初三總復(fù)習(xí)-數(shù)詞

數(shù)詞

Tryyourbest!speakloudlyandquickly!test1-3010-1001440501517709019188060167887625sixhundredandtwenty-five8,961eightthousand,ninehundredandsixty-one95,680ninety-fivethousand,sixhundredandeightyLookandPractice29,43150076,,thousandhundredmillionbillionand1，000以上數(shù)目,從右向左每三位用“，”分開,分別讀為thousand,million,billion基數(shù)詞的構(gòu)成,Step1:onehundredandtwenty-three

billion,Step2:fourhundredandfifty-six

million,Step3:sevenhundredandeighty-nine

thousand,Step4:onehundredandthree103789456123,,LookandPractice

6,302,876sixmillion,threehundredandtwothousand,eightyhundredandseventy-six

45,690,510,810forty-fivebillion,sixhundredandninetymillion,fivehundredandtenthousand,eighthundredandten

數(shù)詞基數(shù)詞序數(shù)詞（表數(shù)量，后面常跟名詞復(fù)數(shù)，1除外）（表順序，后面常跟名詞單數(shù)，前面一般有the或代詞修飾）基數(shù)詞變序數(shù)詞寫出下列數(shù)字的基數(shù)詞和序數(shù)詞1_______8______2_______9______3_______10______4_______11______5_______12______6______13______7_______

onetwothreefour

five

sixseven

firstsecondthirdfourthfifthsixthseventheightnine

teneleven

twelve

thirteeneighthninth

tentheleventhtwelfththirteenth

14________15________18________19_________20_________21_________fourteen

fifteen

eighteennineteentwentytwenty-onefourteenthfifteentheighteenthnineteenthtwentiethtwenty-first30_________40_________50_________80_________90_________100____________1000__________________1,000,000____________thirty

forty

fiftyeightyninety

one

hundred

one

thousand

one

millionthirtiethfortiethfiftietheightiethninetiethththth一、二、三，特殊記，加th從4起，八少“t”，九去“e”，“ve”要用“f”替，(five,twelve)見“y”變成“i”和“e”，詞尾加上“th”，(twenty,thirty,---ninety)若是遇到幾十幾，只變個(gè)位就可以。

ordinalnumbers(序數(shù)詞)“1509”Ifitisanamount(數(shù)量)1,509readslikethisonethousandfivehundredandnine(2)Ifitisadate(日期)15

09readslikethisfifteenzeronine(3)Ifitisatelephonenumber(電話號(hào)碼)readslikethisonefiveonine

“0”在英語里讀成“o”or“zero”Practicethefollowingnumbersinthreeways:A.asanamountB.asadateC.asaphonenumber18142035166611701902用法:1.基數(shù)詞+名詞復(fù)數(shù)The+序數(shù)詞+名詞單數(shù)e.g:Ihavetwobooks.

Therearetwelvemonthsinayear.Januaryis

the

firstmonthoftheyear.1.Thereare____studentsinourclass.A.fiftiethB.fifty-fiveC.fiftyfiveD.fivety2.Thereare___daysinaweek.Mondayisthe___day.seven,twoB.seven,secondC.theseventh,two3.Thebuildinghas___floors.Heliveson___floor.A.twelve,twelfthB.twelfth,twelveC.twelve,thetwelfthD.twelve,twelve4.Thereareninety___here.A.personB.peopleC.man用法：2.Hundred，thousand，million，billion百千百萬十億與具體數(shù)字連用時(shí),不加s和of,否則加s和ofE.g:200本書幾百本書3000棵樹幾千棵樹

twohundredbooks/hundreds

ofbooks

threethousandtrees/thousands

oftreesEight___peoplecametovisitheretoday.hundredofB.hundredC.hundredsofWeplanted___treeslastweek.3hundredB.hundredofC.3hundredsTherearemany___starsinthesky.thousandB.thousandofC.thousandsof３.數(shù)學(xué)的表達(dá)：

⑴分?jǐn)?shù)的表達(dá)分子用基數(shù)詞，分母用序數(shù)詞．分子大于１，分母加s

E.g:三分之一

四分之三

⑵

小數(shù)的表達(dá)：小數(shù)點(diǎn)用“point”E.g

：0.4

⑶百分?jǐn)?shù)的表達(dá)：分?jǐn)?shù)用“percent”E.g

：60%

onethird

three

fourths

/three

quarters

zeropointfoursixtypercent

Onehalfofthestudents___fromChina.A.isB.areC.was2.Onesecondofthework___donebythecomputer.A.isB.areC.beIhavefinishedreading___ofthebook.A.twothirdB.thirdoneC.twothirds用法：用法：４．編號(hào)的表達(dá)：名詞＋基數(shù)詞=the+序數(shù)詞+名詞單數(shù)

E.g:class7/room101/BusNo.7Lessonone=thefirstlesson5.年、月、日的表達(dá)順序：月–日–年in1998inMay,1998onMay4,1998onMay4th,1998

在1998年在1998年5月在1998年5月4日

6.其他重點(diǎn)表達(dá):

(1)半小時(shí)半天兩天半(2)一至兩天(3)在20世紀(jì)90年代(4)在他30多歲(5)一段5分鐘的步行(6)

一座800米長(zhǎng)的橋halfanhourhalfadaytwoandahalfdays=twodaysandahalfoneortwodays=onedayortwointhe1990sinhisthirtiesafive-minutewalk=fiveminutes’walkan800-metre-longbridgeWhatisthetime?six/sixo’clockfourofive/fivepastfoursevenfifteen/aquarterpastsevenninetwenty/twentypastnineninethirty/halfpastninesixforty/twentytoseven

7、表示時(shí)刻(介詞用at)1)順讀法----先時(shí)后分,“幾點(diǎn)幾分”

9:30ninethirty6:21sixtwenty-one

3)

15分鐘：aquarter30分鐘：ahalf

9:15aquarterpastnine12:30halfpasttwelve2)逆讀法----先分后時(shí)

表示“幾點(diǎn)過幾分”，半小時(shí)以內(nèi)，介詞用past分鐘數(shù)+past+鐘點(diǎn)數(shù)

10:10tenpastten8:20twentypasteight表示“幾點(diǎn)差幾分”，半小時(shí)以上，介詞用to

60減原分鐘+to+(下一個(gè))鐘點(diǎn)數(shù)

9:50tentoten7:40twentytoeight

We'llhavetodoitasecondtime．ShallIaskhimathirdtime？WhenIsatdown，afourthmanrosetospeak．

序數(shù)詞有時(shí)前面可加不定冠詞來表示“再一”，“又一”這樣的意思比賽規(guī)則比賽共三個(gè)部分,基礎(chǔ)搶答題,

中考典型題和附加冒險(xiǎn)題.2.回答問題時(shí)先舉手,回答正確根據(jù)題目的難度得到相應(yīng)的分?jǐn)?shù).3.哪組搶到問題了,可以集體回答,也可以有組長(zhǎng)指定人回答.舉手必須在老師發(fā)出“Go”后,方可搶答.

加油喲!輸了可要懲罰的哦……

基礎(chǔ)搶答題中考典型題附加冒險(xiǎn)題Room168可以寫成：RoomNo.168或者theNo.168Room嗎？(2分)可以Lesson______(九)isthemostdifficultlessoninBook3.(3分)nineTheoldmanbegantolearntodriveacarattheageof________(5分)A.sixtyB.thesixiethC.sixtyyearsoldD.sixties解釋：attheageof后面跟具體的數(shù)字，為固定用法．A

“2,146”用英語怎么讀？(3分)

twothousand,onehundredandforty-six

請(qǐng)問“Zero”有沒有序數(shù)詞?(4分)

沒有返回

1.基數(shù)詞和序數(shù)詞(2009烏魯木齊)Dick,itisthe________timein________daysthatyou’vemadethesamemistake.(5分)A.two,three B.second ,three C.two,third D.second,thirdB2.分?jǐn)?shù)（2009蘇州）Itissaidthatthegravity(引力)onMarsisonlyabout__________ofthegravityonearth.(5分)A.three－eighths B.third－eighth C.three－eights D.third－eightA3.hundred,thousand,million,billion等單位數(shù)詞－HowmanypeoplewillcometoBeijingnextyear?－It’shardtosay,________people,Ithink.(5分)A.millionof B.millionsof C.threemillions D.threemillionsof(2009蕪湖)B4.“基數(shù)詞－名詞－形容詞”結(jié)構(gòu)Inthepasttwentyyears,manytallbuildingshavebeenbuiltinourcity.look!Thisisa______(5分)(09年天津中考)

A.70-floorbuildingB.7O-floorsbuildingC.70-floorbuildingsD.7OfloorsbuildingＡ返回----Whichisthesmallestnumberofthefour?----________(4分)A.two-thirdsB.AhalfC.AquarterD.Three-fourths解題思路:

1/4<1/2<2/3<3/4(C)<(B)<(A)<(D)C1/21/31/424/253/43threefourths/threequartersonethird/athirdtwenty-fourtwenty-fifthsthreeandsixseventhsonequarter/aquarter/onefourthahalfCanyoureadafraction?1.Ioftengetupat___.A.sixtwentyB.thirty-onepastsixC.thirty-onetosixWehaveclassat___.A.eightthirtyB.twentyeightC.halftoeight6:5