初一英语序数词课件

PPTcoursewareforordinalEnglishwordsinGradeREPORTING2023WORKSUMMARY目录CATALOGUEIntroductiontoordinalwordsTherulesfortheformationofordinalwordsThedifferencebetweenordinalnumbersandothernumbersTheUsageofOrdinalNumbersPracticeandconsolidationPART01IntroductiontoordinalwordsOrdinalwordsareusedtoexpresstheorderorpositionofthings,soasfirst,second,third,etcTheyarecommonlyusedincombinationwithotherwordstoformphrasesorsentences,forexample,"thefirstdayoftheweek"or"thethirdplacewinner"DefinitionofordinalwordsTheoriginofordinalnumberscanbetracedbacktoambienttimesInambientRome,theuseofordinalnumberswaswidespreadd,andtheywereusedtoexpresstheorderofmilitaryunitsorotherorganizationsOvertime,theuseofordinalnumbersbecausemorecommonandwaseventadaptedbyotherculturesandlanguagesTheOriginandHistoryofOrdinalNumbersOrdinalnumbersarewidelyusedindailylife,suchasinscheduling,ranking,andotherareasForexample,inscheduling,peoplemayuseordinalnumberstoindicatetheorderofevents,suchas"thefirstmeetingonMonday"or"thethirdactivityonWednesday"Inranking,ordinalnumbersareusedtoindicatetheorderofcompetitorsorresults,suchas"thefirstplacewinner"or"thethirdplacerunnerup"TheApplicationofOrdinalNumbersinDailyLifePART02TherulesfortheformationofordinalwordsOrdinalwordswithchangingrulesForexample,"third"isformedbyadding"th"to"3",andremoving"e""Th"addedtotheendofthenumber,and"e"removedForexample,"first"isformedbyadding"th"to"1st""Th"addedtotheendofthenumberForexample,"second"isformedbyadding"nd"to"2""St","nd","rd"addedtotheendofthenumberThefirstruleisnotapplied,and"1st"isusedinstead"1st""2nd""Third"Thesecondruleisnotapplied,and"2nd"isusedinsteadThethirdruleisnotapplied,and"third"isusedinstead030201IrregularlychangingordinalwordsThenumber11isspelledas"eleven",andthenumber12isspelledas"tweet"Therefore,theordinalwordsare"11th"and"12th"Thenumber11and12Thenumbers13to19arespelledas"third","fourth","fifth","sixth","seventh","eighth",and"ninth"Therefore,theordinalwordsareformedbyadding"-th"totheendofeachnumberForexample,"13th","14th",andsoonThenumbers13to19OrdinalwordsinspecialcasesPART03Thedifferencebetweenordinalnumbersandothernumbers

ThedifferencebetweenordinalandCardinalwordsOrdinalnumbersindicateorderorposition,suchas"first","second","third"Cardinalnumbersindicatequantityornumber,suchas"one","two","three"Ordinalnumbersareusedtodescribetheorderofthings,whilecardiacnumbersareusedtocountobjectsQuantifiersareusedtoexpressthequantityornumberofthings,whileordinalwordsareusedtoexpresstheorderofthingsQuantifiers,suchas"some","many","few",areusedtoindicatethequantityornumberofthingsOrdinalwordsareusedtodescribetheorderofthings,suchas"first","second","third"ThedifferencebetweenordinalwordsandqualifiersFractionalwords,suchas"half","quarter","third"areusedtoindicatefractionsorpartsofawholeOrdinalwordsareusedtodescribetheorderofthings,suchas"first","second","third"Fractionalwordsareusedtoexpresspartsorfractionsofawhole,whileordinalwordsareusedtoexpresstheorderofthingsThedifferencebetweenordinalandfractionalwordsPART04TheUsageofOrdinalNumbersVSUseordinalnumberstoindicatetheorderofevents,items,orpeopleForexample,"1st,2nd,3rd"canbeusedtoshowtheorderoffinishinaraceortheorderofimportanceofitemsonalistUseordinalnumberstodescribethepositionofpeopleorthingsinalineorseriesForexample,"5thinline"or"3rdfromtheleft"canbeusedtoindicatesomeone'spositioninagroupReplyorderandpositionUseordinalnumberstoindicatetherankingofcompetitorsorresultsinacompetitionorraceForexample,"1stplace"meansthewinner,"2ndplace"meanstherunnerup,andsoonUseordinalnumberstodescribethelevelorgradeofsomething,suchas"Grade1"or"LevelA"ThiscanbeusedtoindicatethediversitylevelofacourseortheimportanceofaneventIndicatingcompetitionrankingandresultrankingUseordinalnumberstoreportdates,suchas"1stJanuary"or"30thNovember"ThiscanbeusedtoindicatespecificeventsthatoccuronthosedatesUseordinalnumberstoreporttime,suchas"3:15pm"or"4:30am"ThiscanbeusedtoindicatespecifictimesforeventsoractivitiesRepresentativesdateandtimePART05PracticeandconsolidationCompletion01Basicexercises02Fillintheblankswithordinalwords:Provideincompletesentencesandaskstudentstofillinthecorrectordinalwords.03Conversionofordinalwords:Providecardinalsandaskstudentstoconvertthemintoordinalwords.04Ordinalwordsorting:Listsomeordinalwordsandaskstudentstoarrangetheminthecorrectorder.输入标题02010403MultiplechoicequestionsMultiplechoiceexercisesConversionbetweenordinalwordsandadjectives:Provideordinalwordsandaskstudentstochoosethecorrectformofadjectives.Conversionbetweenordinalandcardi