英语常用数词归纳基数词序数词one1stfirsttwo2ndsecondthree3rdthirdfour4thfourthfive5thfifthsix6thsixthseven7thseventheight8theighthnine9thninthten10thtentheleven11theleventhtwelve12thtwelfththirteen13ththirteenthfourteen14thfourteenthfifteen15thfifteenthsixteen16thsixteenthseventeen17thseventeentheighteen18theighteenthnineteen19thnineteenthtwenty20thtwentiethtwenty-one21sttwenty-firsttwenty-two22ndtwenty-secondtwenty-three23rdtwenty-thirdthirty30ththirtiethforty40thfortiethfifty50thfiftiethsixty60thsixtiethseventy70thseventietheighty80theightiethninety90thninetiethone hundred100thone hundredthone hundred (and) one101stone hundred and firstone hundred (and) two102rdone hundred and secondthree hundred300ththree hundredthone thousand1000ththousandththree thousand3000ththree thousandthten thousand10000thten thousandthbillion【英语常用数词归纳查看网站：[db:时间]】