中考语法复习数词课件

数词第一节数词的分类Thereare______U.S.presidentsfromthisuniverstiy.HarvardUniversityis______mostfamousuniversityintheworld.thefirst8序数词基数词分类基数词序数词表示数目多少的词表示顺序先后的词第二节基数词一、基数词的构成一、基数词的构成1.基数很容易

1-12单独记1one,2two,3three,4four,5five6six,7seven,8eight,9nine,10ten11eleven,12twelve2.十几teen

加几后面13thirteen,14fourteen,15fifteen16sixteen,17seventeen,18eighteen

19nineteen3.几十ty几后安20twenty,30thirty,40fourty50fifty,60sixty,70seventy80eighty,90ninety一、基数词的构成4.若要表示几十几，几十加横再加几23twenty-three,35thirty-five65sixty-five,76sixty-six83eighty-three,99ninty-nine5.若问几百几十几，几百and几十几108

6.4位以上基数词口诀：从右向左三逗开，一逗千（thousand）二逗百万（million）三逗十万万（billion）1,001

onethousandandone523,716,234fivebilliontwohundredandthirty-sevenmilliononehundrdandsixty-sixthousandtwohundredandthirty-fouronehundredandeightonehundredandforty-eight146口头练习2,018

134,056,486

twothousandandeighteenonehundredandthirty-fourmillionfifty-sixthousandfourhundredandeighty-six二、基数词的考点Thereare13,000,000booksinthelibrary.读作：thirteenmillionThereareaboutonehundredlibrariesintheuniversity.Therearehundredsofstudentsineverylibrary.具体数字两无（s，of）泛指数字两有（s，of）二、基数词考点（一）具体数字两无（s,of）泛指数字两有（s,of）具体：五千名学生

fivethousandstudentsninehundredworkers九百名工人泛指：成百万颗数millionsoftrees成百个学生

millionsofstudents注：severalhundredteachersTheyhavetwodaughters.HiswifeMichellewasbornin1964,sheis54now.

Attheageof31,hegotmarried.Obamawasbornin1961,heis57yearsoldnow.

MaliaAnnisagirlof19.

Natashaisagirlof17yearsold.

二、基数词考点（一）具体数字两无（s,of）泛指数字两有（s,of）具体：五千名学生fivethousandstudents

九百名工人ninehundredworkers泛指：成百万颗数millionsoftrees

成百个学生millionsofstudents注：sevenhundredteachers（二）年龄表达法3.做定语的年龄：一位10岁的女孩

agirlof10=aten-year-oldgirl1.不确定的年龄：inone's+几十复数2.确定的年龄：atthirty

在三十岁时attheageof30(yearsold)奥巴马出生年份：1961年in1961年月日：1961年8月4日onAug.4th,1961世纪年代：20世纪60年代inthe1960sinthe1960's二、基数词考点（三）时间表达1.日期类

a.年代1961读作：nineteensixty-oneb.年月日1961年8月4日写作：Aug.4th,1961读作：Augustthefourth,nineteensixty-oneC.世纪年代

inthe1960s在20世纪60年代口头练习请把下列日期与代表的节日连起来。Octobor31stFebruary14thOctobororNovemberMarchorAprilHalloweenValentine'sEasterDiwalliJanuary1stAugest15thJune1stDecember25thApril1stAprilFool'sDayChildren'sDayMid-autumnFestivalHappyNewYearChristmasDayIfwintercomes,canspringbefarbehind?冬天来了，春天还会远吗？

——Shelley（雪莱）1792年8月4日（出生）onAug.4th,1792inthe1790s/'s在18世纪90年代③inthe18thcentury在18世纪Imightsaythatsuccessiswonbythreethings:first,effort;second,moreeffort;third,stillmoreeffort.可以说成功需要三件事才能赢得：努力，努力，在努力？

——ThomasHardy（英国诗人小说家哈代）1840年（出生）在19世纪40年代①inthe1840s/'s②inthe19thcenturyMyhighestprincipleis:regardlessofanydifficulties,neveryielding.我的最高原则是：不论面对任何困难，都绝不屈服。

——MarieCurie（波兰物理学家居里夫人）1867年（出生）在19世纪60年代inthe1860s/'sinthe19thcenturyKnowledgeispower.知识就是力量。

——Bacon（英国作家培根）1561年（出生）在16世纪60年代inthe1560s/'sinthe16thcenturyWherethereisawill,thereisaway.有志者，事竞成。

——ThomasEdison（美国发明家爱迪生）1847年（出生）在19世纪40年代inthe1840s/'sinthe19thcenturyHeaskshisdaughterstogotobedat8:30.eightthirtytenpasttententotwoseventosixthirteenpastfiveeightpasttwelve2.时刻表达法：a.o'clock(用法可省)在六点at6（o'clock）时+分后不用o'clock六点半at6:30b.几点几分表达法：先时后分7:05sevenfive

3:30threethirty

6:45sixforty-five≤30分钟分钟past小时

9:20twentypastnine

半点可用half

9:30halfpastnine＞30分钟分钟to(时+1)9:55fivetoten口诀：差“几分”到“几点”，写个“to”字在中间，若是几点“过”几分，还是past来接管，若是嫌此还麻烦，先“点”后“分”也能办。（四）基数词短语（一）整个半一个半小时oneandahalfhoursanhourandahalf五年半

fiveandahalfyearsfiveyearsandahalf一两天

onedayortwooneortwodays（二）额外再多再多2天

another2days2other/moredays（三）每......每三年every3years每隔一天every2dayseveryother(second)day每隔两天every3dayseverythirdday（五）基数词其它表达方式（一）小数表示法1.3meters读作:onepointthreemeters（二）百分数％percent15％fifteenpercentofthestudents(做主)谓复

water(做主)谓单1.TheOlympicGameareheld__________.A.everyfouryearsB.everyfouryearC.everyfourthyearsD.everyfour-years2.Ittookme_________tofindthekeytothedrawer.A.oneandhalfhoursB.oneandahalfhoursC.oneandahlfhourD.oneandhalfhouronepointthreemetersAB3.Theteachersaidthat______oftheboyswouldtakepartinthetalentshow.A.threefiveB.threefives

C.thirdsfifthsD.threefifths4.Weallknowthat______oftheearth______coveredbysea.A.threefourth;isB.threefourths;isC.threefourths;areD.thirdfour;isonepointthreemetersDBfirsttsecondtthirdtfourthtfifthtsixthtseventhteighthtninthttenthteleventhttwelftht一、序数词构成（缩写：数字+序数词两个尾字母）基变序，有规律，词尾加上th;一，二，三特殊记,词尾分别t,d,d;1stfirst;2ndsecond;3rdthird；八去t,九去e;ve要用f替；8theighth;9thninth;12thtwelfth;5thfifth20thtwenty;30ththirtyiethieth整十变y为ie,后面再加th；94thninety-fourth;31stthirty-first;73rdseventy-third;99thninety-ninth.若是遇到几十几，只变个位就可以。二、序数词用法（一）序数词中冠词运用（1）the+序“第几......”thethirdtime第三次

a/an+序“又一，再”athirdtime又一，再一次（2）冠词情况

Tom'ssecondvisitHewas(the)secondintheEnglishexam.

Ihavetofinishmyhomeworkfirst.My(the)first五月一日

atfirst起初

a.序数词前已有限定词

b.表比赛/考试名次，定冠词可省

c.序数词被用做副词

d.在月，日表达中可省

e.一些固搭中(二)序+基考点1.表达编号口诀：名前序，名后基Lesson21=thetwenty-firstlessonLineFour=thefourthline但常用基数词表编号：BusNo.5;Room632;Class2Grade4Thisappleisred._________thisappleisred.

分子分母onefifthOnefifthof(二)序+基考点

分子分母onefifth子基母序

分子分母twofourths分子>1,分母加sahalfaquarter分母若是2和4，half,quarter来代替分数做主语时，同百分数做主语用法一致。2/3ofthestudents______(like)English.2/3ofthetime_____(be)wasted.

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