三年級(jí)英語(yǔ)名詞單數(shù)變復(fù)數(shù)

名詞單數(shù)變復(fù)數(shù)2023最新整理收集do

somethingonebananatwobananasonepeartwopearsonecarrotthreecarrotsonehamburgertwohamburgersoneonionthreeonionsnoodlesanapple.twoapples.What’sthisinEnglish?It’sanapple.Whatarethese?Theyaretwoapples.--Whatarethese?--What’sthis?--It’sapen.--Theyare

pens.--Whatarethose?--What’sthat?--It’sanEnglishbook.--Theyare

Englishbooks.onesandwichfoursandwichesonepotatothreepotatoesonedresstwodressesoneboxthreeboxes單數(shù)復(fù)數(shù)可數(shù)名詞如

何

變

化？規(guī)則變化不規(guī)則變化規(guī)則變化1.一般情況下，直接在詞尾加-s構(gòu)成復(fù)數(shù)形式。carbagcarsbagsbookbooks1.namepenbedrulernamespensbedsrulersbox2.以s,x,ch,sh等結(jié)尾的名詞，

在詞尾加-es構(gòu)成復(fù)數(shù)形式。boxesclassclasseswatchwatchesbrushbrushessxshch2.busbusesfoxesfox(狐貍)dish(盤(pán)子)dishes3.以o結(jié)尾的名詞，有的加-s,有的加-es構(gòu)成復(fù)數(shù)形式。photophotosheroestomatoeszooszoo(動(dòng)物園)tomato(西紅柿)hero(英雄)3.以o結(jié)尾的名詞,

表示無(wú)生命事物的名詞，詞尾加-s,

表示有生命事物的名詞，詞尾加-es。

加-es的名詞有:hero,potato,tomato,巧記:

英雄愛(ài)吃土豆燉西紅柿。以oo結(jié)尾的名詞變?yōu)閺?fù)數(shù)時(shí)，

詞尾加-s,

kangaroo（袋鼠）Kangarooszoo（動(dòng)物園）zoos4.以“輔音字母+y”結(jié)尾的名詞，應(yīng)改y為i，再加-es。familyfamiliescomediescomedy(喜劇)yyld4.4.以“元音字母+y”結(jié)尾的名詞，直接在詞尾加-s構(gòu)成復(fù)數(shù)形式。boyboysdaydaysoayy4.keycitiesstrawberrieskeyscity(城市)strawberry(草莓)5.以f或fe結(jié)尾的名詞，先將f或fe變成v，再加-es構(gòu)成復(fù)數(shù)形式。knifekniveshalfhalves“小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“樹(shù)葉”(leaf)把“狼”(wolf)劈成兩“半”(half)。5.wivesleaveswolveswife(妻子)leaf(樹(shù)葉)wolf(狼)“小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“樹(shù)葉”(leaf)把“狼”(wolf)劈成兩“半”(half)。巧記：名詞單數(shù)變復(fù)數(shù)口訣(一)規(guī)則變化名詞單數(shù)變復(fù)數(shù)，直接加-s占多數(shù)；book-books;pen-pens;apple-appless,x,sh,ch來(lái)結(jié)尾，直接加上-es；dress-dresses;box-boxes;watch-watches;brush-brushes詞尾是f或fe，加-s之前先變ve；leaf-leaves;wife-wives;knife-knives

輔音+y在詞尾，把y變i再加-es；study-studies;baby-babies;city-cities元音+y在詞尾,只加s就足夠boy–boys;day–days;monkey–monkeys詞尾字母若是o，常用三個(gè)已足夠，

要加-es請(qǐng)記好，hero,tomato,potato。英雄愛(ài)吃土豆燉西紅柿。hero-heroes;potato-potatoes;tomato-tomatoes其余o結(jié)尾的詞加s,photo-photos;piano-pianos(二)不規(guī)則變化男人女人a變e，鵝足牙oo變ee；man-men;woman-women;goose-geese;foot-feet;tooth-teeth老鼠虱子也好記，ous變ic；mouse-mice;louse-lice孩子加上ren，魚(yú)鹿綿羊不用變child-children;fish;deer;sheepthis---these(這些)

that--

those(那些)Sumup:1.一般情況下,直接在名詞詞尾加-s.2.以s,x,sh,ch結(jié)尾的名詞,在詞尾加-es.3.以輔音字母加y結(jié)尾的名詞，要變y為i再加-es.5.以f或fe結(jié)尾的名詞，先將f或fe變?yōu)関,再加-es.6.以o結(jié)尾的名詞,表示無(wú)生命事物的名詞加-s,

表示有生命事物的名詞加-es。4.以“元音字母+y”結(jié)尾的名詞，直接在詞尾加-s.7、以oo結(jié)尾的名詞變?yōu)閺?fù)數(shù)時(shí)，詞加-s8.以下詞為常為不可數(shù)名詞，他們的復(fù)數(shù)形式就是他們本身。Water(水)milk(牛奶)tea(茶)rice(米飯)orange（橙汁）juice（果汁）bread（面包）給下列可數(shù)名詞加復(fù)數(shù)．

bird--card--lady--orange--ruler--photo--friend--boy--watch--girl--case--cat--wife--tree--key--bed--hero--family-dictionary--question--leaf--party--cup--birdsladiesorangesrulerscatsboysgirlscaseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdictionariesphotoscardsleavespartiescupsthis–that–I–you–he/she/it–am/is–

thesethoseweyoutheyare單數(shù)復(fù)數(shù)句子單數(shù)變復(fù)數(shù)Thisisabook.Thatisaneraser.Itisaredapple.Iamaboy.He/Sheisateacher.What’sthis?

Thesearebooks.Thoseareerasers.Theyareredapples.Weareboys.Theyareteachers.What’rethese?pendeskkeyboxknifecardorangeboyfriendparentmotherfathersisterbrothersondaughtercousinfamilychildmanpencilcasesheepssssesknivessssssssssssfamilieschildrenmenssheep一、寫(xiě)出下列單詞的復(fù)數(shù)I--2.am--3.he–4.pencil--5.watch--6.dictionary--7.man--8.it--9.parent--10.boy–wearetheypencils

watchesdictionariesmentheyparentsboys復(fù)數(shù)句子變單數(shù)句子

Thesearedictionaries.單數(shù)Thisisadictionary.寫(xiě)出下列各詞的復(fù)數(shù)I_________this___________that___________watch_______child_______photo________diary_________day________foot________book_______dress______________tooth_______sheep______box_______strawberry_____________thief_______yo-yo______peach______sandwich_______________man______woman_______paper_______juice____________________water________milk________rice__________tea_______________-注意be動(dòng)詞遇到名詞