingwordis“reading.”二、阅读理解（30分）Title:TheImportanceofReadingReadingisafundamentalskillthathasthepowertoenrichourlivesincountlessways.Itisawindowtotheworld,allowingustoexploreplaceswemayneverphysicallyvisit,experienceemotionsandsituationsbeyondourown,andgainknowledgeandwisdomfromgenerationspast.Intoday’sfast-pacedsociety,whereinformationisreadilyavailableatourfingertips,thesignificanceofreadingcannotbeoverstated.Firstandforemost,readingfostersimaginationandcreativity.Books,especiallythoseintherealmoffiction,transportustofantasticallands,introduceustoextraordinarycharacters,andchallengeustothinkoutsidethebox.Thisimaginativeprocessstimulatesthemind,encouragesoriginalthought,andcaneveninspireinnovationinourdailylives.Furthermore,readingenhanceslanguageskills.Aswedelveintowrittenworks,weareexposedtoadiverserangeofvocabulary,grammaticalstructures,andstylisticdevices.Thisexposurenotonlyenrichesourownlanguagebutalsoimprovesourcommunicationabilities,makingusmorearticulateandpersuasive.Moreover,readingisasourceofknowledgeandpersonalgrowth.Booksonhistory,science,philosophy,andmoreprovideawealthofinformationthatcanbroadenourhorizonsanddeepenourunderstandingoftheworld.Theycanalsoinspireself-reflection,helpingustoidentifyourstrengthsandweaknesses,andguidingustowardspersonalimprovement.Lastly,readingpromotesempathyandunderstanding.Byimmersingourselvesinthestoriesofothers,welearntoseetheworldfromdifferentperspectives,toappreciatediversity,andtodevelopadeepersenseofcompassionforourfellowhumanbeings.Thisempathyisessentialforbuildingstrong,harmonioussocieties.Inconclusion,readingisavitalskillthatshouldbenurturedandencouragedateverystageoflife.Itofferscountlessbenefits,fromenhancingourimaginationandlanguageskillstobroadeningourknowledgeandfosteringempathy.So,pickupabooktodayandembarkonajourneyofdiscovery,growth,andenlightenment.Questions:Whatisthemainideaofthepassage?Thebenefitsofreadingfictionbooks.Thechallengesofreadingintoday’ssociety.Theimportanceofreadinginenrichingourlives.Thedifferentgenresofbooksavailableforreading.Answer:CAccordingtothepassage,howdoesreadingfictioncontributetopersonalgrowth?Byprovidingpracticaladviceforeverydayproblems.Bystimulatingimaginationandencouragingoriginalthought.Byteachingspecificskillsforcareeradvancement.Byimprovingphysicalhealthandwell-being.Answer:BWhichofthefollowingisNOTmentionedasabenefitofreading?Enhancinglanguageskills.Providingasourceofentertainment.Fosteringempathyandunderstanding.Broadeninghorizonsanddeepeningknowledge.Answer:B(Providingasourceofentertainmentisnotexplicitlymentionedasabenefitinthepassage,althoughreadingcancertainlybeenjoyable.)三、完型填空（15分）SectionIII:ClozeTestDirections:Readthepassagecarefully.Thenchoosethebestanswertoeachofthequestionsorunfinishedsentencesbyreferringtotheoptionsgiven.ThesunwasshiningbrightlyasIwalkeddownthestreet,feelingexcitedaboutmyupcomingvacation.IthadbeenalongtimesinceIhadtakenabreak,andtheprospectofaweekawayfromthehustleandbustleofdailylifewasincrediblyappealing.AsIapproachedthe(1)_____station,IrealizedIhadforgottentopackmyfavoritebook.Aslightpangofdisappointmentwashedoverme,butIquicklyshruggeditoff,remindingmyselfthattherewouldbeplentyofotherthingstodoandseeonmytrip.Thetrainridewaspleasant,andthesceneryoutsidethewindowkeptme(2)_____.Iarrivedatmydestinationfeelingrefreshedandreadyforadventure.Myfirststopwasthelocalmarket,wheretheairwasfilledwiththe(3)_____offreshfruitsandvegetables,andthechatterofvendorstryingtoselltheirwares.Iwanderedthroughthestalls,marvelingatthevarietyofgoodsondisplayandoccasionallystoppingtotastesomethingnew.Laterintheday,Ifoundmyselfsittingbytheriver,watchingthewaterflow(4)_____.Thesoundofthewaterwassoothing,andIcouldn’thelpbutfeelgratefulforthismomentofpeaceandtranquility.Asthesunbegantoset,Ipackedupmybelongingsandmademywaybacktomyaccommodation,readytoplanthenextday’sadventures.Despitetheinitialdisappointmentaboutmyforgottenbook,Irealizedthatthejourneyitselfwasthetrueadventure.Thereweresomany(5)_____experienceswaitingtobediscovered,andIwaseagertoembracethemall.A.trainB.busC.subwayD.airportAnswer:AA.occupiedB.confusedC.annoyedD.amusedAnswer:AA.tasteB.sightC.smellD.soundAnswer:CA.slowlyB.violentlyC.steadilyD.nervouslyAnswer:CA.routineB.unforgettableC.mundaneD.predictableAnswer:B四、语法填空题（本大题有10小题，每小题1分，共10分）1、Theteacheraskedustoturninourhomeworkontime,andwe________(do)it.Answer:didExplanation:句子中出现了并列连词”and”，连接了两个并列的句子。前半句是”Theteacheraskedustoturninourhomeworkontime”，使用了过去时态的动词”asked”；根据并列句的时态一致性原则，后半句中的动词”do”也应该使用相应的过去时态，即”did”。2、Look!Thetrain________(arrive)atthestation.Hurryup!Answer:isarrivingExplanation:句子中的”Look!“提示我们这是一个正在进行的动作。另外，”Hurryup!“也暗示了火车正在接近车站，是一个正在发生的动作。因此，我们需要使用现在进行时态来表示这个正在发生的动作。”Thetrain”是第三人称单数主语，所以动词”arrive”需要加上”is”来构成现在进行时态，即”isarriving”。3、______(watch)TVtoomuchisbadforyoureyes.Answer:WatchingExplanation:本题考查动名词作主语。题干的意思是：“_____太多电视对你的眼睛有害。”分析句子结构可知，空白处作主语，而动词不能单独作主语，应使用动名词形式，所以空白处应填watching。4、They______(notgo)toschoolonSundays.Answer:don’tgoExplanation:本题考查一般现在时的否定句。题干的意思是：“他们星期天_____去学校。”根据题干中的“onSundays”可知，句子描述的是经常性的动作，应使用一般现在时。题干的主语是“they”，是复数形式，所以助动词应使用do的否定形式don’t，后面的动词go使用原形。因此，本题答案是“don’tgo”。5、Thetwinsaregoodatdancing.Theyoftenpractice_____(dance)inthegym.Answer:dancingExplanation:Theword“practice”isoftenfollowedbyaverbinthe“-ing”form,whichisknownasagerund.Inthissentence,“practice”isusedtodescribeanongoingactivity,so“dancing”isthecorrectformtouseafter“practice”.6、I’msorryIcan’tansweryourquestionbecauseI_____(not/see)thefilmyet.Answer:haven’tseenExplanation:Theuseof“yet”inthissentencesuggeststhattheactionofseeingthefilmhasnothappenedupuntilnow.Therefore,thepresentperfecttense,whichisusedtoexpressanactionthatbeganinthepastandhascontinuedupuntilnow,isappropriate.Thenegativeformofthepresentperfecttenseisformedbycombining“have/has”with“not”andthepastparticipleoftheverb.Here,“haven’tseen”isthecorrectform.7、______isthecapitalofAustralia?Answer:SydneyExplanation:ThisquestionisaskingforthecapitalcityofAustralia.ThecorrectanswerisSydney,whichisthelargestandmostpopulouscityinAustralia,andservesasitscapitalcityforadministrativepurposes.8、I______(watch)TVlastnight,butmysister______(read)abook.Answer:watched;readExplanation:Thesentenceisinthepasttense,indicatedbythetimeadverb“lastnight”.Therefore,theverbsshouldbeintheirpasttenseforms.“Watched”isthepasttenseof“watch”,and“read”isanirregularverbthatremainsthesameinitspasttenseform(althoughitispronounceddifferently).Thesentencemeans“IwatchedTVlastnight,butmysisterreadabook.”9、MysisterisstudyinginaschoolinLondon.She_______theresinceSeptemberlastyear.A.isB.wasC.hasbeenD.willbeAnswer:CExplanation:本题考查时态。题干的意思是：“我姐姐在伦敦的一所学校学习。她_____自从去年九月。”根据句意和sinceSeptemberlastyear可知，句子描述的是从过去某一时间开始一直延续到现在的动作或状态，且可能继续下去，因此应该用现在完成时，其结构为have/has+done。be是系动词，was是be的过去式，willbe是be的一般将来时，均不适用于本句，可排除。hasbeen是现在完成时的结构，表示“已经在那里”，符合语境，因此选项C正确。10、—WhatareyougoingtodonextSunday?—I’mnotsure.I_______gotothecinemawithmyfamily.A.mustB.mayC.can’tD.needn’tAnswer:BExplanation:本题考查情态动词。题干的意思是：“—下个星期天你打算做什么？—我不确定。我_____和我的家人一起去看电影。”must意为“必须”，may意为“可能”，can’t意为“不能”，needn’t意为“不需要”。根据句意可知，此处表示“我不确定我是否会和家人一起去看电影”，表示可能性，因此may符合题意。must表示必须，语气较为强烈，可排除；can’t表示不可能，不符合句意，可排除；needn’t表示不需要，可排除。因此，本题的正确答案是：B.may。五、简答题（本大题有5小题，每小题2分，共10分）1、Whatisthedifferencebetweenthepresentsimpletenseandthepresentcontinuoustense?Provideanexamplesentenceforeach.Answer:Thepresentsimpletenseisusedtoexpresshabits,generaltruths,facts,ortomakearrangementsinthenearfuture.Itdoesnotemphasizetheongoingaction.Forexample:“IplaytenniseverySaturday.”Thepresentcontinuoustense,ontheotherhand,isusedtodescribeanactionthatishappeningrightnow,oranactionthatisplannedorexpectedtohappeninthenearfuture.Itemphasizestheongoingnatureoftheaction.Forexample:“Iamplayingtenniswithmyfriendsnow.”Explanation:Thepresentsimpletensefocusesonactionsthatareroutine,habitual,orgeneralfacts.Itdoesn’tnecessarilymeantheactionishappeningatthisverymoment.Thepresentcontinuoustense,ontheotherhand,emphasizesthatanactionishappeningrightnoworwillhappenverysoon.Itisoftenusedwithtimeexpressionslike“now,”“atthemoment,”orinthenearfuturewithphraseslike“thisweekend.”2、Whatisthepassivevoice,andhowdoyouformitinEnglish?Provideanexamplesentence.Answer:Thepassivevoiceisagrammaticalstructureusedtofocusattentionontheobjectofanactionratherthanthesubjectperformingtheaction.Itisformedbyusingtheverb“tobe”plusthepastparticipleofthemainverb.Examplesentence:“ThebookwaswrittenbyJohn.”Explanation:Intheexamplesentence,“Thebook”isthesubjectofthesentence,butitisnottheoneperformingtheaction.Theactionisbeingdonetothebook,whichiswhythesentenceisinthepassivevoice.Thepastparticipleof“write”is“written,”anditiscombinedwiththeverb“tobe”inthepasttense(“was”)toformthepassivevoice.Theoriginalactivevoicesentencewouldbe“Johnwrotethebook.”Noticethatthesubjectandobjecthaveswappedplaces,andtheverbformhaschangedtoreflectthepassivevoice.3、WhatistheimportanceofreadingcomprehensioninEnglishlearning?Answer:ReadingcomprehensionisofparamountimportanceinEnglishlearning.Itenhancesvocabularyexpansion,improvesgrammaticalunderstanding,andfosterscriticalthinkingskills.Throughreading,studentsgainexposuretodiversewritingstyles,themes,andculturalcontexts,therebybroadeningtheirperspectivesandenhancingtheirabilitytocommunicateeffectivelyinEnglish.Explanation:Readingcomprehensionisacrucialaspectoflanguageacquisitionasitallowslearnerstoactivelyengagewithwrittentext,comprehendingmeaning,andextractinginformation.Thisprocessnotonlyhelpsstudentsbuildastrongfoundationofvocabularyandgrammarbutalsotrainsthemtoanalyze,evaluate,andsynthesizeinformation,skillsthatareessentialforacademicandpersonalgrowth.4、ExplainthebenefitsofpracticingEnglishconversationregularly.Answer:PracticingEnglishconversationregularlyoffersnumerousbenefits.Itenhancesfluencyandpronunciation,improveslisteningcomprehension,andfostersconfidenceinspeakingthelanguage.Additionally,itprovidesopportunitiestolearnidiomaticexpressions,enhancesculturalawareness,andbuildsrelationshipswithEnglishspeakersfromdiversebackgrounds.Explanation:Regularconversationpracticeisvitalfordevelopingproficiencyinanylanguage.Byengaginginconversations,learnersareabletoapplytheirlanguageskillsinreal-lifesituations,whichleadstoimprovedfluencyandpronunciation.ListeningtoandrespondinginEnglishalsostrengthenslisteningcomprehension.Furthermore,suchpracticeexposeslearnerstovariousaccents,dialects,andculturalnuances,therebybroadeningtheirlinguisticandculturalhorizons.Lastly,theabilitytocommunicateeffectivelyinEnglishfostersasenseofaccomplishmentandconfidence,whichcanmotivatelearnerstocontinueprogressingintheirlanguagejourney.5、Question:Whatisthepurposeofusingpresentcontinuoustensetotalkaboutfuturearrangements?Provideanexamplesentence.Answer:Thepurposeofusingthepresentcontinuoustensetotalkaboutfuturearrangementsistoemphasizethattheplanorarrangementisalreadymadeoragreedupon.Itgivesasenseofimmediacyandcertaintytothefutureevent.ExampleSentence:“WearemeetingJohnforlunchatnoontomorrow.”Explanation:Inthissentence,theuseof“aremeeting”indicatesthatthelunchmeetingwithJohnhasalreadybeenarrangedandagreedupon,makingitadefinitefutureevent.Thepresentcontinuoustensehelpsconveythissenseofcertaintyandimmediacy.六、书面表达题（15分）SectionVI:WrittenExpressionTask:ImagineyouareLiHua,astudentfromamiddleschoolinChina.YouhaverecentlyparticipatedinanonlineinternationalexchangeprogramwhereyouwerepairedwithastudentfromtheUnitedStates,Emily.WritealettertoEmily,sharingyourexperienceoftheprogram,includingwhatyoulearned,howithasbroadenedyourhorizons,andaninvitationforhertovisitChinasomeday.Yourlettershouldinclude:Abriefintroductionofyourselfandtheprogram.Detailsofwhatyoulearnedandhowitimpactedyou.Examplesofculturaldifferencesyouencounteredandhowyouovercamethem.Yourpersonalgrowthandnewperspectivesgained.AheartfeltinvitationforEmilytovisitChina.WordLimit:100-120wordsSampleAnswer:DearEmily,Ihopethisletterfindsyouwell.MynameisLiHua,andIwasthrilledtobepartoftheonlineinternationalexchangeprog