1.一般情况下,直接加s,如:apple-apples,pig-pigs,book-books等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)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)4.以辅音字母+y结尾的名词,去y改ies,如:family-families(家庭),strawberry-strawberries(草莓)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”)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“)(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)同学们,快来看看自己做的怎么样吧!写出下列名词的复数形式:Ithisthatwatchchildphotodiary(日记)day(天)footbookdress(连衣裙)toothsheepboxstrawberrywolfpeachyo-yo(悠悠球)sandwichmanwomanpaperwaterjuiceteamouseThereare56(people)inChina.答案:wethesethosewatcheschildrenphotosdiariesdaysfeetbooksdressesteethsheepboxesstrawberrieswolvespeachesyo-yos(悠悠球是“无生命”的,另外含有-符号的词是一个词,因此在结尾加s)sandwichesmenwomenpaperwaterjuiceteamicepeoples(这句话的意思是---“中国有56个民族”)