搜索
初中英语专辑——数词数词分为基数词和序数词。用于表示事物数目的词称为基数词，表示事物顺序的词称为序数词。1.基数词(1000以内的基数词的读法)365—threehundredandsixty-five505—fivehundredandfive2.基数词变序数词的方法：基变序，有规律；词尾要加th。一二三，特殊记；词尾分别tdd。八去t，九去e；ve则以f替。ty则变作ti;后面还有一个e。要是遇到几十几；只将个位变成序。eg.one—firsttwo—secondthree—thirdeight—eighthnine—ninthtwelve—twelfthtwenty—twentiethtwenty-one–-----twenty-firstthirty-secondforty-thirdfifty-fourth3.数词的应用：A、时刻表达法：a.整点：基数词+o’clockeg.It’seighto’clocknow.b.几点几分：1．直接表达法：先小时后分eg.3:25threetwenty-five2.间接表达法：先分后小时1)(30分钟)用past：分钟past小时eg.3:25twenty-five(minutes)pastthree2)(30分钟)用to：(60-分钟数)to(小时数+1)eg.3:35twenty-five(minutes)tofour3)30分钟=half15分钟=aquartereg.3:30threethirty=halfpastthree3:15threefifteen=aquarterpastthree.3:45threeforty-five=aquartertofourB、日期表达法：月日，年（或日月年）1949年10月1日:October1st,nineteenforty-nine=thefirstofOctober,nineteenforty-nine2011年:theyeartwothousandandeleven=twentyhundredandeleven2001年:twentyoone=twothousandandone3月1日:Marchthefirst=thefirstofMarchC、表编号：第207房间：Room207第五课：Lesson5=thefifthlessonD、序数词与不定冠词(a;an)连用表“又一；再一”eg.You’vedoneitthreetimes.Whynottryafourthtime?E、分数的表达：分子（基数）、分母（序数）eg.onethird三分之一twothirds三分之二注意：1.分子超过1时，分母加s2.含分数的短语作主语由分数后的词决定谓语eg.1)Onethirdofthestudentsaregirls.2)Onethirdofthemilkismine.3.分数的特殊形式1)onethird=athird2)onefourth=aquarterthreefourths=threequarters3)onesecond=ahalfF、一些数词的复数+of表约数：hundredsof;thousandsof;millionsofinone’sthirties/twenties/forties----inthe1990sinthe1940s练习()1.Ifyougooutatnight,you’llbeabletosee____starts.A.thousandsofB.thousandofC.ninethousandsofD.thousands()2.Mondayis___dayoftheweek.A.firstB.thefirstC.thesecondD.second()3.You’vedoneittwice.Whynottry____time?A.thirdB.thethirdC.athirdD.once()4.Whichisthe____month?It’sSeptember.A.nineB.ninethC.ninthD.ninety()5.Decemberis___oftheyear.A.thetwelfthmonthsB.thetwelfthmonthC.thetwelvethmonthsD.twelvemonths()6.Therearefloorsinthebuildingandhelivesonthefloor.A.eighteen,fifteenB.eighteenth,fifteenthC.eighteen,fiveteenD.eighteen,fifteenth()7.Iwasborn___,2001.A.onJune2rdB.inJune2ndC.onJunetwoD.onJune2()8.It’s____fromourhometothezoo.A.twoandahalfhours’walkB.ahalfandtwohourswalkC.twohoursandahalfhour’swalkD.twoandahalfhour’swalk()9.Whattimeisitnow?It’s___tosix.A.quarterB.aquarterC.quarterC.aquarter()10.Willyoubebackin____?A.oneortwominutesB.oneminuteortwoC.twominutesoroneD.twooroneminute()11.Mary’sunclewenttoFrance____.A.inhisthirtiesB.onhisthirtiesC.athisthirtiesD.abouthisthirties()12.Theheadmasterwrotea___report.A.twothousandwordsB.two-thousand-wordsC.two-thousandwordsD.two-thousand-word()13.____oftheapplesinthefruitbowlaresoftandsweet.A.Two-thirdB.Second-thirdC.Two-thirdsD.Second-thirds()14.Wehavelearnedabout____thesedays.A.severalhundredsEnglishwordsB.hundredsofEnglishwordsC.hundredofEnglishwordsD.severalhundredEnglishword()15.AUNreportsaysthattheworldpopulationwillpasssevenbillionbytheendof____century.A.twentiethB.twentyC.thetwenty-firstD.thetwentyth中考衔接：()1.—Peter,howoldisyourfatherthisyear?—____.Andwejusthadapartyforhisbirthdaylastweekend.(陕西省)A.Fortieth;fortyB.Forty;fortyC.Forty;fortiethD.Fortieth;fortieth()2.—Shanghaihasopenedits________TVchannel(频道)thatsendsprogramsinforeignlanguages.—Great!IcanimprovemyEnglishoverit.（哈尔滨）A.firstB.afirstC.thefirst()3.About________oftheworkersinthefactorywereborninthe_______.（无锡）A.two-thirds;1970B.two-thirds;1980sC.two-third;1970D.two-third;1970s()4.Themanalsowrote_______ofbeautifulpiecesofmusicfortheorchestra.（天津）A.hundredB.sixhundredC.ahundredD.hundreds()5.Alltheteachersliveon___floor.（长沙)A.thesecondB.twoC.second()6.Basketballissopopularagameintheworldthatpeopleplayitforfunandexercise.(山东)A.millionofB.millionsofC.millionsD.twomillionsof()7.—What’sthematter,Kangkang?（黄冈）—Oh,Ifeelsorrytohearmorethan_______peoplelosttheirlivesintheearthquake(地震)inSichuan.A.sixtythousandsofB.sixtythousandC.sixtythousandofD.thousandof()8.___ofthewarmwateralreadybeenusedup.(08青海西宁)A.Two-third;hasB.Two-third;haveC.Two-thirds;hasD.Two-thirds;have()9.EveryoneknowsRiodeJaneirowillhost_______OlympicGamesinAugust,2016.A.28thB.29thC.the29thD.the31th()10.Overtwenty_______studentstookpartinthemathcompetitionlastyear.（湘潭）A.thousandB.thousandsC.thousandsof()11.Sofar,doctorshavesaved_______people’slivesinthequake-hitarea.(淮安)A.thousandsofB.thousandC.thousandof()12.TheworkistoodifficultforMrXutofinishinaweek.Heneeds_______days.(宿迁)A.moretwoB.twomoreC.twoanotherD.anothermore()13.—Lookatthepicture.Howmanystudentsridetoschoolintheclass?—Oh,thereare_______.(四川广安)A.8B.16C.4()14.—Hurryup.Thereisn’tmuchtimeleft.—Don’tworry.Ineed_______minutestofinishthework.(黑龙江绥化)A.twelveanotherB.anothertwelveC.moretwelve()15.AfterWenchuanearthquake(地震)，_______peoplegottogetheronTian’anmenSquare,callingout“Comeon,China!”.(衡阳)A.fourthousandofB.thousandsofC.severalthousands16.ItisreportedthatpeopleintheworldaresufferingfromtheH1N1flu.(泰安)A.severalthousandsofB.tenthousandsC.thousandsofD.thousands17.Thereare_peopleinthesupermarket.It'ssocrowded.（10莱芜）A．hundredB．hundredsC．hundredofD．hundredsof18.Everyyear,_____peoplegotovisittheirfactory.(广州清远)A.athousandofBthousands