文本内容:
规则变化1一般情况加s例如map-mapsboy-boysgirl-girlspen-pensbag-bagscar-cars2以sshchx结尾加es,读/z/例如bus-buseswatch-watchesbox-boxesbrush-brushes3以辅音字母https://baike.baidu.com/item/%E8%BE%85%E9%9F%B3%E5%AD%97%E6%AF%8D+y结尾,变y为i再加es,读/iz/例如baby---babiescity-citiescountry-countries4以y结尾的专有名词或元音字母https://baike.baidu.com/item/%E5%85%83%E9%9F%B3%E5%AD%97%E6%AF%8D+y结尾的名词变复数时,直接加s,读/z/monkey---monkeys holiday---holidays5以辅音+o结尾,无生命的名词,直接加s,读/z/.例如piano-pianosphoto-photosradio-radios以辅音+o结尾,有生命包括动植物)的名词,加es,读/z/.例如hero-heroestomato-tomatoespotato-potatoes6)有些以f或fe结尾的,把f或fe变ve加s,例如leaf-leavesshelf-shelveswife-wives不规则变化1)child---children foot---feet tooth---teethmouse---mice man---men woman---women注意由一个词加man或woman构成的合成词https://baike.baidu.com/item/%E5%90%88%E6%88%90%E8%AF%8D,其复数形式也是-men和-women,如anEnglishman,twoEnglishmen但German不是合成词,故复数形式为Germans;Bowman是姓,其复数是theBowmans2)单复同形,如deer,s...。