1、一、 规则的可数名词的复数变化规则:二、 1.一般情况加 s : book- books mouth-mouths house-houses girl-girls2.以 s 、sh 、ch 、x 结尾的加 es : class- classes box-boxes match-matches 3.辅音字母 + y 结尾的变 y 为 i 加 es: city-cities country-countries party-parties factory-factories 4.以 o 结尾的词 +es 的只有以下词:heroes、Negroes 、 tomatoes potatoes 、 zero
2、es/zeros以 o 结尾并且词尾有两个元音字母+s: radios、 zoos、 bamboos 、(pianos 、 photos)5.以 f, fe 结尾的 变 f 或 fe 为 v +es : thief ,wife ,life, knife, wolf, half, leaf, shelfeg. The thiefs wife killed three wolves with some leaves and knives in half of her life.二、 不规则的可数名词的变化规则:1.man-men, woman-women, tooth-teeth, foot-fe
3、et, goose-geese child-children, mouse-mice,2.单复数相同: sheep, deer, Chinese, Japanese Swiss. 3.以 man, woman 修饰名词构成合成词时,两个词都变化. man servant-men servants. (boy/girl students三、名词词尾的读音规则:A. 在 p t k f等清辅音后读s cups, hats, cakes, roofs B. 在s z t等音后读 iz glasses, faces, roses.C.在其他情况下读作z beds days cities knives.D.以 th 结尾的词原来读s 加词尾后多数读z 如: mouth-mouths path-paths ; 但是也有不变化的,如: month-months, ninth-ninths, youth-youths.