5、可數(shù)名詞分為單數(shù)和復數(shù)

1、1可數(shù)名詞分為單數(shù)和復數(shù)可數(shù)名詞分為單數(shù)和復數(shù)可數(shù)名詞分為單數(shù)和復數(shù)可數(shù)名詞分為單數(shù)和復數(shù)名詞單數(shù)就是該詞本身，在其前面加名詞單數(shù)就是該詞本身，在其前面加a或anan。1）單數(shù)）單數(shù)如adesk（一張桌子）anolddesk（一張舊書桌）2）復數(shù)：要表示一個以上概念時，要用名詞復數(shù)形式規(guī)則變化規(guī)則變化1）一般情況下加）一般情況下加ss如bookbooks（書）deskdesks（書桌）2）以）以sxxchchshsh結尾加結尾加eses

2、如boxboxes（盒子）busbuses(公共汽車)注意注意①以thth結尾加結尾加ssmonthmonthsmonthmonths②stomachstomachs②stomachstomachs3)3)以輔音字母以輔音字母yy結尾，變結尾，變y為i再加再加eses。如citycities(城市)countrycountries(國家)注意以元音注意以元音yy，直接加，直接加s。如：。如：daydays(daydays(天)，boyb

3、oys(boyboys(男孩男孩)4)4)以f或fefe結尾，復數(shù)變結尾，復數(shù)變f或fefe為v再加再加eses如knifeknives(書)halfhalves(一半)(thiefwifelifeshelfknifeleafselfhalfwolf)注意注意①有少數(shù)詞后直接加有少數(shù)詞后直接加s，如roofroofsroofroofs(屋頂屋頂)5)5)以o結尾結尾(1)(1)輔音字母加輔音字母加o結尾名詞的加結尾名詞的加eses如to

4、matotomatoes(西紅杮)potatopotatoes(土豆)(2)(2)元音字母加元音字母加o結尾名詞的加結尾名詞的加ss如pianopianos(鋼琴)zoozoos(動物園)photophotos(照片)kangarookangaroos(袋鼠)kilokilos(千克)有生命的以有生命的以o結尾的名詞變復數(shù)時，詞尾加結尾的名詞變復數(shù)時，詞尾加eses，凡無生命的以，凡無生命的以o結尾的名詞變復數(shù)時，詞尾加結尾的名詞變復數(shù)

5、時，詞尾加s。有生命：potatopotatoestomatotomatoesheroheroesnegronegroes如無生命：zoozoosradioradiosphotophotospianopianoszerozerosbamboo（竹竿）bamboostobacco（煙絲）tobaccos1）注意注意zerozero兩種方式都可：兩種方式都可：zerozeroszerozeros或zeroes(zeroes(零)不規(guī)則變化不

6、規(guī)則變化1)1)元音字母發(fā)變化。元音字母發(fā)變化。如manmen(男人)，womanwomen(婦女)toothteeth(牙齒)，footfeet(腳)mousemice(老鼠)，policemanpolicemen(警察)policewomanpolicewomen(女警察)2)2)詞尾發(fā)生變化。詞尾發(fā)生變化。如childchildren(小孩)，oxoxen(公牛)3)3)單、復數(shù)形式相同。單、復數(shù)形式相同。3一、練習：寫出下列各詞

7、的復數(shù)一、練習：寫出下列各詞的復數(shù)I_________him_________this___________her______watch_______child_______photo________diary______day________foot________book_______dress________tooth_______that__________sheep______box_______strawberry_____

8、thief_______yoyo______peach______swich______man______woman_______paper_______uice___________water________milk________rice__________tea__________二、選出下列名詞復數(shù)形式的正確拼寫：二、選出下列名詞復數(shù)形式的正確拼寫：1.child（）A.childrenB.childs2.sheep（）A.sh

9、eepsB.sheep3.boy（）A.boysB.boies4.watch（）A.watchesB.watchs5.coat()A.coatsB.coates6.leaf（）A.leafsB.leaves7.German（）A.GermansB.Germen8.mouth（）A.mouthsB.mouthes9.womandoct（）A.womendoctsB.womendoct10.babyhse（）A.babieshsesB.ba

10、byhses答案：答案：1______2______3_____4____5______6______7_____8_____9_____10____1______2______3_____4____5______6______7_____8_____9_____10____三、寫出下列名詞的復數(shù)形式三、寫出下列名詞的復數(shù)形式1.book___________car___________street___________day_____

11、______2.bus___________box___________match___________class___________3.city___________sty___________family___________country___________4.radio___________photo___________piano___________zero___________5.knife___________lea

12、f___________life___________thief___________6.man___________woman___________child___________foot___________7.womanteacher___________appletree___________policeman___________四、四、寫出復數(shù)寫出復數(shù)1.radio2.knife3.glass4.shelf5.boss6.d

13、ress7.housewife8.postman9.leaf10.church11.mouth12.family13.tie14.tomato15.piano16.baby17.tooth18.country19.key20potato21.match22.box23.hour24.hero25.Greman五、單項選擇：五、單項選擇：1.The_____inourgardenareverybeautiful.AclothBwaterC