中考专项复习数词

WelcomeToNo.6MiddleSchool

TaughtbyEllenNo.6MiddleSchoolMay.10中考专项温习四之数词考点直击1.

数词的种类.3.

基数词的用法.2.

基数词的拼写.Revisionaims一知识目标二能力目标能够在各类题型中正确使用基数词.数词基数词序数词（表明数目多少）（表明次序先后）Guide1Guide2基数词的构成规律1-12____________记13-19以____________结尾注意：14，16，17，19都是在个位数后直接加______________13,15,18,需要特殊记:_______________________________整十的基数词以_________结尾。注意：60，70，90直接在个位数词后加______________20,30,50,80特殊记_________________________40一定要注意，必须去_____,再加_________几十几需要在十位和个位之间加________________几百零几，几百几十几，要在百位后加____________

特别记teenteenthirteen,fifteen,eighteentytytwenty,thirty,fifty,eightyuty

连字符-andPractise1１、七２、二３、八４、五５、十二６、十一７、三８、十三９、十五１０、二十１１、五十１２、三十１３、四十１４、百看谁译得快：seventwoeightfivetwelveeleventhreethirteenfifteentwentyfiftythirtyfortyhundredforty-five3145576689thirty-onefifty-sevensixty-sixeighty-nine457890608389three

hundredandeighty-ninefourhundredand

fifty-seveneighthundredand

ninetysixhundredand

eight12位数之内的读写1先______,从右往左，__________.2从高位起读写（即从左往右读写），每节是多少就读写多少，其后加__________读写完该节后，后有九位，加单位__________读写完该节后，后有六位，加单位__________读写完该节后，后有三位，加单位__________3添加and的情况：①_________________之间加and②如果十位为0，_________________之间加and③节前有0，__________.节后无论几个0，读写一个_____

注意：千百之间不加and分节三位一节单位billionmillionthousand

百位和十位

百位和个位

不读andPractise2Canyoureadthem?230043925612345678901

9200300060402,300,439,256twobillionthreehundredmillionfourhundredandthirty–ninethousandtwohundredandfifty-sixtwelvebillionthreehundredandforty-fivemillionsixhundredandseventy–eightthousandninehundredandone12,345,678,901920,030,006,040ninehundredandtwentybillion

andthirtymillion

andsixthousand

andforty

温习：Hundred/thousand/million/billion1前有具体的基数时，四个单位做_____词。即基数+四单位，这时候，四个单位____复数变化如若后跟名词，________，或者加上_______再跟名词。基数+四单位...百/千/百万/十亿基数+四单位+名词......百/千/百万/十亿......基数+四单位+ofthe+名词200____________________200名学生_____________________________________________________________2前无具体的基数，四个单位或者单独用，或者是概数修饰，这个时候，四个单位为______词。这时，四个单位必须加_____.其后若跟名词，必须加上________.

数

名

直接加twohundredofthetwohundredofthestudents

无twohundredstudentsofs数百万_____________数百万......_________________数百万棵树____________________一些百/几百_____________许多千_________________1.Myfatherhasgoteight_____stampsfromallovertheworld.A.hundredsB.hundredC.hundredsof2.Theconcertattracted____studentslastnight.A.thousandB.twothousandsC.thousandsofBCmillionsmanythousandssome/afew/severalhundredsmillionsoftreesmillionsof...Guide3想一想

什么时分用到基数词？1表示数量时2年用基数词表示3在多少世纪多少年代4表示年龄时5表示钟点时6百分数，小数，分数7其他的固定用法基数温习之一：年份的表达法1875--eighteenseventy-five年份读法1要用基数词，每两位一读，如果年份以00结尾，用hundred表示。2看成数字读1997--

nineteenninety-seven1682--

sixteen

eighty-two

1900--

nineteenhundred

2000--

twothousand/twentyhundred1509Ifitisanamount(数量)(2)Ifitisadate(年代)(3)Ifitisatelephonenumber(电话号码)

onethousandfivehundredandninefifteenzeronineonefivezeronine“0”在英语里读成“o”or“zero”基数温习之二：世纪时代表达在多少世纪多少年代：因为是一段时间，所以用____因为特指，所以加____因为年代为10年，所以加_____,也可以加____世纪读写译要特别注意：写英文时需______译汉语时需______读英文时年代需______eg:在20世纪40年代______________________

inthe2010s_________________________inthe1940s/inthe1940’s读作inthenineteenforties在21世纪10时代inthes’s-1+1

读整十复数inthe+世纪时代（时代加s/’s）基数温习之三：年纪的表达1他18岁了_______________________________________________________________________________________2有关年龄的固定短语：在某人多少岁时___________________在某人几十多岁时_____________________

eg.1Tomcouldplaythepiano____________________(在6岁时)2Susangotmarried__________________（在她30多岁时）3A_____schoolboy,LiMing,playedthepianoattheendoftheparty.A.12-yearoldB.12-years-oldC.12-year-oldHeiseighteenyearsoldHeiseighteenHeisaneighteen–year-oldboyattheageofinone’s+整十的复数Cinherthirtiesattheageof6基数温习之四：钟点表达法1_______法：先读小时，再读分钟，数字是几读几。零读___________;整点可以加上_______4:00_______________4:05_________________4:30_______________4:46__________________2_______法：先读分钟，再读小时.此法必须借助于介词past或者to。具体为：(1)小于或者等于30分时，用介词________（过）分钟+past+时钟几点过几分5:10（5点过10分）读成2:02（2点过2分）读成8:26（八点过26分）读成tenpastfivetwopasttwotwenty–sixpasteightfourzero/ofivefour/fouro’clocko’clockzero/o

顺读fourforty-sixfourthirty

逆读past(2)大于30分用介词______（中文译为“差”）如：7：47（差13分到八点）读成

1：58（差2分到两点）读成twototwothirteentoeight注意：半小时还可以用___________;15分钟还可以用_______________9:30__________________________________

7：45____________________________________

说明:使用逆读法,15分、45分不用fifteenminutes,30分不用thirtyminutes,o’clock只用于整点之后。toquarterhalfninethirtyhalfpastninesevenforty-fiveaquartertoeight即：60-分钟数+to+钟点数+1：中文译为：差几分到几点Practise:Canyoureadthem?1:302:15:3:456:387:259:50onethirtyhalfpastonetwofifteenaquarterpasttwothreeforty-fiveaquartertofoursixthirty-eighttwenty-twotoseventwentyfivepastsevenseventwenty-fivetentotenninefifty基数词温习之五：百分数和小数1百分数表达：百分之几_____________________百分之几的..._______________________注意：百分数作主语，谓动取决于__________eg:40%________________40%的学生___________________________eg,Eight-fivepercentofthegirls___________(study)hard.Thirtypercentofthetime__________(have)beenusedup.2小数表达：小数点前是几读几，小数点后的数字要________________

小数点读作：_____________eg12.365读写作：______________________________3.06读写作:________________________________of后的名词fortypercentofthestudentsfortypercent基数词+percent+of

基数词+percentstudyhas顺次读pointtwelvepointthreesixfivethreepointzerosix

基数词温习之六：几个半的表达1一...半one+and+ahalf+_________one/a/an+__________+andahalfeg一个半小时____________________________________________________________________2几...半

数词+and+ahalf+__________________

数词+______________+and+ahalfeg两个半小时____________________________________________________________________oneandahalfhours=onehour

andahalftwoandahalfhours=twohours

andahalfTheoldmandrank_____________________(一瓶半)ofbeer.

名词复数名词奇数

名词复数

名词复数oneandahalfbottlesone/abottleandahalf基数词温习之七：倍数表达法1一倍________;两倍_________;

三倍以上__________________.2A是B的多少倍：①____________________________________②____________________________________③____________________________________A+be+倍数+as+adj+as+BA+be+倍数+the+n+of+BA+be+倍数+adj比+than+B

这条河宽是那条河的三倍/这条河比那条河宽两倍___________________________________________________________________________________________________________________________TheriveristhreetimesaswideasthatoneTheriveristhreetimesthewidthofthatoneTheriveristwicewiderthanthatoneoncetwice

基数词+timeseg.1.

Thisbuildingis__thatbuilding.A.threetimeastallasB.twicetallerasC.threetimesastalleras2.

我的箱子比你的重六倍!Myboxis____________________yours.

sixtimesheavierthanseventimesasheavyasseventimestheweightof基数词温习之八：计量法1主语+be+基数+metres/kilometers+(长宽高深厚远...)

2主语+be+基数+kilos/pounds+heavy这棵树八米高______________________________________________________________________________________________________________________________Thetreeiseightmeterstall/inheightTheheightofthetreeiseightmetersIt‘san8-meter-talltree=inlength/width/height/depth/thickness/...long/wide/high/tall/deep/thick/away...基数词其他抢手考点1十分钟的步行/骑乘/驾驶___________________________/...2在原来的基础上再多......______________________________________eg.再多一个____________________________再多一本书__________________________再多十个____________________________再多十个学生_________________________

tenminutes’walk/ride/drive数词+more=another+数词anotherone=onemoreanotherbook=onemorebookanotherten=tenmoreanothertenstudents=tenmorestudents1.Thereareovernine__workersinthefactory,but__ofyoungpeoplehopetoworkinit.A.hundred;hundredsB.hundreds;hundredsC.hundreds;hundredD.hundred;hundred2.Thecitychangedalot___.A.in1980sB.inthe1