eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen...答:11.eleven,12.twelve,13.thirteen,14.fourteen,15.fifteen,16.sixteen,17.seventeen 数词主要分为基数词和序数词两类。基数词:表示数目的词称为基数词。其形式如下:A.从1——10 one,two,three,four,five,six,seven,eight,nine,ten.B.从 11——19 eleven,twelve, thirteen, fourteen...