小學(xué)英語名詞變復(fù)數(shù)課件

可編輯版課件1名詞變復(fù)數(shù)的規(guī)則可編輯版課件21.一般情況詞尾加—s濁輔音和元音后讀[z]清輔音后讀[s]

可編輯版課件3例詞

abag—bags[b?gz]

cup—cups[k?ps]row—rows[r?uz]可編輯版課件42.以s,ss,x,ch,sh等結(jié)尾的詞，詞尾加—es，讀[iz]。

可編輯版課件5例詞:

box—boxes[b?ksiz]watch—watches[w?t?iz]class—classes[klɑ:siz]可編輯版課件63.以ce，se，ge等結(jié)尾的詞，詞尾加—s，讀[iz]?？删庉嫲嬲n件7例詞case—cases[keisiz]

race—races[reisiz]可編輯版課件84.以“輔音字母+y”結(jié)尾的詞變y為I，再加—es，讀[z]?？删庉嫲嬲n件9例詞:lobby—lobbies['l?biz]duty—duties['dju:tiz]family-families['f?miliz]可編輯版課件105.以“元音字母+y”結(jié)尾的詞，詞尾加—s，讀[z]?？删庉嫲嬲n件11例詞:boy—boys[b?iz]可編輯版課件126.以fe或f結(jié)尾的詞變f為v再加—s或—es，讀[vz]?？删庉嫲嬲n件13例詞:leaf—leaves[li:vz]thief—thieves[θi:vz]wife—wives[waivz]可編輯版課件147、以“輔音字母+o”結(jié)尾的名詞,

詞尾加—es,

讀[z]。可編輯版課件15

例詞:

hero—heroes['hi?r?uz]potato—potatoes[p?'teit?uz]tomato—tomatoes[t?'mɑ:t?uz]可編輯版課件168、以“元音字母+o”結(jié)尾的名詞詞尾加—s,讀[z]。可編輯版課件17例詞:radio—radios['reidi?uz]zoo—zoos[zu:z]可編輯版課件189、單復(fù)數(shù)同形，保持原音。例詞:fish—fish

可編輯版課件19sheep—sheep

cattle—cattle

deer—deer可編輯版課件2010、復(fù)數(shù)形式?jīng)]有任何規(guī)律例詞:

man—menwoman—women可編輯版課件21

child—children

foot—feet

可編輯版課件2211.除人民幣元、角、外，

美元、英鎊、歐元等

都有復(fù)數(shù)形式?？删庉嫲嬲n件23例詞

adollar—twodollars

onepound—twopounds可編輯版課件24名詞變復(fù)數(shù)歌訣名詞復(fù)數(shù)有變化,詞尾常把-s加；結(jié)尾若是s,x,ch,sh,加上-es要記下；若遇f,fe,更要弄清其變化；先將它們變成v,然后再把-es加；y結(jié)尾要分清,兩種情況必須明；不規(guī)則名詞要注意,它的詞形需牢記；中日友好不變化,英法聯(lián)軍a變e?？删庉嫲嬲n件25說明:表示某國人,通常在單數(shù)后面加s。但是（中國人）Chinese（日本人）Japanese單復(fù)數(shù)一樣,（英國人）Englishman和（法國人）Frenchman只需把a(bǔ)變?yōu)閑。名詞單數(shù)變復(fù)數(shù)(一)規(guī)則變化:1.加s

2.加s,x,ch,sh結(jié)尾的名詞加es3.以輔音字母加y結(jié)尾的名詞,先改y為i,再加es(mothers,fathers,sisters,brothers)(buses,boxes,watches)(family--families

dictionary--dictionaries)區(qū)別

key–keysboy--boys(二)不規(guī)則變化:4.單復(fù)數(shù)同形(不變):sheep(綿羊)deer(鹿)fish(魚)2.man,woman

men,women1.加es:potatoes(土豆)tomatoes(西紅柿)Chinese(中國人)Japanese(日本人)6.ooee:foot(腳)tooth(牙齒)goose(鵝)5.以f/fe結(jié)尾的,變f為v,再加eswife(妻子)knife(小刀)

shelf(架子)leaf(葉子)wolf(狼)3.child（孩子）children（男人,婦女）可編輯版課件28名詞單數(shù)變復(fù)數(shù)后s/es的讀音1.在清輔音后讀/s/2.在元音和濁輔音后讀/z/3.在/s//z//∫////t//d/后讀/iz/4.在/t/后讀/ts/,在/d/后讀/dz/∫desksmapsbrotherspensclasses,watches,orangescats,friends

可編輯版課件29pendeskkeyboxknifecardorangeboyfriendparentmotherfathersisterbrothersondaughtercousinfamilychildmanpencilcasesheepssssesknivessssssssssssfamilieschildrenmenssheep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?this–that–I–you–he/she/it–am/is–thesethoseweyoutheyare

單數(shù)復(fù)數(shù)可編輯版課件32一、寫出下列單詞的復(fù)數(shù)I--2.am--3.he–4.pencil--5.watch--6.dictionary--7.man--8.it--9.parent--10.boy–wearetheypencils

watchesdictionariesmen

theyparentsboys可編輯版課件33二、句型轉(zhuǎn)換1.Thisismymother.1）變否定句2）變一般疑問句,并作肯定回答Thisisnotmymother.Isthisyourmother?Yes,it/sheis.可編輯版課件342.Thatisacar.1）變否定句2）劃線提問3)變復(fù)數(shù)句Thatisnotacar.What’sthat?Thosearecars.可編輯版課件353.That’sanEnglishdictionary.1）變否定句2）變一般疑問句,并作否定回答That’snotanEnglishdictionary.IsthatanEnglishdictionary?No,itisn’t.可編輯版課件364.Herfamilyname’sSmith.5.Myjacketislightblue.6.is,that,brother,my,Dave組詞成句劃線提問劃線提問What’sherfamilyname?Whatcolorisyourjacket?Thatismybrother,Dave.句型轉(zhuǎn)換1.What’sthis?復(fù)數(shù)

What’rethese?2.He’saChineseboy.復(fù)數(shù)They’reChineseboys.

3.Thisisabike.否定句復(fù)數(shù)句一般疑問句,并作肯定回答Thisisnotabike.Thesearebikes.Isthisabike?Yes,itis.4.Thatismybrother.

否定句一般疑問句,并作否定回答Thatisnotmybrother.Isthatyourbrother?No,it/heisn’t.5.Thesearedictionaries.單數(shù)一般疑問句,并作肯定回答劃線提問Thisisadictionary.Arethesedictionaries?Yes,theyare.Whatarethese?可編輯版課件41be動(dòng)詞:根據(jù)人稱和數(shù)應(yīng)有am，is，are三種形式的變化。我用am,你用are,is連著他,她,它;單數(shù)名詞用is,復(fù)數(shù)名詞全用are.

變否定,更容易,be加not就可以;變問句,be前提,句末問號(hào)莫忘記.

可編輯版課件423.詞匯A)用下列所給單詞的適當(dāng)形式填空。1.Look!Are(that)maps?2.Where(be)thechildren’smother?3.Five(backpack)areonthebed.4.MrWanghastwo(pencil).Oneisblueandtheotherisred.5.Mum,(these)ismyfriend.thoseisbackpackspencilsthis可編輯版課件43練習(xí)1.—Whatdoyouwant?—Iwant___.A.pieceofbreadB.twopieceofbreadC.abreadD.somebread

2.___isstandingatthecornerofthestreet.A.ApoliceB.ThepoliceC.PoliceD.Apoliceman可編輯版課件443.Canyouseenine________inthepicture?A.sheepB.dogC.pigD.horse4.The_______hastwo___________. A.boys,watchesB.boy,watch C.boy,watchesD.boys,watch5.BothMarxandEngleswere_____.A.GermanB.GermansC.GermanyD.fromGerman可編輯版課件453.Canyouseenine________inthepicture?

A.sheepB.dogC.pigD.horse4.The_______