英语中数词-基数词序数词

根据中文注释或首字母提示，用所学单词的正确形式填空。,1.ThefirstmonthinayearisJ_.2.WehaveanArtF_eachyear.3.June7thishisb_.4.SchoolstartsinS_(九月).5.Thisismyfriend.Shelikestop_chess.6.TodayImtoob_.Ihavenotimetoplayfootball.7.Allmyclassesf_(结束)atfourthirty.8.Howmanym_(月)doesayearhave?Twelveorthirteen.9.Weneedeatalotofv_andfruit.10.Ihavemanyf_atschool.,anuary,estival,irthday,eptember,lay,usy,inish,onths,egetables,riends,11.Howmanyd_arethereonthedesk?12.Heoftenh_(帮助)mewithmyEnglish.13.Areyouf_(空闲的)thisafternoon?14.Playingbasketballisnotveryeasy.Itsd_.15.Theclassroomisnotbig.Itss_.16.Howm_aretheseyellowjackets?17.Katelikesthecatverymuch.Itisherf_animal.18.Idontknowtheirtelephonen_.19.Itstimetohaveb_.Youmustgetupnow.20.Ihaveeggs,chickenforlunch,soIeatveryw_(好)today.21.Jackplayssportseveryday,soheisveryh_(健康的).,ictionaries,elps,ree,ifficult,mall,uch,avourite,umber,reakfast,ell,ealthy,主要分为基数词和序数词两类。,数词,1.从110one,two,three,four,five,six,seven,eight,nine,ten,2.从1119eleven,twelve,thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteen,这里除eleven,twelve,thirteen,fifteen,eighteen为特殊形式外,fourteen,sixteen，seventeen,nineteen都是由其个位数形式后添加后缀-teen构成。,基数词:表示数目的词称为基数词。其形式如下：,3.从2099整数几十中除twenty,thirty,forty，fifty,eighty为特殊形式外,sixty,seventy,ninety都是其个位数形式后添加后缀-ty构成。表示几十几时,在几十和个位基数词形式之间添加连字符“-”。21twenty-one76seventy-six4.百位数个数基数词形式加“hundred”。100onehundred/ahundred表示几百几十几，在几十几与百位间加and。,101648,sixhundredandforty-eight,ahundredandone,口诀,基数词要注意,一到十二逐个记;从十三到十九,teen跟几(个)走;thirteen,fifteen辨仔细,eighteen只有一个t;二十到九十,ty跟在几后面;twenty,thirty重点记,forty,eighty去u、t;怎样拼写几十几?连字(符)-横莫丢弃,百(位)十(位)and来连替。,813294067300345,threehudredandforty-five,1016307899,eight,thirteen,twenty-nine,forty,sixty-seven,threehundred,ten,sixteen,thirty,seventy-eight,ninety-nine,序数词是指表示顺序的数词。,1.从第一至第十九：onefirstthreethirdfivefifthsevenseventhnineninthelevenelevenththirteenthirteenthfifteenfifteenthseventeenseventeenthnineteennineteenth,sixsixth,tententh,twelvetwelfth,fourteenfourteenth,sixteensixteenth,eighteeneighteenth,除了first,second,third,fifth,eighth,ninth,twelfth外，其它的序数词都是由其相对应的基数词后面添加“th”构成。,twosecond,fourfourth,eighteighth,2.从第二十至第九十九整数第几十的形式由其对应的基数词改变结尾字母y为ie,再加“th”构成，但第十是tenth。表示第几十几时,用几十的基数词形式加上连字符“-”和个位序数词形式一起表示。,twentytwentieththirtythirtieth,thirty-first第三十一fifty-sixth第五十六seventy-third第七十三ninety-ninth第九十九,表示第几百几十几时，由基数词的形式变结尾部分为序数词形式来表示。,onehundredandtwenty-first,第一百二十一,一二三,特殊记;五和十二很容易,f来把ve替;八去t,九去e,末尾都加th;遇到几十几,只变个位就可以;遇到整几十,改y为ie,末尾仍加th。,口诀,序数词的缩写,其中lst，2nd，3rd为特殊形式，其它的都是阿拉伯数字后加上th。,firstlstsecond2ndthird3rdfourth4thsixth6thtwentieth20thtwenty-third23rd,第三第十二第十九第二十第四