小学四年级 名词单复数 1.一般情况下,直接加s,如:apple-apples,pig-pigs,book-books等 课中实例:bottles,blouses,centres,chocolates,classmates, uncles, fires, engines, homes, mooncakes, noodles, nurses, peddles,pictures, post offices, riddles, snakes, spiders, stones 2.以s、sh、ch、x结尾的名词,加es,如:bus-buses(公车),class-classes(班级),fish-fishes(此时的fish当“鱼的种类”讲),watch-watches(手表),box-boxes(盒子),fox-foxes(狐狸) 课中实例: wishes 3.以元音字母+y结尾的名词,直接加s,如:boy-boys(男孩),toy-toys(玩具) 实例: stray-strays 迷失者(stray的复数形式) stay-stays 停留;依靠;妇女胸衣(stay的复数) key-keys 钥匙 why-whys 理由;令人费解的问题(why的复数) pay-pays 报酬(pay的复数) ray-rays 光线(ray的复数) fay-fays 小仙女;妖精 way-ways keys monkeys jay-jays 鸟,松鸡;橿鸟(jay的复数形式) 4.以辅音字母+y结尾的名词,去 庭),strawberry-strawberries(草莓) y改ies,如:family-families(家 课中实例: aviaries 5.以f或fe结尾的名词,去f或fe改ves,如:wife-wives,knife-knives,wolf-wolves (这三个词的记忆口诀---“妻子”拿着“小刀”杀了“狼”) 课中实例: bookshelves 6.以”o"结尾的名词:(1)有生命的,加es,如:potato-potatoes,tomato-tomatoes,hero-heroes (这 三个词的记忆口诀---”英雄“爱吃”土 豆“和”西红柿“) negroes [‘ni?ɡr??] (2)无生命的,加s,如:photo-photos(照片),radio-radios(收音机) 7.将“oo”改为“ee"的名词,如:tooth-teeth(牙),foot-feet(脚),goose-geese(鹅) 8.单复同形的名词:(1)fish-fish(此时fish当“同类鱼的很多条”讲),sheep-sheep(绵羊),paper-paper(纸),Chinese-Chinese(中国人),Japanese-Japanese(日本人),people-people(peoples表示“民族”) (2)不可数名词,如:water(水),rice(米饭),milk(牛奶),juice(果汁),bread(面包),tea(茶),orange(橙汁) 9.不规则变化的名词:(1)man-men,woman-women (记忆方法---“男人”“女人”将a改e) 延伸:policeman-policemen,policewoman-policemen (2)child-children(孩子) (3)mouse-mice(老鼠) (4)根据中文意思变化的名词,如:I-we(我-我们),you-you(你-你们),he/she/it-they(他/她/它-他们),this-these(这个-这些),that-those(那个-那些) 本文来源:https://www.wddqw.com/doc/e788330e80c4bb4cf7ec4afe04a1b0717fd5b335.html