苏州小熊
基数词：1到12要单个记：one/two/three/four/five/six/seven/eight/nine/ten/eleven/twelve; 13到19有规律：thirteen/fourteen/fifteen/sixteen/seventeen/eighteen/nineteen;teen结尾 整十有规律：twenty ty结尾。 序数词：基变序有规律，词尾加上th;fourth/sixth/seventh/tenth/elenventh /thirteenth 1，2，3，有规律，结尾字母t/d/d: first/second/third; 八去t，九去e，ve 要用f 替;eighth/ninth five-fifth/twelve-twelfth ty将y 变i， th 前面有个 e。twenty-twentieth
