三年级英语名词单数变复数规则和练习及答案（完整版）资料(可以直接使用，可编辑优秀版资料，欢迎下载）三年级名词单数变复数规则1.一般情况下，直接加s如：apple-applespig-pigsbook-books2.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-wivesknife-kniveswolf-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-potatoestomato-tomatoeshero-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)Piano—pianos（钢琴）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：fish-fish(此时fish当“同类鱼的很多条”讲)sheep-sheep(绵羊)paper-paper(纸)people-people(peoples表示“民族”)Chinese-Chinese(中国人)Japanese-Japanese（日本人）（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：man-men,woman-women(记忆方法，“男人”变“女人”，“a”变“e”.延伸policeman-policemenpolicewoman-policemchild-children（孩子）mouse-mice(老鼠）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)am/is–are(是)has-have(有)注：appletree-appletreesmanteacher-menteachers以此类推课堂练习一．出下列各词的复数。1.mouse______2.this_______3.watch_______4.child_______5.photo______6.diary_______7.boy________8.foot________9.fish_______10.thief_______11.man________12.firman___13.Chinese_____14.deer______15.I____16.tomato______17.brush_____18.glass____二、选择题。（）１.Ｔhis_____acar.A.isB.areC.has()2.Ihavetwo_____friendanda_____friend.A.Japanese,ChineseB.Japanese,ChineseC.Japanese,Chinese()3.Iwantsome_____.A.afishB.fishC.fishes()4.Thetwo_____areintheroom.A.manBmenC.aman()5.Iclean_____inthemorning.A.mytoothB.mytoothC.myteeth三、仿照例子，把下列句子中的名词改为复数形式。例子：Iamatallboy.Wearetallboys.Sheisabeautifulgirl._______________________Heisastrongman.______________________Thisisabigmouse._______________________Thatisasmallfish.______________________Ithasalongtooth.______________________英语专项测试名词复数（总分