（淮安专版）2020中考英语复习方案 第二篇 语法专题突破 语法专题03 数词课件

,语法专题（三）数词,第二篇语法专题突破,考点一基数词,1.基数词的基本形式(1)112独立成词,需逐个记忆。(2)1319的基数词以-teen结尾。尤其要注意thirteen,fifteen,eighteen的正确拼写。(3)表示“整十”的基数词(2090)都以-ty结尾。其中要特别注意twenty,thirty,forty,fifty,eighty,ninety的正确拼写。(4)hundred,thousand,million,billion等词前有具体数字时,不能加-s,也不与of连用;无具体数字时,要加-s,且与of连用。,2.基数词的其他表达形式(1)2199的写法是在十位和个位中间加连字符号“-”。36thirty-six97ninety-seven(2)101999的构成是百位和十位之间(若十位为零,则在百位和个位之间)用and连接。601sixhundredandone755sevenhundredandfifty-five,(3)四位数或者四位数以上的基数词的拼写规律：从右往左每三位加一个逗号,第一个逗号读作thousand(千),第二个逗号读作million(百万),第三个逗号读作billion(十亿)。94,295ninety-fourthousandtwohundredandninety-five(4)“基数词-单数名词”相当于复合形容词,只能作定语,用于表示时间、距离等。aten-minutewalk步行10分钟的路程(5)“基数词+more”与“another+基数词”意义相同,表示“再;另外”。twomoredays=anothertwodays另外两天,考点二序数词,【巧学妙记】基变序,有规律,词尾加上-th;一、二、三,特殊记,结尾字母t,d,d(first,second,third);8去t(eighth),9去e(ninth),ve要用f替(fifth,twelfth);遇y变ie,然后再加-th;遇到“几十几”,只变个位就可以。,考点三数词的表达方式,march12,20202020年3月12日onethird三分之一twothirds三分之二five(oclock)5点钟fivepastseven7点5分twentytoeight7点40分page62/thesixty-secondpage第62页inthe1970s在20世纪70年代inhisforties在他四十多岁时,考点四数词的注意事项,1.hundred,thousand,million前有基数词修饰时,表示确数,其后不加“-s”,也不与of连用;但表示“数百、数千、数百万”这样的概数时,后面加“-s”,并与of连用。therearetwohundredpeopleinthehall.大厅里有200人。thousandsofpeoplegotothebeacheveryyear.每年有成千上万的人到海滩去。millionsofpeopleintheworldaresendingandreceivinge-mailseveryday.每天世界上有数百万人在收发邮件。,2.序数词在使用时,通常前面要加定冠词the;但如果序数词前出现不定冠词a或an,则表示“再一;又一”;当序数词前有物主代词时,不需加the。wevetriedittwice.mustwetryitathirdtime?我们已经试过两次了。我们必须再试一次(第三次)吗?3.以下复合形容词中的名词要用单数形式。(1)基数词-名词(单数)two-hourdrive两小时的车程(2)基数词-名词(单数)-形容词an8-year-oldboy一个8岁的男孩,.单项选择1.2018淮安everyyear,booksaredonatedtothechildreninpoorareas.a.millionb.millionsc.millionsofd.millionof2.2016淮安morethantwotreesareplantedinourneighborhoodeveryyear.a.hundredb.hundredsc.hundredsofd.hundredof,c,a,3.howoldisyourdaughter?.wehadaspecialpartyforherbirthdaylastsunday.a.nine;nineb.nine;ninthc.ninth;nined.ninth;ninth4.eachofushastowriteareporteveryweek.a.two-hundred-wordb.two-hundreds-wordc.two-hundreds-wordsd.two-hundred-words,b,b,a,5.morethanofthechildrentookpartinactivitieslastweek.a.twothirdsb.thirdssecondc.secondthreed.twothird6.excuseme,mary.canyouread“198”inenglish?yes,ofcourse.a.onehundredninety-eightb.onehundrednineeightc.onehundredandninety-eightd.onehundredninetyandeight,a,c,7.howdoyousay“1：57”inenglish?its.a.threepasttwob.fifty-sevenpastonec.threetooned.threetotwo8.christmasdayisonofdecember.a.twenty-fiveb.thetwenty-fivec.twenty-fifthd.thetwenty-fifth,d,d,.用括号内所给单词的适当形式填空。1.2017淮安petergotamodelshipfromhisuncleonhis(ten)birthday.2.2016淮安theyoungcouplelikekidsverymuchandplantohavea(two)baby.3.2015淮安peterandhiswifeliveonthe(seven)floorandtheygoupanddownbylift.4.theyliveonthe(five)floor.5.decemberisthe(twelve)monthofayear.,tenth,second,seventh,fifth,twelfth,6.(hundred)ofpeoplecomeheretoreadbooksonweekends.7.three(four)ofthestudentsinourclasslikebasketball.8.fathersdayis