欢迎来到天天文库
浏览记录
ID:16042839
大小:52.00 KB
页数:6页
时间:2018-08-07
《高中高考英语考点系统数词和序数词》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、高中英语考点系统数词和序数词基数词序数词0zero1onefirst/1st第一2twosecond/2nd第二3threethird/3rd第三4fourfourth/4th第四5fivefifth/5th第五6sixsixth/6th第六7sevenseventh/7th第七8eighteighth/8th第八9nineninth/9th第九10tententh/10th第十11eleveneleventh/11th第十一12twelvetwelfth/12th第十二13thirteenthirteenth/13th第十三14fourteenfourteenth/14th第十
2、四15fifteenfifteenth/15th第十五16sixteensixteenth/16th第十六17seventeenseventeenth/17th第十七18eighteeneighteenth/18th第十八19nineteennineteenth/19th第十九20twentytwentieth/20th第二十21Twenty-onetwenty-first/21st第二十一22Twenty-twotwenty-second/22nd第二十二23Twenty-threetwenty-third/23rd第二十三30thirtythirtieth/30th第三十40
3、fortyfortieth/40th第四十50fiftyfiftieth/50th第五十60sixtysixtieth/60th第六十70seventyseventieth/70th第七十80eightyeightieth/80th第八十90ninetyninetieth/90th第九十100hundredhundredth/100th第一百基数词的构成和用法(1)最基本的基数词如下表所示:onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighte
4、ennineteentwentythirtyfortyfiftysixtyseventyeightyninety(2)基数词的写法①21~99的两位数,十位与个位之间用连字符“-”。例:◇21twenty-one◇32thirty-two◇98ninety-eight◇99ninety-nine②101~999的三位数,百位数和后面的数之间用连词and,百、千等数词一律用单数形式。例:◇101onehundredandone◇225twohundredandtwentyfive◇999ninehundredandninety-nine③1000以上的数,从后面向前数,每三位中间点
5、“,”,第一个“,”前为thousand,第二个“,”前为million,第三个“,”前为billion。例:◇2,567twothousandfivehundredandsixty-seven◇3,018threethousandandeighteen(3)基数词的用法①作主语。例:◇Tenisaveryimportantnumber.十是一个很重要的数字。◇Twoandthreeare(is)five.2加3等于5。②作定语。例:◇Onekilometerisequaltotwoli.1公里等于2华里。◇Shehasthreebrothers.她有三个兄弟。③作宾语。例:◇I
6、wantedthreebuthegavemefive.我想要三个,但他给了我五个。◇Igetupbeforesixeveryday.我每天六点之前起床。④作表语。例:◇—Whattimeisit?几点钟啦?—It’sten.十点。(4)疑难点hundred,thousand和million在合成数词中一般用单数形式,但是用来表示不定数目时,用作复数形式。例:◇Hundredsofworkerswillgoonstrike.◇Thousandsofpeopleareswimmingintheriver.此时hundred,thousand等词前没有数词修饰,且通常其复数形式与of连
7、用。序数词的构成与用法(1)序数词的构成①一般来说,是由相应的基数词加词尾th构成。例:◇four+th→fourth◇six+th→sixth◇seven+th→seventh◇ten+th→tenth②下面这些基数词在变为序数词时,有特殊的变化。例:◇one→first◇two→second◇three→third◇five→fifth◇eight→eighth◇nine→ninth◇twelve→twelfth③十位整数序数词的构成方法是将基数词的词y变成i,然后再加eth
此文档下载收益归作者所有