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1、 First,second,third. 2021/6/71January FebruaryMarchAprilMayJuneJuly AugustSeptemberOctoberNovemberDecember 2021/6/72基数词表示数目的词称为基数词。one ,two,three,four,five,six.2021/6/73序数词的含义序数词的含义表示次序的数词叫序数词,表示次序的数词叫序数词,是由基数词变化而来的。是由基数词变化而来的。2021/6/74基数词变序数词,其规律为:一二三,特别记,其余后加-th。(first,second,third)five,twelve两兄弟,
2、f要将ve替。八减t,九去ey变为ie,然后再加-th如遇“几十几”,十位不变变个位。如遇整十位,y变ie再加th。2021/6/75one1stfirst2021/6/76two2ndsecond2021/6/773rdthirdthree2021/6/78four4thfourth2021/6/79five5thfifthtwelve12thtwelftheight8theighthnine9thninth2021/6/71020thtwentiethtwenty2021/6/711整十的序数词把整十的序数词把 y 变成变成 ie再加再加th twenty-twentieth2021/6/712写出下列基数词的序数词:Seven ( ) twenty( )sixteen( ) five ( ) one ( ) thirty ( )eight( ) nine ( )two ( ) twelve ( )three( ) eleven( ) twenty-one( ) Sixty-( )2021/6/713部分资料从网络收集整理而来,供大家参考,感谢您的关注!