小升初语法专题复习-基数词序数词（讲义）-人教PEP版英语六年级下册

小升初语法上专题复习——数词（基数词&序数词）一、知识点讲解：重点、考点： =1\*ROMANI、数词的概念数词是指表示数目多少或先后顺序的词。=2\*ROMANII、数词的分类数词可分为基数词和序数词两种：表示数目多少的词叫基数词。如:one,two,three,four,five,six,seven,eight...表示先后顺序的数词叫序数词。如:first,second,third,fourth,fifth...（一）基数词——从1数到n1.1—12的基数词是独立的单词即：one，two，three，four，five，six，seven，eight，nine，ten，eleven，twelve。2.13—19的基数词以teen结尾如：fourteen，seventeen等，但13，15，18较特殊，13—thirteen15—fifteen18—eighteen。3.20—90的整十位均以ty结尾如：sixty，ninety，但20，30，40，50，80较特殊，20—twenty，30—thirty，40—forty，50—fifty，80—eighty。十位数与个位数之间要加连字符号“”如：28—twentyeight，96—ninetysix，73—seventythree,55—fiftyfive。百位和“十位”(无“十位”就和“个位”)之间要加and如：148—onehundredandfortyeight，406—fourhundredandsix。896—eighthundredandninetysix,120—onehundredandtwenty（二）关于基数词变序数词。(1)一般情况下，直接在基数词后面加th.（one,two,three除外）。如：1one—first,2two—second,3three—third.(2)以ve结尾的基数词，变ve为f,再加th.如：5five—fifth,12twelve—twelfth.(3)以t结尾的基数词，直接加h。如：8eight—eighth(4)以不发音的字母e结尾的，去掉不发音的字母e，再加th。如：9nine—ninth(5)以y结尾的整十数，在变为序数词时，将y变为ie再加th.如：20twenty—twentieth,30thirty—thirtieth,40forty—fortieth(6)20以上的两位数，变为序数词时，十位数不变，只将“个位”上的数变为序数词。如：21twentyone—twentyfirst， 22twentytwo—twentysecond，34thirtyfour—thirtyfourth, 43fortythree—fortythird.(7)序数词的简写形式：阿拉伯数字+该单词的最后两个字母。如：first—1st,second—2nd,third—3rd,fourth—4th,twentieth—20th.基数词变序数词的口诀：基变序,有规律;一二三特殊记，结尾各是t,d,d(1st,2nd,3rd)八去t九去e，ve要用f替y结尾来变ie，th最后加上去要是遇见几十几，只变个位就可以第一、第二、第三、第五、第八、第九、第十二分别：first，second，third，5five—fifth, 8eight—eighth，9nine—ninth， 12twelve—twelfth， 20twenty—twentieth，40forty—fortieth 25twentyfive—twentyfifth33thirtythree—thirtythird。其余的均在基数词后加th。如：4four—fourth,6six—sixth,7seven—seventh,19nineteen—nineteenth,100hundred—hundredth,1000thousand—thousandth等。序数词有时用缩写形式：如：first—1st,twentysecond—22th.序数词1stfirst 2ndsecond 3rdthird 4thfourth5thfifth 6thsixth 7thseventh 8theighth9thninth 10thtenth 11theleventh 12thtwelfth20thtwentieth 21sttwentyfirst 22ndtwentysecond29thtwentyninth 30ththirtieth 31stthirtyfirst40thfortieth 50thfiftieth 60thsixtieth70thseventieth 80theightieth 90thninetieth100thhundredth基数词&序数词：基数词（表数量）序数词（表顺序）（缩写形式）1onefirst1st第一2twosecond2nd第二3threethird3rd第三4fourfourth4th第四5fivefifth5th第五6sixsixth6th第六7sevenseventh7th第七8eighteighth8th第八9nineninth9th第九10tententh10th第十11eleveneleventh11th第十一12twelvetwelfth12th第十二13thirteenthirteenth13th第十三20twentytwentieth20th第二十21twentyonetwentyfirst21st第二十一22twentytwotwentysecond22nd第二十二23twentythreetwentythird23rd第二十三30thirtythirtieth30th第三十th第三、数词的用法1.基数词表示数量的多少，注意与后面的名词单复数一致,并注意谓语动词的变化。如:Thereisoneeggonthetable.(one一个，egg用单数形式，谓语动词用is)Thereareteneggsonthetable(ten十个，egg用复数形式，谓语动词用are)【注意】:不可数名词不可与基数词连用，不可说twomilk,但可以说twogassesofmilk.序数词表示人或物的排列顺序，意为“第”，序数词前面要用the,如:Sundayisthefirstdayofeveryweek.星期日是每个星期的第一天。Decemberisthetwelfthmonthoftheyear.十二月份是一年的第十二个月。3.序数词前面一般要加定冠词the(或物主代词:my,your,his,her,its,our,their)如：Mayisthefifthmonthinayear.Tomishissecondson.4.如果数字较长，序数词总避免使用，而且读的方法也常常简化：如：第201房间：Room201第201房间：Room201第201房间：Room201练一练1：翻译下列句子。Wednesdayisthefourthdayoftheweek.Therearetwelvemonthsinaday.Twentyminus（减）fiveisfifteen.Helivesonthefourthfloor（楼）.练一练2：()1.Iamin.A.Class5B.5ClassC.Class5th.()2.peoplevisitedourschoolthismorning.A.HundredofB.severalhundredsofC.HundredsofD.twelvehundreds3.（改错）:Therearefivetystudentsinourclass.ABCD4.（改错）:Nowitisthetwentyonecentury(世纪).ABCD二、课堂练习：=1\*ROMANI、写出下列数词的基数词或序数词。（15分）1.

one___________ 2.

two___________ 3.

three___________4.

five___________ 5.

nine___________ 6.

twenty_________7.

eightyfour___________ 8.

twentyfirst___________9.

tenth___________10.ninetysixth___________ 11.forty___________ 12.seventh___________13.eight___________ 14.twelve___________ 15.fiftieth___________=2\*ROMANII、单选选择题。（15分）()1．Thereare_________daysinayear．

A．threehundredandsixtyfive B．threehundredandsixtyfive

C．threehundredsandsixtyfive D．threehundredsandsixtyfive

()2．Dannylivesin__________．

A．room404 B．Room404 C．404room D．404Room

()3．Jimisin__________．（6年级6班）

A．classone，gradesix B．gradeone，classsix

C．ClassOne，GradeSix D．GradeOne,ClassSix

()4．Thebikecostme_________yuan．

A．fivehundredforty B．fivehundredsfourty

C．fivehundredandforty D．fivehundredfourty

()5．Mytelephonenumber（号码）is__________．

A．eightyeighttwofortyfourzeronine B．eighteighttwodoublefourOnine

C．eightyeighttwofortyfourzeronine D．eighteighttwofourfourzeronine

()6．Maryis________girl．

A.an8yearold B．an8yearsold

C.8yearsold D．an8yearold

()7．—Whatdayistoday?

—_________

A．June B．Tuesday

C．Itishot

D．It’sfine

()8．—What’sthedatetoday?

—_________

A．It’sSaturday B．It’sJuly

C．It’sfine

D．It’sJuIy15

()9．—Whattimedoyougetupeveryday?—________

A．It’sseveno’clock B．Seveno’clocktime

C．Atseven D．Onseven()10．Februaryisthe

________monthinayear.A.first

B.second

C.third()11.Eightyminus（减）

. A.fourtyisfourty B.fortyisfifty C.thirtyisfortyD.fiftyisthirty()12.Thereareteachersinthismiddleschool（初中）.

A.threehundredfortyfive B.threehundredsfortyfiveC.threehundredandfortyfive D.threehundredsandfortyfive()13.Myhomeisabout

awayfrom（离得多远）thebookstore. A.twohundredmetre（米） B.twohundredsmetersC.twohundredmeters D.twohundredmetre()14.Sundayis

dayinaweek. A.theone B.last C.thefirst D.thelast（最后）()15.Wewilllearn

today.（我们今天将学第二课）A.thesecondlesson B.TwoLesson C.the2rdlesson D.Lesson2nd=3\*ROMANIII、根据题意，选择正确的一项。（8分）A.fortyA.fortytwoB.sixtynineC.eighteenD.fiftyfourE.ninetyoneF.thirtythreeG.twentysevenH.eighty（1）.17+16=________________ （2）.25+44=_________________（3）.65+15=________________ （4）.8+19=_________________（5）.31+11=________________ （6）.10+8=_________________（7）.29+25=________________ （8）.72+19=_________________=4\*ROMANIV、选出下列单词中不同类的一项。（5分）()（1）A.went B.tookC.visit()（2）A.with B.for C.plant()（3）A.cheese B.crayonC.pencil()（4）A.she B.her C.his()（5）A.fifteen B.twenty C.children=5\*ROMANV、单选选择题。（10分）（）1.Fiftyplus（加）

.A.fourtyisninety B.fortyisninetyC.thirtyisninety D.fiftyisninety（）2.Thereare

studentsinthisschool.

A.fourhundredfiftytwo B.fourhundredsfiftytwoC.fourhundredandfiftytwo D.fourhundredsandfiftytwo（）3.Myhomeisabout

awayfrom（离得多远）theschool.A.threehundredmetre（米） B.threehundredsmetresC.threehundredmetres D.threehundredmetre（）4.Decemberis

andlastmonthinayear.A.thetwelveth B.twelve C.thetwelfth D.twelfth（）5.—What’sthedatetoday? —It’s

.A.nine B.Monday C.June5 D.11:00（）15.

peoplediedinthetrafficaccidentsintheworld. A.Thousandof B.ThousandsofC.Tenthousandsof D.Tenthousandof（）6.Thisisher

birthday,Ithink.A.twenty B.twentieth C.thetwentieth D.thetwenty’s（）7.September

isTeachers’Day.A.theten B.tenth C.thetenth D.theten’s（）8.Thereare

childreninthecountryschool.A.twothousandfivehundredandsixtyB.twothousandsfivehundredandsixtyC.twothousandsfivehundredsandsixtyD.twothousandfivehundredsandsixty()9．WhereistheTVroom?It’sonthe

floor（楼）.A.oneB.first C.two()10．Mondayisthe

dayoftheweek.firstB.second C.third课后小结:巩固练习:=1\*ROMANI、单项选择。(15分)( )1.Wearegoingtolearn________nextweek.A.LessonTwelve B.LessonTwelfthC.TwelveLesson D.theLessonTwelfth( )2.Hischildisnowyearsold.A.nineth,nineteen B.ninth,nineteenC.nineth,ninteen D.ninth,ninteen( )3.1wasbornonAugust.A.fifths B.thefifth C.fifth D.fiveth( )4.Thenextdaywashisbirth.A.sixty B.sixties C.sixtieth D.six( )5.Hewasin.A.105Room B.105thRoom C.Room105 D.theRoor105( )6.Mondayis,dayoftheweek.A.two B.thetwo C.thesecond D.second( )7.Nowitiscentury.A.thetwentyone B.thetwentyoneC.thelwentyfirst D.thetwentyfirst( )8.Onethirdofthisbreadbad.A.is B.are C.am D.be.( )9.Whattimeisitnow?It's.A.thirtytwopastsix B.twentypastsixC.fiftyfivetosix D.thirtytosix( )10.Therearemonthsinayear.A.twelve B.twelfih C.twelveth D.thirteen()11.Look!Thereareinthesky.A.thousand