9.其他不规则变化
man-men woman-women goose-geese foot-feet tooth-teeth
child-children fish-fish deer-deer sheep-sheep mouse-mice
fisherman-fishermen
歌诀记忆：男人(man)?女人(woman)?a变e，鹅(goose)?足(foot)?牙(tooth)?oo变ee。孩子(child)加上ren，鱼(fish)?鹿(deer) 绵羊(sheep)不用变。
[注]fish指鱼的种类时，要加上-es构成其复数;当指鱼的条数时，单复数同形;指鱼肉时，为不可数名词。
不规则形容词副词比较级与最高级
原级 比较级 最高级
bad worse worst
badly worse worst
far farther farthest
further furthest
good better best
ill worse worst
late later latest
little less least
many more most
much more most
old older
elder oldest
eldest
well better best