初中英语数词讲解

ExplanationofNumeralsinJuniorHighSchoolEnglish2023-11-25目录contentsCardinalnumberOrdinalnumberwordsTheUsageofNumbersSpecialusageofnumbersPracticeandconsolidationofCardinalnumber01zero0One1Two2Cardinalnumbersfrom0to14Four5Five3ThreeCardinalnumbersfrom0to1038Eight016Six027SevenCardinalnumbersfrom0to19101112Cardinalnumbersfrom0to101020304NineTenElevenTWELVE13Thirteen14Fourteen15FifteenCardinalnumbersof13-1Sixteen16Seventeen17Righteen18Nineteen19Cardinalnumbersof13-1Twenty20Third30Fortune40Cardinalnumbersof20-960Six70Seven50FifthCardinalnumbersof20-980ghty90NinetyCardinalnumbersof20-9Onehuntedandone101Onehungandtwo120Twohunted200threehuntedandsoon300Cardinalwordsabove1Ordinalnumberwords02First,second,third,fourth,fifth,sixth,seventh,eight,nine,tenth,element,twoThesearetheordinalnumbersfrom1to12Theyarecommonlyusedtoindicateorderorposition,suchas"shecamerainfirst"or"hewasthetwotospeak"Ordinalwordsof1-Third,fourth,fifth,sixth,seventh,eighth,ninthThesearetheordinalnumbersfrom13to19Theyareformedbyadding"-th"totheendofthemedicalnumber,exceptfor"fifth"and"sixth"whichuse"-th"Ordinalwordsof13-Twentieth,twofirst,twosecond,twothird,Right,rightfirst,rightsecond,rightthird,ninetiethThesearetheordinalnumbersfrom20to90Theyarecommonlyformedbyadding"-th"totheCardinalnumber,butfornumbersfrom21to29the"-th"isaddedtothefirstpartofthenumber(e.g.,"two-"in"twofirst")Ordinalwordsfrom20toOnehundredth,onehundredandfirst,onehundredandsecond,Onethinking,tenthinking,huntedthinkingThesearetheordinalnumbersabove100Theyarecommonlyformedbyadding"th"totheCardinalnumberHowever,fornumbersvisibleby10thereisno"and"betweentheunitsandtensdigits(e.g.,"onethoughts"insteadof"onethoughtsandfirst")Ordinalwordsabove1TheUsageofNumbers03InEnglish,thepronunciationofayearisgenerallybasedontheprincipleofpronouncingeachnumberseparately.SummaryForexample,2021shouldbepronouncedas"twothousandandtwoone".DetaileddescriptionThePromotionofYearsVSThepronunciationofadateisusually"month+date",forexample,"March15"ispronouncedas"Marchthefifth".DetaileddescriptionForspecificdatessuchas13th,21st,31st,etc.,"the"and"th"needtobeadded.SummarywordThePronunciationofDatesSummarywordThepronunciationoftimegenerallyfollowstheformatof"hour+minute",forexample,"7:15"ispronouncedas"sevenfive".要点一要点二DetaileddescriptionIfthenumberofminutesexceeds30,"past"and"to"canbeusedtoindicateit,forexample,"7:45"canbepronouncedas"sevenfortylive"or"quartertoeight".ThePronunciationofTimeperiSummarywordThepronunciationoffrequencyisgenerallyintheformof"timesaday/week/month".DetaileddescriptionForexample,"threetimesaweek"ispronouncedas"threetimesaweek".ThePromotionofFrequencyThepronunciationofpercentagesisgenerallybasedontheprincipleofpronouncingeachnumberseparately.ConclusionForexample,25%shouldbepronouncedas"twofivepercent".DetaileddescriptionThePromotionofPercentageSpecialusageofnumbers04FractionwordsareusedtoexpressfractionsForexample,"half"means1/2,"quarter"means1/4,and"third"means1/3Whenusingfractionwords,thenumberbeforethefractionwordisthedenominator,andthenumberafterthefractionwordisthenumeratorForexample,in"twothird","two"isthedenominator,and"three"isthenumeratorFractionwordscanalsobeusedwithmeasurementunitssuchasinches,feet,kilometers,etc.Forexample,"twothirdofamile"means2/3ofamileTheusageoffracturewordssuchas"half","quarter","third",etcComparativewordscanalsobeusedwithobjectivesoradvertisementstodescribethedifferencebetweentwoitemsForexample,"JohnismoreintelligentthanMary"meansthatJohnismoreintelligentthanMaryComparativewordsareusedtocomparetwoormoreitemsForexample,"more"meansmorethan,"less"meanslessthan,and"than"isusedtocomparetwoitemsWhenusingcomparativewords,theitembeforethecomparativewordisthesubject,andtheitemafterthecomparativewordistheobjectForexample,in"JohnhasmoremoneythanMary",JohnisthesubjectandMaryistheobjectTheusageofcomparativewordssuchas"more","less","than",etc01PositivecasesareusedtoshowpositionorownershipForexample,"his"meanshispositionorownership,"her"meansherpositionorownership,and"its"meansitspositionorownership02Whenusingpassivecases,thepassivecaseiscommonlyusedwithanountoshowsessionorownershipForexample,in"John'sbook","John's"meansJohn'spositionorownershipofthebook03Positivecasesarealsousedwithpersonalpronunciationssuchas"I","you","he","she",etc.Forexample,in"mybook","my"meansmypositionorownershipofthebookTheusageofpassivecasessuchas"his","hers","its",etcPracticeandconsolidationof05FillintheblankswiththecorrectformsofnumbersForexample:Fillintheblanksinthefollowingsentenceswiththeappropriateformsofnumbers:"Ihavethreeapples.Theyarenotripeyet."Answer:"Ihavethreeapps.Theyarenotripeyet."(Correct)FillintheblankpracticeForexample:"Whichisthecorrectwaytosay'twoplusthree'inEnglish?"Answer:"Thecorrectwaytosay'twoplusthree'inEnglishis'twoplusthreeequalsfive'."ChoosethecorrectanswerfromamongfouroptionsChooseexercisesReadt