中考英语二轮复习语法专题突破+专题四+数词+课件

专题四数词

基数词1.构成数字基数词形式例词0—12各自独立zero0;one1;nine9;twelve1213—193—9+重读-teen结尾特殊:thirteen13;fifteen15;eighteen18一般:fourteen14;sixteen1620—90整十位数以-ty结尾twenty20;thirty30;forty40;fifty50;sixty60;seventy70;eighty80;ninety90两位数(几十几)十位数-个位数twenty-one21;thirty-five35;ninety-eight98三位数(几百几)...hundredand+两

位数sevenhundredandeighty-five785;twohundredandten210多位数从右向左数起,每隔三位数加一个逗号,依次为thousand(千),million(百万),billion(十亿),逗号中间三位数76,832,154,968seventy-sixbillioneighthundredandthirty-twomilliononehundredandfifty-fourthousandninehundredandsixty-eight2.用法(1)基数词一般用来表示数量、年龄、年份、时刻、百分数、四则运

算等。Ineedfiveapples.我需要五个苹果。Sheissixteenyearsold.她十六岁。Themachinewasinventedin2001.这台机器是2001年被发明的。(2)倍数的表达:一倍用once,两倍用twice,三倍及三倍以上用“基数

词+times”来表示。threetimes三倍(3)编号既可用序数词,也可用基数词。thefirstlesson=LessonOne第一课表示房间、住处时常将名词首字母大写。Room206206房间(4)表示长宽高:基数词+单位词(meter,foot等)+长∕宽∕高。fifteenfeetwide15英尺宽(5)表示距离时,用“数词+单位名词”或“数词+名词所有格+方式”。tenkilometers∕miles∕meters10千米∕英里∕米fifteenminutes'walk步行15分钟(6)数词+其他名词构成的名词性短语作定语,名词用单数,使用连字符

连接。a12-year-oldboy一个12岁的男孩Ⅰ.根据句意和首字母提示,写出该单词的正确形式(每空一词)1.—What'sthirtyandten?—It'sf

.(2023武威改编)

2.About100m

peopleusedChatGPTinthefirsttwomonths.(2023连云港)

ortyillionⅡ.用括号内所给单词的正确形式填空1.—It'ssaidthatthetwowomendoctorshavebeentoWuhan.—Yeah,Iknowthem.Theyarebothalreadyintheir

_______

(sixty).

2.Theyworkedfor

(twelve)days,andfinishedthesixthtasksuccessfully.

sixtiestwelve序数词1.构成(1)序数词1—19除了第一(first)、第二(second)、第三(third)是

独立单词外,其余一般是由基数词后加-th构成。但其中第五(fifth)、第八(eighth)、第九(ninth)、第十二(twelfth)的拼

写要特别注意。(2)表示“几十”的整十两位数的序数词是先将词尾中的y变为ie,

再加-th。(3)二十以上的非整十多位数,只需将个位数变成序数词即可,其他保持

不变。(4)序数词的缩写可以用“对应的阿拉伯数字+词尾最后两个字母”来

表示。基变序,有规律,牢记first,second,third;加-th从四起;八减t,九去e;five,twelve两兄弟,f来把ve替;整十基数变序数,ty变成tie;若是碰到几百几十几,只变个位就可以。2.用法(1)表示顺序,其前要加定冠词the,后接单数名词:thefirstwomanastronaut第一位女航天员(2)用于最高级前,表示“第几……的”:thesecondlongestriver第二长河(3)用“a∕an+序数词+单数名词”表示数量上再增加“一”。Ifacouplehavetwochildren,theycanhaveathirdone.

如果一对夫妇有两个孩子,他们可以再生第三个。用括号内所给单词的正确形式填空1.Octoberisthe

(ten)monthofayear.(2022贺州改编)

2.Beijing,thecapitalofChina,istheworld's

(one)citytohosttheOlympicGamestwice.(2022泰州)

tenthfirst分数1.分数的表达法:分子用基数词,分母用序数词。分子大于1时,分母要

变复数。onesecond或a∕onehalf二分之一twothirds三分之二2.“分数+of+名词∕代词”作主语时,谓语动词的单复数与of后面的名

词∕代词的数保持一致。Onethirdofthegirlsaregoodatsinginginourclass.我

们班三分之一的女生擅长唱歌。用括号内所给单词的正确形式填空1.Three

(quarter)oftheareaiscoveredwithforests.

2.—Susan,howmanywomenteachersarethereinyourschool?—Inourschool,three

(four)oftheteachers

___(be)womenteachers.

quartersfourthsare

hundred,thousand,million和billion的用法1.表达具体数字:基数词+hundred∕thousand∕million∕billion500

fivehundred2.表达概数:hundredsof数百的;成百上千的thousandsof数以千计的;成千上万的millionsof数百万的用括号内所给单词的正确形式填空1.Thereare

(hundred)ofpeopleinthesupermarket.It'ssocrowded.

2.Ourschoolissofamousthat

(thousand)ofpeoplecomeandvisititeveryterm.

hundredsthousandsⅠ.根据句意和首字母提示,写出该单词的正确形式(每空一词)1.Thefirefighterssavedeightpeopleinthebigfire,threemenandf

women.(2023杭州)

2.AlthoughI'vemetheronlyonceort

,Icantellthatshehasastrongpersonality.(2023苏州)

3.TheDragonBoatFestivaliscominginJune,thes___

monthofthisyear.(2023乐山)

ivewiceixth4.Asweallknow,theYellowRiveristhes

longestriverinChina.(2021丹东改编)

5.Asweallknow,SundayisthefirstdayofaweekandSaturdayisthes

.(2022金华改编)

6.—Thiswillbemyf

visittotheGreatWall.I'mreallyexcited.

—Really?Ican'tbelieveyou'veneverbeenthereyet.YouarrivedinBeijingalmostayearago!(2022武威改编)econdeventhirst7.Father'sDayisonthet

SundayinJune.Remembertoshowlovetoyourfather.(2022台州改编)

8.Everyyear,t

ofbooksaregivenawaytothechildreninthecountryside.

9.ThisisMr.White'st

visittoBeijing.Hehasbeentheretwicebefore.

10.—Dad,aboutt

quartersofourclassmateswearglasses.—Oh,that'sterrible.Youallshouldtakegoodcareofyoureyes.hirdhousandshirdhree11.—Howdoyousay“1:57”inEnglish?—It'st

totwo.

12.Thenumber“23,456”canbereadas“twenty-threet

,fourh

andfifty-six”.

13.—Canyouwritethenumbers

thousand,sixhundredandtwenty-six?

—Yes,it's65,626.14.Thef

timeIflewonaplaneIwasreallynervous,sinceI'dneverhadsuchanexperience.

hreehousandundredixty-fiveirst15.Herearet

eggsonthetable.O

isforyouandtheotherisforMom.

16.TheMid-AutumnFestivalfallsonthef

dayofthee

monthofthelunarcalendar(阴历).

17.It'se

o'clock.Westillhaveanhourlefttocatchthenoontrain.

18.Tomorrowwearegoingtocelebratemydeargrandpa'se

birthday.

19.Thenumberofthestudentswhotookthetestisaboutthreet

.Andtwot

ofthemaregirls.(2023滨州改编)

woneifteenthighthlevenightiethhousandhirdsⅡ.用括号内所给单词的正确形式填空1.ThispieceofmusicissobeautifulthatI'dliketolistentoita

(two)time.(2023兰州)

2.DongjiangLakeisagoodplacetohavefunand

_________

(hundred)oftouristsgocampingthereinsummer.(2023郴州改编)

3.Nowadays,anumberofpeoplelikethiskindofphonebetter,andaboutfour

(five)ofthemareadults.(2023龙东改编)

secondhundredsfifths4.—IhavebeentoMountFanjingthreetimes.Whataboutyou?—Ihavebeentherethreetimes,too.AndIwouldliketovisitita

(four)time.(2022铜仁改编)

5.—Howdidyoucelebratethe

(hundred)birthdayofCCYL(中国共青团)?

—Wehadapartyforit.6.Igotoachessclub

(two)aweek.(2022武威)

7.Forstudents,the

(six)monthoftheyearisimportantbecauseofexams.(2022十堰改编)

fourthhundredthtwicesixth8.Thenshelita

(four)match.(2022衡阳改编)

9.

(thirty)minutesaftersheleft,itstartedtosnowheavily.(2022扬州改编)

10.Inourcitymuseum,therearemanyoldthingsfromtwo

(thousand)yearsagoonshow.(2022齐齐哈尔)

11.Ilikethe

(five)lessonbestbecausethereisabeautifulpoeminit.(2021遂宁改编)

fourthThirtythousandfifth12.—Weshouldtrytodevote(献身于)ourselvestoourcountrylikeYuanLongping.—Ithinkso.Hestillworkedontheresearchintoagriculture(农业)attheageof

(eighty).(2021鞍山改编)

13.Hegot

(two)birthdaycakesonhis

_____________

(fifteen)birthday.(2021营口改编)

14.ThisSaturdayismy

(fourteen)birthday.(2021梧州改编)

eightytwofifteenthfourteenth15.Abouttwo

(five)ofthestudentsinKailigotoschoolbybus.(2021黔东南改编)

16.Myauntbecameanurseinher

(twenty)andshestilllovesherjobnow.(2021绥化改编)

17.—Excuseme,where'sthelibrary?—Goalongthisroad,andturnrightatthe

(one)crossing.Itisonyourleft.(2021黄冈改编)

18.Ourpartywasfoundedin1921.Wecelebratedherone

(hundred)birthdayonJuly1st,2021.(2021郴州改编)

fifthstwentiesfirsthundredth19.It'sreportedthe

(thirty-two)TokyoOlympicswasputoffbecauseoftheillness.

20.Theoldmanlivesonthe

(eight)floor.

21.Mysonis

yearsold.Todayishis

________

birthday.(twelve)

22.It'snevertoooldtolearn.KarlMaxbegantolearnRussianinhis

(fifty).

23.Dickwillbe

(ninth)nextSunday.We'regoingtoholdapartyforhim.

thirty-secondeighthtwelvetwelfthfiftiesnine24.AdocumentaryaboutYanchengwetlandswasshownatthe

(eight)NiceInternationalFilmFestival.

25.Accordingtoasurvey,fouroutoffivewomendohouseworkathome,butonlytwo

(five)ofmenwoulddoit.

26.Two

(three)ofthecountry'spopulationwillbelivingincitiesin20yea