7、有主体名词,将在最后一部分变为复数soninlaw—sonsinlawpassersby—passersbybreakfast—breakfastshousewife—housewives(2)不规则变化内容例词单复数同形的名词Chinese Japanese sheep deer单复数不同形的词foot—feetman—menwoman—womenmouse—micetooth—teethchild—childrenox—oxengentleman—gentlemen2.常见单复数同形的名词Chinese中国人;J