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基数词onetwothreefourfivesixseveneightninetenelevent: .
基数词onetwothreefourfivesixseveneightnineteneleventwelve
序数词firstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwelfth序数词缩写1st2nd3rd4th5th6th7th8th9th10th11th12th基变序，有规律，词尾加上th;8少t,9去e,f来把ve替；基数词序数词序数词缩写thirteenfourteenfifteensixteenseventeeneighteennineteentwentytwenty-onetwenty-twotwenty-threethirtythirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenthtwentiethtwenty-firsttwenty-secondtwenty-thirdthirtieth13th14th15th16th17th18th19th20th21st22nd23rd30th
123特殊记，词尾字母t,d,d;整十变y为ie,后跟th莫迟疑；若想表示几十几，只变个位就可以。
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