2024年中考英語詞匯專項(xiàng)復(fù)習(xí)《數(shù)詞》

2024年中考英語專項(xiàng)復(fù)習(xí)《數(shù)詞》

基數(shù)詞變序數(shù)詞口訣:

基變序，很容易,詞尾加上-th：

一二三，特殊記，八加h,九減e,f來把ve替;

若是遇上整十?dāng)?shù)，ty變作tie：

若是遇上幾十幾，只變各位就可以。

數(shù)詞的用法

1.編號

編號可用基數(shù)詞或序數(shù)詞表示：

(1)基數(shù)詞位于名詞之后，且名詞首字母要大寫

(2)序數(shù)詞位于名詞之前，并加定冠詞

eg：66路公交車:Bus66、BusNo.66No.66Bus

第100頁：Page100或thelOO’hpage

332號房間：Room332、RoomNo.332theNo.332Room

2.日期、年代

(1)用基數(shù)詞表示“年''，年代是四位數(shù)時(shí)，常先讀讀前兩位數(shù)，再讀后兩位數(shù)。

Eg:2023年讀作twentytwenty-three

(2)英語中通常為“月、日、年“

Eg:2009年10月25日:October25(th),2009

讀作Octoberthetwentyfifth,twothousandandnine

(3)表達(dá)"世紀(jì)……年代"時(shí)，在表達(dá)年份的阿拉伯?dāng)?shù)字后加-s或」s。

Eg:20世紀(jì)90年代:the1990s或the1990's讀作thenineteennineties

18世紀(jì)40年代:the1740s或the1740's讀作theseventeenforties

3.年齡："幾十歲"inone's+基數(shù)詞復(fù)數(shù);attheageof...

Eg:Mysisteristwenty-threeyearsold.

Whenhewasinhisthirties,hebecameaveryfamousactor.

Shebegantolearnthepianoatherageoffive.

4.時(shí)刻

(1)整點(diǎn)：“整點(diǎn)時(shí)間+o@ock"；非整點(diǎn)：“整點(diǎn)數(shù)+分鐘”

Eg:It'sseveno'clock.

It'sseventwenty.

（2）時(shí)刻讀法：“整點(diǎn)數(shù)+分鐘”；（分鐘數(shù)小于或等于30分鐘）“分鐘數(shù)+past+整點(diǎn)數(shù)”；

（分鐘數(shù)大于30分鐘）“所差分鐘數(shù)+to+下一整點(diǎn)數(shù)”

Eg:6:30讀作sixthirty或halfpastsix

8:45讀作aquartertonine

注意:15分鐘常用aquarter,半小時(shí)常用half

5.分?jǐn)?shù)、小數(shù)、百分?jǐn)?shù)

①分?jǐn)?shù)：分子用基數(shù)詞.分母用序數(shù)詞，分子大于一時(shí)，分母需用序數(shù)詞的紅數(shù)形式

eg：1/3：one/athird

2/3：twothirds

利：threequarters或threefourths

②小數(shù)：按照基數(shù)詞的讀法

eg：36.22讀作thirty-sixpointtwotwo

③百分?jǐn)?shù)

eg；88%讀作eighty-eightpercent（percent沒有復(fù)數(shù)形式）

6.倍數(shù)：“兩倍”用twice/double,“三倍以上”用“基數(shù)詞+times"，常用句型有:

①倍數(shù)+as...as

Eg：Wehaveproducedfourtimesasmanycomputersaswedidlastyear.

②倍數(shù)+比較級+than

Eg:Hisuncleistwiceolderthanhe.

ShehasreadthreetimesmorebooksthanIhave.

③倍數(shù)十the十名訶+of:常見名詞有size,height,length,depth,age,width,weight等

Eg:ChinaisalmostfivetimesthesizeofMexicoinarea.

7.“數(shù)詞-可數(shù)名詞單數(shù)（-形容詞）”用作定語

Eg:afive-year-oldchild

athree-weekvisittoSingapore

8.序數(shù)詞前不用the或省略the的情況

①表示“又一，再一”時(shí)

Eg:Theywantedtotryasecondtime.

②序數(shù)詞前有物主弋詞或名詞所有格時(shí)

Eg:It'smy60thbirthday.

ThisisLily'stwelfthbook.

③“序數(shù)詞+名詞”構(gòu)成合成形容詞時(shí)

Eg:Therewillbeasecond-handclothesshoponthisstreet.

④固定搭配

Eg:atfirst,firstofall,everyfouryears

⑤序數(shù)詞用作副詞時(shí)

Eg:Hecamefirst.

例題：

單項(xiàng)選擇。

1.Boysandgirls,pleaseturntoPageandlookatthepicture.

A.Fifth;fiveB.Five;fiveC.Fifth;fifthD.Five;fifth

2.Kateisaschoolgirl.Shegotmanypresentsonher_birthday.

A.NineB.theninthC.ninetiethD.ninth

3.Twostudents__totheopeningceremonylastFriday.

A.hundreds;wereinvitedB.hundred;wereinvited

C.hundredsof;invitedD.hundredof;invited

4.It'sreportedthatpeoplethrow__plasticbagsalongthisstreeteveryday.

AhundredBhundredsC.hundredofD.hundredsof

5.Helenlovesreading.Shehasread__booksthismonth.

A.fiveB.fifthC.fiveofD.fifthof

6.-Howmanypeoplewereinvitedtothemeeting?

-Aboutsix.

A.HundredB.hundredsC.hundredofD.hundredsof

7.AmywillhaveherbirthdaypartynextFriday.

A.twelveB.twelfthC.thetwelfth

8.Thenumberofthecarsinourneighborhoodisabouteight_,and_ofthemarenewcars.

A.hundred;twothirdsB.hundred;twothird

C.hundreds;twothirdsD.hundreds;twothird

9.Tofinishthetask,we'vetriedthreetimes,andafterdinnerwe'lltrytime.

A.thefourthB.afourthC.fourthD.four

10.Lastyear,onehundredEnglishteacherstookpartinthe_EnglishSummerTraining.

A.twomonthB.two-monthsC.twomonths

11.Hewenttothecitywhichwas_milesawayfromhishouse.

A.threehundredB.severalhundreds

C.threehundredsD.threehundredsof

12.-Excuseme,howdoesthisnumber2,146read?

-Itreads.

A.twothousandsandonehundredandfortyandsix

B.twothousandandonehundredandforty-six

C.twothousand,onehundredandforty-six

D.twothousands,onehundred,forty-six

13.peoplearemembersofGreenChinainourcity.

A.HundredofB.HundredsofC.HundredD.Hundreds

14.Thewomanhasa_child.

A.threeyearsoldB.threeyearold

C.threeyears-oldD.threeyear'sold

15.Ittookus_togettothetopofthemountainlastSunday.

A.onehourandahalfhourB.oneandonehalfhours

C.anhourandahalfhourD.oneandahalfhours

16.Mayisthe___monthofayear.

A.fiftyB.fifteenC.fifthD.five

17.Timeisnotenoughforthework.peopleareneedecjthink.

A.OthertwoB.OnlytwoC.TwoanotherD.Twomore

18.Thequestionismuchmoredifficultthanthisone.

AsixthB.sixC,sixteenD.sixty

19.Johnbegantomakealivingbyhimself

A.inhisthirtyB.inhisthirtiesC.inthethirtyD.