1、Whats this ?Its an apple.What are these?They are two apples.-What are these?-Whats this?-Its a pen.-They are pens.-What are those?-Whats that?-Its an English book.-They are English books.backpackswatchesorangespens-What are these ?-Theyre .mapscaseskeys-What are those ?-Theyre . 可數(shù)名詞是指能以數(shù)目來計算，可以分成個體

2、的人或物，因此它有單數(shù)，復(fù)數(shù)兩種形式。可數(shù)名詞變復(fù)數(shù)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、一般情況詞尾加s 濁輔音和元音后讀z 清輔音后讀s 例詞 bag bags bgz cup cups kps row rows ruznamepenbookrulernames nemzpens penz books bks rulers ru:lz 2、以s, x, ch, sh等 結(jié)尾的詞， 詞尾加es， 讀iz。 例詞： boxboxesbksiz watch watcheswtiz classclasses kl:sizbusbuses bsz foxes fksIz fox(狐

3、貍)dish(盤子)dishes dz grassgrasses gr:sz 3、以 ce，se，ge 等 結(jié)尾的詞， 詞尾加s， 讀 iz。例詞casecases keisiz raceraces reisizbridge- bridgesbrdiz exercise- exercisesekssazz 4、以“輔音字母+y”結(jié)尾的詞 變 y 為 i，再加 es ， 讀z。例詞：lobbylobbies lbizdutyduties dju:tiz familyfamilies fmilizladycities sitiz strawberries str:briz ladies leidi

4、zcity(城市)strawberry(草莓)5、以 “元音字母+y” 結(jié)尾的詞， 詞尾加 s， 讀 z。 例詞： boy boys bizkeyways weztoys tz keys ki:z waytoy monkeymonkeysmkz 6、以 fe 或 f 結(jié)尾的詞 通常情況下變 f 為 v 加es， 讀vz。例詞： leafleaves li:vz thiefthieves i:vz wifewives waivzknivesnavz halvesh:vz wolveswlvz knifehalfwolf(狼)calfcalvesk:vz “小偷”(thief)的“妻子”(wife

5、)用“刀子”(knife)和“樹葉”(leaf)把“狼”(wolf)劈成兩“半”(half)。 巧記：7 部分已f結(jié)尾的名詞復(fù)數(shù)還可直接加-s讀ssaferoofsrufschiefsti:fs safessefs roofchief9、以“輔音字母+o” 結(jié)尾的名詞， 詞尾加es， 讀z。例詞： hero heroes hiruz potatopotatoes pteituz tomato tomatoes tm:tuz 加-es的名詞有: potato, tomato, hero巧記:英雄愛吃 土豆燉西紅柿。10、以 “元音字母+o” 結(jié)尾的名詞 詞尾加s ， 讀z。例詞：radiorad

6、ios reidiuzzoozoos zu:zbamboobamboosbmbu:z 11 個別以O(shè)結(jié)尾的名詞可有兩種復(fù)數(shù)形式 讀音為zmangosmangoesmosquitosmosquitoesmangomosquitomz mski:tz 12、單復(fù)數(shù)同形 ，保持原音。 例詞： fish fish f sheep sheep i:p cattle cattle ktl deer deer d(r) 13、復(fù)數(shù)形式?jīng)]有任何規(guī)律 例詞： manmenmen woman women wmn toothteeth ti: foot feet fi:t goose geese i:s child

7、children tldrn mouse mice mas 14、除人民幣元、角、外， 美元、 英鎊、 歐元等 都有復(fù)數(shù)形式。例詞 one dollar two dollars one pound two pounds 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。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）E

8、nglishman和（法國人）Frenchman只需把a(bǔ)變?yōu)閑。Activity1襪子配對：將成對的襪子連線并涂上相同的顏色boyboyspenpenseyeseyedeskdesksdogsdog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-birdsladiesorangesrulerscatsboysgirlsc

9、aseswiveswatchestreeskeysquestionsbedsheroesfriendsfamiliesdictionariesphotoscardsleavespartiescupsactivity2How many _ (book) are there?Key: booksLucy and Tom are my _(friend).Key: friends用所給的單詞的復(fù)數(shù)的正確形式填空：1I have two _(pencil-box). 2There are three _(chair) in the classroom.3These _(tomato) are red.

10、 4_(hero) are great.5My brother looks after two _(baby)6There are some _(deer) eating the grass.7My father likes to eat _(potato).8Chinese _(people)like to eat noodles.9I have a lot of _(toy) in my bedroom.10I help my mother wash _(dish) in the kitchen.選出正確形式1I can see three _ in the zoo. A monkeys

11、B monkeys C monkey2.The pig has four _.foot B. feet C. foots3.My two brothers are both _.policeman B. policemans C. policemen4.There are four _ in the class.Japanese B. Japaneses C. Japan5.I can see ten _ in the picture.A. sheep B. dog C. pig6.The _ has three_.boys, watches B. boy, watch C. boy, watches7.C an you see _on the plate? A. bread B. breads C. breades8.The girl of