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PK中考英语湖南,语法专题四数词,1.(2016年衡阳)Hi,Andy!Thereare_floorsinthisbuilding.Whichfloordoyouliveon?Iliveonthe_floor.A.thirty;twenty-secondB.thirty;twenty-twoC.thirtieth;twenty-two2.(2016年湘潭)vistorscometoShaoshantocelebrateChairmanMaosbirthdayonDecember26theveryyearAThousandofBThousandsofCThousand,中考名题体验,A,A,3.(2016年毕节改编)AyearisdividedintomonthsAugustisthemonthoftheyearAtwelve;eight4.(2016年温州)WelcometoLosAngelesHaveyoueverbeenhere?SureIvisitedthiscitythreeyearsagosothisismy_timehereAfirstBsecondCthird,中考名题体验,B,B,5.(2016年咸宁改编)The_BrazilsOlympicgameswillbeheldonAugust5_excitingnewsforthelongsummervacation!Athirty-one;HowaBthirty-first;WhatCthirty-first;Whatan,B,中考名题体验,语法探究,一、数词和分词的构成,(一)数词的分类:数词分为基数词和序数词。基数词表示数目的多少。序数词表示事物的先后顺序,往往与定冠词the连用。1.基数词的构成(1)012单独记。如:zero,one,two,three等。(2)1319的词尾都是teen。如:fourteen,seventeen等,但13thirteen,15fifteen,18eighteen需要特殊记。,(3)20以上的整十的基数词均以ty结尾。20twenty,30thirty,40forty,50fifty,80eighty等。(4)“几十几”要加连字符号“”。48fortyeight,97ninetyseven等。(5)“几百几十”或者“几百几十几”在“百”后加and。156onehundredandfiftysix,509fivehundredandnine。,(6)四位数或者四位数以上的基数词的拼写规律:用逗号从右往左每三位加一个逗号,第一个逗号读作thousand(千),第二个逗号读作million(百万),第三个逗号读作billion(十亿),hundred后莫忘“and”。3,610threethousandsixhundredandten;94,295ninetyfourthousandtwohundredandninetyfive;274,350twohundredandseventyfourthousandthreehundredandfifty等。,2.序数词的构成,(1)“第一”、“第二”、“第三”分别是first,second,third。(2)“第四”到“第十九”除了fifth,eighth,ninth,twelfth是特殊的拼写外,其余的都在相应基数词后面加“th”构成。如:fourth。,(3)20以上的整十的序数词由相应的基数词变y为i,再加“eth”。如:thirtythirtieth;fiftyfiftieth。(4)第一百hundredth;第一千thousandth;第一百万millionth。(5)20以上的非整十的基数词变序数词时,只变化个位数。如:twentyonetwentyfirst;onehundredandoneonehundredandfirst。,基数词变序数词的巧记口诀:基变序,有规律,一、二、三特殊记,first,second,third,从四开始加th,八去t,九去e,五和十二变ve为f再加th,整十变y为ie再加th,若想表示几十几,只变个位就可以。,3.分数的构成分数是由基数词作分子,序数词做分母构成的。除了分子是“1”的情况外,序数词都要用复数。1/3onethird7/9sevenninths,注意,一些特殊的分数表达法:ahalf二分之一aquarter=onefourth四分之一threequarters=threefourth,专项集训,1.volunteerswillgiveoutleafletstoaskpeopletoprotectthewetlands.A.TwohundredsB.HundredsofC.Twohundredof2.Excuseme,whichisthewaytothemuseum?Sorry,Idontknow.Thisismy_timehere.A.firstB.secondC.third,B,A,3.TherearedaysinaweekandTuesdayisdayoftheweek.A.seven,thirdB.seven,thethirdC.seventh,three4LiJiachengplanstogive_ofhismoneytothecharity.Really?Whatakindmanheis!A.onethirdB.onethreeC.onethirds,B,A,5.Lastyear,onehundredEnglishteacherstookpartinthe_EnglishSummerTraining.A.two-monthB.two-monthsC.twomonths6Howwasyourweekend?Great!Itwasmygrandfathersbirthday.Weenjoyedourselves.A.seventyB.seventiethC.theseventieth,A,B,7.Thereareteachersinourschool,_ofthemarewomenteachers.A.twohundreds;threefourthB.twohundred;threefourthsC.twohundred;threeforths8.ThreestudentsranfasterthanLilyintherace.Lilywas_.A.thefourthB.fourC.thethird,B,A,
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