怎样用s,es,ves为后缀组成名词复数形式,有哪些常见的不规则复试形式?

1。pen--pens,desks,years,tigers,docdors2。study--studies bodies babies ladies cities3。half--halves wives selves leaves knives4。box--boxes fishes glasses classes bosses5。potato--potatoes,tomatoes heroes negroes6。chid-children,foot-feet,goose-geese,mouse-mice sheep-sheep man- men woman-women 一般情况是加s的 teacher teachers 还有就是改y加ies 或者es的,country counties