可数名词单数变复数课件

What’s

this

?It’s

an

apple.What

are

these?They

are

two

apples.--What’sthis?--It’sapen.--Whatarethese?--Theyare

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

Englishbooks.orangesbackpackswatchespens--Whatarethese?--They’re….--Whatarethose?--They’re….mapscases

keys可数名词是指能以数目来计算，可以分成个体的人或物，因此它有单数，复数两种形式。复数1、一般情况词尾加—s浊辅音和元音后读[z]清辅音后读[s]bag—

bags

[bægz]cup—

cups

[kʌps]row—rows

[rəuz]names

[neɪmz]pens

[penz]ruler

rulers

['ru:ləz]box—boxes[`bɔksiz]watch—watches[`wɔtʃiz]class—classes[`klɑ:siz]foxes

[`fɔksIz]dishes['dɪʃɪz]3、以

ce，se，ge等结尾的词，case—cases[`keisiz]race—races[`reisiz]bridge-

bridges[`brɪdʒiz]exercise-exercises['eksəsaɪzɪz]4、以“辅音字母+y”结尾的词变

y

为

i，再加—es

，读[z]。例词：lobby—lobbies['lɔbiz]duty—duties['dju:tiz]family—families

['fæmiliz]5、以“元音字母+y”结尾的词，boy—boys[bɔiz]waytoykeymonkey6、以

fe

或

f

结尾的词读[vz]。thief—thieves[θi:vz]wife—wives[waivz](狼)7部分已f结尾的名词复数还可直接加-s读[s]safesafes[seɪfs]9、以“辅音字母+o”结尾的名词，读[z]。potato—potatoes[pə'teitəuz]tomato—tomatoes[tə'mɑ:təuz]加-es的名词有:potato,tomato,hero巧记:

英雄爱吃土豆炖西红柿。10、以“元音字母+o”结尾的名词读[z]。radio—radios

['reidiəuz]zoo—zoos

[zu:z]bamboo

—bamboos[bæm'bu:z]11个别以O结尾的名词可有两种复数形式12、单复数同形

，保持原音。例词

：fish—fish

[fɪʃ]deer—

deer[dɪə(r)]13、复数形式没有任何规律例词：man—men[men]woman—

women['wɪmɪn][ti:θ]foot—feet[fi:t]goose

—geese[ɡi:s]child—children['tʃɪldrən]mouse—mice[maɪs]14、除人民币元、角、外，美元、

英镑、

欧元等都有复数形式。onedollar—twodollarsonepound—twopounds名词复数有变化，词尾常把-s加；结尾若是s,

x,

ch,

sh,

加上-es要记下；若遇f,

fe,

更要弄清其变化；先将它们变成v，然后再把-es加；y结尾要分清，两种情况必须明；不规则名词要注意，它的词形需牢记；中日友好不变化，英法联军a变e。表示某国人，通常在单数后面加s。但是（中国人）Chinese（日本人）Japanese单复数一样，（英国人）Englishman和（法国人）Frenchman只需把a变为e。Activity1袜子配对：将成对的袜子连线并涂上相同的颜色给下列可数名词加复数．bird--birdscard--cards

lady--

ladiesorange--oranges

ruler--rulers

photo--photosfriend--

boy--

watch--friendsboyswatchesgirlscase--casescatskeysgirl--wife--cat--key--wivestreestree--bed--

beds

hero--heroes

family-familiesdictionary--dictionaries

question--questionsleaf--leaves

party--

parties

cup--

cupsactivity2•

Howmany___(book)arethere?•

Key:books•

LucyandTomaremy___(friend).•

Key:friends用所给的单词的复数的正确形式填空：1>Ihavetwo______(pencil-box).2>Therearethree______(chair)intheclassroom.3>These_______(tomato)arered.4>______(hero)aregreat.5>Mybrotherlooksaftertwo______(baby)6>Therearesome______(deer)eatingthegrass.7>Myfatherlikestoeat_______(potato).8>Chinese______(people)liketoeatnoodles.9>Ihavealotof______(toy)inmybedroom.10>Ihelpmymotherwash______(dish)in1．Icanseethree________inthezoo.Amonkeys

Bmonkeys

Cmonkey2.Thepighasfour______.

A.foot

B.feet

C.foots3.Mytwobrothersareboth______.A.policeman

B.policemans

C.policemen4.Therearefour___________intheclass.

A.Japanese

B.Japaneses

C.Japan5.Icanseeten_____inthepicture.

A.sheep

B.dog

C.pig6.The_____hasthree______.

A.boys,watches

B.boy,watc