初一英語(yǔ)基數(shù)詞和序數(shù)詞-全

1、初一英語(yǔ)之基數(shù)詞與序數(shù)詞熱身運(yùn)動(dòng)：12個(gè)月份JnuryFbrryMchprlM_unelygustS_pt_mb_ct_bN_vmbDcmb一、分類(lèi)：英語(yǔ)中數(shù)詞主要分為基數(shù)詞和序數(shù)詞兩類(lèi)。二、基數(shù)詞：表示數(shù)目的詞稱(chēng)為基數(shù)詞。（1）基數(shù)詞的構(gòu)成法： 112的基數(shù)是特殊的，必須牢記。請(qǐng)寫(xiě)下來(lái)： 1319的基數(shù)是在39的基礎(chǔ)上加上后綴-teen'ti：n音同聽(tīng)”）構(gòu)成的。其中13,15,18是特殊的。13thirteen;15fifteen;18eighteen 2090的基數(shù)整數(shù)是在29的基礎(chǔ)上加后綴也ti（*音同踢”）構(gòu)成的。其中20,30,40,50,80是特殊的。20twenty30

2、thirty40forty50fifty80eighty 2199的基數(shù)非整數(shù)是：整數(shù)-個(gè)數(shù)（當(dāng)中要用連字符號(hào)-“'隔開(kāi)）21twenty-one27twenty-seven43forty-three59fifty-nine66sixty-six88eighty-eight93ninety-three99ninety-nine 100900的整百數(shù)是：個(gè)數(shù)（19）+hundred（hundred百”用單數(shù)）100one域a）hundred300threehundred800eighthundred101999的非整數(shù)是：個(gè)數(shù)（19）+hundred+and+整數(shù)-個(gè)數(shù)（沒(méi)有十位數(shù)，就直

3、接用個(gè)位數(shù)）101one域a）hundredandone309threehundredandnine210twohundredandten413fourhundredandthirteen540fivehundredandforty598fivehundredandninety-eight970ninehundredandseventy999ninehundredandninety-nine1000以上的基數(shù)詞在上面的基礎(chǔ)上，再在前面加上個(gè)數(shù)（19）+thousand（thousand干”用單數(shù)）4, 000fourthousand9,000ninethousand1, 001onethous

4、andandone2,008twothousandandeight3, 015threethousandandfifteen4,040fourthousandandforty5, 069fivethousandandsixty-nine6,200sixthousand（and）twohundred7,486seventhousandfourhundredandeighty-six在英語(yǔ)里，數(shù)字（阿拉伯?dāng)?shù)字）通常從個(gè)位數(shù)起往左，每三個(gè)數(shù)用一個(gè)逗號(hào)隔開(kāi)，而漢語(yǔ)習(xí)慣每四個(gè)數(shù)用逗號(hào)隔開(kāi)（注意區(qū)別）從左向右：第一個(gè)逗號(hào)用thousand千第二個(gè)逗號(hào)用million千萬(wàn)第三個(gè)逗號(hào)用billion億第四個(gè)逗

5、號(hào)用trillion萬(wàn)億50,000,000fiftymillion500,000,000fivehundredmillion5,000,000,000fivebillion50,000,000,000fiftybillion練習(xí)：25,025,874,953twenty-fivebilliontwenty-fivemillioneighthundredandseventy-fourthousandninehundredandfifty-three（2）復(fù)數(shù)形式的基數(shù)詞Theywenttothetheatreintwosandthrees他們?nèi)齼蓛傻貋?lái)到了劇院。表示人的不確切歲數(shù)或年代，用幾

6、十的復(fù)數(shù)形式表示Hebecameaprofessorinhisthirties他三十多歲時(shí)成為了教授。Shediedoflungcancerinherforties她四十來(lái)歲時(shí)死于肺癌。Itwasinthe1960s那是在二十世紀(jì)六十年代。三.序數(shù)詞：序數(shù)詞是指表示順序的數(shù)詞英語(yǔ)中基數(shù)詞變序數(shù)詞方法一一口訣口訣解說(shuō)舉例子基變序，有規(guī)律，后面th加上去。在數(shù)詞后回加th。fourffourth一二三，特殊記，后面字母t,d,doone,two,three#殊變。first,secondthird八去t,九去e。整數(shù)中的y要變成ieeight去掉t,nine去掉e。twenty去掉y變成twent

7、ietheight一eighthnine一ninthf來(lái)把ve替。five和twelve的ve要變成f。fiveffifthtwelve-twelfth若是遇到幾十幾，只變個(gè)位就可以。兩位數(shù)或兩位以上數(shù)字只變個(gè)位。thirty-threethirty-third序數(shù)詞前要加the我們一定要牢記。序數(shù)詞前必須加the（上述原則中的除外）thefirstday歸類(lèi)表格（一）基數(shù)詞（數(shù)目/數(shù)量的多少）序數(shù)詞（順序和等級(jí)）1one1-12單獨(dú)記憶first1-12單獨(dú)記憶2twosecond3threethird4fourfourth5fivefifth6sixsixth7sevenseventh8e

8、ighteighth9nineninth10tentemth11eleveneleventh12twelvetwelfeth13thirteen13-19尾加+teenthirteenth13-19尾+th14fourteenfourteenth15fifteenfifteenth16sixteensixteenth17seventeenseventeenth18eighteeneighteenth19nineteennineteenth20twenty20-90（整數(shù)）尾+tytwentieth以ty結(jié)尾的數(shù)詞，改y為i,+eth30thirtythritieth40fortyforieth

9、50fiftyfiftieth60sixtysixtieth70seventyseventieth80eightyeightieth90ninetyninetieth100hundredhundredth21twenty-one依此類(lèi)推twenty-first基數(shù)-序數(shù)36thirty-sixthirty-sixth四、寫(xiě)出下列基數(shù)詞的序數(shù)詞和它們的簡(jiǎn)寫(xiě)形式：例如：onefirst/_121eleveneleventh/111 .（基變序，有規(guī)律，第1,2,3,特殊記，詞尾字母stndrd）one/_two/_three/_twenty-one/twenty-two/twenty-three/

10、thirty-one/2 .（8減t,9減e,詞尾再加th）eight/_nine/_twenty-eight/twenty-nine/3 .（第5和第12要注意，f來(lái)把ve替，詞尾再加th）five/_twelve/_twenty-five/4 .（整十基數(shù)要變序，要把ty變ie,詞尾再加thtwenty/thirty/_forty/_fifty/sixty/seventy/eighty/ninety/五，根據(jù)句子意思填空。1. Children'Day（兒童節(jié)）isontheofJune（六月）.2. Thereare.months（月）inayear（年）.3. Teacher&

11、#39;sDa救師節(jié)）isontheofSeptember（九月）4. Threeplus（力口）sixis.六，選擇填空。5. ）1.Mycousin'sbirthdayinontheofOctober.A.threeB.firstC.thesecond6. 2.Whatdateisittoday?It_'ofApril.A.twelfthB.the12thC.12th（）3.Thereare_daysinaweek.A.thesevenB.seventhC.theseventhD.seven（）4.Sundayisthedayofaweek.A.oneB.firstC.se

12、cond（）5.Twenty-eightminus（減）sixis_.A.thetwenty-secondB.twenty-twoC.twenty-second（）6.Fourplus（力口）一istwelve.A.sevenB.eightC.nine根據(jù)題意，填入合適的數(shù)詞1、Sundayisthe()dayofaweek.2、Septemberisthe()mothofayear.3、Octoberthe(4.Thereare_二、單項(xiàng)選擇)isNationalofayear.daysinFebruary.1. -Howoldisyourson?-.Wehadaspecialpartyfo

13、rhisbirthdaylastSunday.A.Nine;nineB.Nine;ninthC.Ninth;ninthD.Ninth;nine2. Mrs.Turnerhavechildtoday.A.secondB.thetwoC.asecondD.thesecond3. Juneisthemonthoftheyear.A.fiveB.sixC.seventhD.sixth4. ThemonthofayearisDecember.A.twoB.secondC.twelveD.twelfth5. -What'sthedatetoday?-It's.A.MaythefourthB

14、.MayfourC.theMayfourthD.fourthMay6. Septemberisthemonth(月份)oftheyear.A.eighthB.ninthC.tenthD.eleventh7. TherearedaysinFebruary.A.thirtyB.thirty-oneC.twenty-eightD.twenty-six8. Howmanymonthsarethereinayear?ThereareA.elevenB.twelveC.twentyD.twelfth9. TheChangjiangRiverislongestriverinChina.A.thefirstB

15、.thesecondC.thethirdD.thefourth10. Therearemonthsinayear,monthisFebruaryA.twelve;twoB.twelve;secondC.twelve;thesecondD.twelfth；thesecond11. -Whenisyourbirthday,Jeff?-Mybirthday.isA.JanuarythethirtiethB.JanuarythirtyC.ThirtyofJanuaryD.ThirtiethofJanuary12. -Whattimeisitnow?ItisA.elevenandthirtyBeleve

16、nthirtyC.thirtyelevenD.eleventhirty13. Thereareeightclassesinourgrade.I'min.A.GradeThree,ClassTwoB.ClassTwo,GradeThreeC.gradethree,classtwoD.classtwo,gradethree14.1 nourclassofthestudentsgirls.A.three-fifth；areB.threefifth；isC.three-fifths;areD.three-fifths;is()15.Mayisofayear.A.thefifthmonthsB.thefifthmonthC.thefivemonthsD.thefivemonth()16.-HowmanyEnglishbooksarethereonthetable?-ThereisonlyEnglishbookonit.A.aB.anC.oneD.the()17.IsSundaythedayoftheweek?A.aB.oneC.onceD.first()18.MarchtheisWom